Mineral Specimens - page 17
The Jan Buma Collections

FF67AL7: Group on matrix of sharp, transparent and very shiny Fluorite crystals with an intense and uniform yellow color. The specimen, from a locality where it is currently difficult to find high quality pieces, comes from the Jan Buma collection (number 020703) whose catalogue entry we will send to the buyer.
May Stone and Sand Quarry (Hoosier Sand and Gravel Quarry), Fort Wayne, Allen County, Indiana  USA

Specimen size: 5.2 × 5.1 × 2.6 cm = 2.05” × 2.01” × 1.02”

Main crystal size: 1.8 × 1.4 cm = 0.71” × 0.55”

MX14T1: Group of cubic crystals of Fluorite, with dissolution forms, and a very deep, intense and uniform violet color. It is on matrix with scalenohedral crystals of Calcite that are extraordinarily acute, elongated and most of them doubly terminated.
Minerva I Mine, Ozark-Mahoning group, Cave-in-Rock Sub-District, Hardin County, Illinois  USA

Specimen size: 7.2 × 4.2 × 2.2 cm = 2.83” × 1.65” × 0.87”

MA87R9: Cubic crystals of Fluorite with excellent transparency, a very deep color, and white color zones centered in the crystals. They are on matrix, with Baryte and small crystals of Sphalerite. An American classic.
Elmwood Mine, Carthage, Central Tennessee Ba-F-Pb-Zn District, Smith County, Tennessee  USA

Specimen size: 11 × 8.1 × 5.3 cm = 4.33” × 3.19” × 2.09”

Main crystal size: 1.1 × 1 cm = 0.43” × 0.39”

FD97AL7: Dodecahedral Fluorite crystal, translucent, with a violet color and good luster, implanted on a Quartz crystal with coatings of small scalenohedral Calcite crystals.
The specimen comes from the Jan Buma collection (number 060501) whose catalogue entry we will send to the buyer.
San Martín Mine, San Martín, San Martín-Sabinas District, Municipio Sombrerete, Zacatecas  Mexico

Specimen size: 5.1 × 1.9 × 2.1 cm = 2.01” × 0.75” × 0.83”

Main crystal size: 1.8 × 1.7 cm = 0.71” × 0.67”

MC26R9: Radial aggregate of very acute long prismatic crystals of Creedite in which been formed two deformed octahedral crystals of slight green Fluorite. A mineralogical rarity.
Navidad Mine, Abasolo, Rodeo, Municipio de Rodeo, Durango  Mexico (2004)

Specimen size: 5.2 × 4.1 × 4.4 cm = 2.05” × 1.61” × 1.73”

Main crystal size: 0.7 × 0.4 cm = 0.28” × 0.16”

FG46S5: Very sharp cubic crystals of Fluorite with very well defined faces and edges, of clear lilac color, whose base is a parallel growth of white tabular crystals of Celestine.
Tule Mine, Melchor Múzquiz, Municipio Melchor Múzquiz, Coahuila (Coahuila de Zaragoza)  Mexico

Specimen size: 15 × 8.1 × 2.2 cm = 5.91” × 3.19” × 0.87”

Main crystal size: 1.6 × 1.1 cm = 0.63” × 0.43”

FA37AL7: Group of crystals with good balance between the cube and rhombododecahedron forms, transparent and with a uniform light green color and good luster. With small inclusions of Chalcopyrite, coatings of small white scalenohedral Calcite crystals and on a Sphalerite matrix. The specimen comes from the Jan Buma collection (number 070301) whose catalogue entry we will send to the buyer.
Naica Mine, Naica, Municipio Saucillo, Chihuahua  Mexico (±2007)

Specimen size: 5.6 × 5.3 × 4 cm = 2.20” × 2.09” × 1.57”

Main crystal size: 2 × 2 cm = 0.79” × 0.79”

FT37AM1: Druse on matrix of very sharp octahedral Fluorite crystals, transparent, shiny, colorless, with slightly lilac tones in some areas of the specimen and partially covered by white rhombohedral Calcite crystals and with inclusions of small Pyrite crystals.
The specimen comes from the Jan Buma collection (no. 850111), whose catalogue entry we will send to the buyer. He bought it from Richard W. Barstow whose label we will also send to the buyer.
Naica Mine, Naica, Municipio Saucillo, Chihuahua  Mexico

Specimen size: 16.7 × 9.6 × 6.9 cm = 6.57” × 3.78” × 2.72”

Main crystal size: 1.2 × 1.1 cm = 0.47” × 0.43”

FB66AL7: Small crystals of Fluorite translucent and with a uniform violet color. Implanted on a matrix of white Feldspar crystals (valencianite variety) and transparent and colorless Quartz crystals.
The specimen comes from the Jan Buma collection (number 070502) whose catalogue entry we will send to the buyer.
Valenciana Mine, Guanajuato, Municipio Guanajuato  Mexico

Specimen size: 7.3 × 4.5 × 2.8 cm = 2.87” × 1.77” × 1.10”

Main crystal size: 0.2 × 0.2 cm = 0.08” × 0.08”

FK27AL9: Group of octahedral Fluorite crystals with curious dome-shaped tetrahexahedral terminations at the vertices. Translucent, with a uniform pale green color and on a Quartz matrix with small Pyrite crystals. Fluorite specimens from this little known mine are scarce and even more so those of a certain quality.
The specimen comes from the Jan Buma collection (#010649) whose catalogue entry we will send to the buyer.
Peregrina Mine, Guanajuato, Municipio Guanajuato  Mexico

Specimen size: 13.3 × 7.8 × 3.5 cm = 5.24” × 3.07” × 1.38”

Main crystal size: 1 × 0.9 cm = 0.39” × 0.35”

MB47R9: An excellent representative of a very uncommon locality. It is a group of transparent and very bright crystals with honey yellow color zones concentrated in the central areas of each crystal and perfectly clear edges.
Flamboro Quarry, West Flamborough Township, Hamilton, Ontario  Canada

Specimen size: 4.1 × 3.2 × 2.3 cm = 1.61” × 1.26” × 0.91”

Main crystal size: 1.8 × 1.8 cm = 0.71” × 0.71”

FV59M2: Small group of cubic Fluorite crystals with an rich yellow color, very deep, excellent luster and notable transparency for this locality. A perfect miniature from an uncommon locality.
Gloria Mine, La Hortezuela, Hornachuelos-Espiel, Comarca Valle Medio del Guadalquivir, Córdoba, Andalusia  Spain (±2001)

Specimen size: 3.8 × 2.5 × 1.8 cm = 1.50” × 0.98” × 0.71”

Main crystal size: 1 × 0.7 cm = 0.39” × 0.28”

FT60AD3: Druse of transparent cubic Fluorite crystals, which are very bright and with a uniform yellow color. They are partially coated by complex Calcite crystals, small rhombohedral Dolomite crystals and Pyrite microcrystals.
The sample is from the Jan Buma collection (num. 950912), whose card we’ll send to the buyer.
Moscona Mine, El Llano, Solís, Corvera de Asturias, Comarca Avilés, Principality of Asturias (Asturias)  Spain (±1995)

Specimen size: 9.7 × 9.5 × 8 cm = 3.82” × 3.74” × 3.15”

Main crystal size: 1.4 × 1.3 cm = 0.55” × 0.51”

MD46R9: The sample is rare for the locality due to the scarcity of crystallized Fluorite there. On the piece the Fluorite forms very well defined cubic crystals, one of them clearly dominant, with color zoning and on a matrix of white Baryte crystals.
Boldut Mine, Cavnic mining area, Cavnic, Maramures  Romania

Specimen size: 3.7 × 2.2 × 1.9 cm = 1.46” × 0.87” × 0.75”

Main crystal size: 1 × 0.9 cm = 0.39” × 0.35”

MV27T1: Very aerial group of scalenohedral crystals of Calcite that are translucent, bright and slightly pinkish. On matrix, with a small group of clear green Fluorite crystals, Quartz and twinned crystals of Chalcopyrite.
Cavnic mining area, Cavnic, Maramures  Romania (±1999)

Specimen size: 7.4 × 7 × 3.7 cm = 2.91” × 2.76” × 1.46”

FB46AM2: Group of very sharp Fluorite crystals, between transparent and translucent, with an intense green color and partially covered by cubo-octahedral Galena crystals.
The specimen comes from the Jan Buma collection (number 060802) whose catalogue entry we will send to the buyer.


Rogerley Mine, Frosterley, Weardale, North Pennines Orefield, County Durham  England / United Kingdom

Specimen size: 6.7 × 3.5 × 3.3 cm = 2.64” × 1.38” × 1.30”

Main crystal size: 1.4 × 1 cm = 0.55” × 0.39”

MD86W8: Aggregate of transparent cubic crystals of Fluorite that are very bright, have a very clear lilac color and are mostly coated by Siderite with complex crystals of Sphalerite. We’ll send the Jan Buma collection caed to the buyer of the sample.
Blackdene Mine, Ireshopeburn, Weardale, North Pennines Orefield, County Durham  England / United Kingdom (±1976)

Specimen size: 9.7 × 6.5 × 8.5 cm = 3.82” × 2.56” × 3.35”

Main crystal size: 1.4 × 1 cm = 0.55” × 0.39”

MY26S1: Group of very transparent and bright cubic crystals. They are clear lilac and are partially coated by small, very bright, doubly terminated crystals of Quartz.
Blackdene Mine, Ireshopeburn, Weardale, North Pennines Orefield, County Durham  England / United Kingdom (±1982)

Specimen size: 16.6 × 11.2 × 4 cm = 6.54” × 4.41” × 1.57”

Main crystal size: 1.9 × 1.6 cm = 0.75” × 0.63”

FJ11T3: Globular growths, on matrix, of yellow crystals with slightly defined faces and edges. More bright and colorful than usual for the samples from this locality.
Buxières-les-Mines, Moulins, Allier, Auvergne-Rhône-Alpes  France (±1989)

Specimen size: 8.6 × 5.6 × 2.4 cm = 3.39” × 2.20” × 0.94”

Main crystal size: 1 × 1 cm = 0.39” × 0.39”

FM88T3: Aggregate of very sharp cubic crystals of Fluorite. Of lilac color, they are partially coated by small crystals of Chalcopyrite and they are with white, very acute, scalenohedral crystals of Calcite and laminar Baryte. The sample is very typical of this classic German mining area.
Wölsendorf Mining District, Upper Palatinate/Oberpfalz, Bavaria/Bayern  Germany

Specimen size: 21 × 14 × 5.5 cm = 8.27” × 5.51” × 2.17”

Main crystal size: 1.5 × 1.1 cm = 0.59” × 0.43”

FX63M0: Exceptional locality for the Fluorite specimens, that one must add to the specimen quality. Druse of cubic Fluorite crystals with two well marked color zones, first one is pale lilac and the other is totally colorless. Back side of the specimen is covered by small Calcite crystals.
Lavrion Mines, Lavrion Mining District, Attikí (Attica) Prefecture  Greece

Specimen size: 7 × 5.5 × 2.4 cm = 2.76” × 2.17” × 0.94”

Main crystal size: 0.6 × 0.5 cm = 0.24” × 0.20”

MH6T3: Aggregate of octahedral crystals with very well defined faces and edges, very transparent, with clear green color and on matrix of Quartz and Orthoclase.
The sample, a classic, is from Jan Buma’s collection, whose card, and a previous label from Gianguido Giannobi’s collection, we’ll send to the buyer.
Baveno, Maggiore Lake, Verbano-Cusio-Ossola Province, Piedmont (Piemonte)  Italy

Specimen size: 5.1 × 4 × 2.6 cm = 2.01” × 1.57” × 1.02”

Main crystal size: 0.9 × 0.8 cm = 0.35” × 0.31”

FH66T3: Group of octahedral crystals of Fluorite, with very well defined faces and edges and clear lilac color, very unusual for the samples from the area. They are on matrix, with smoky Quartz and Albite.
The specimen has been published in the magazine ‘extraLAPIS’ on page 41, number 44, "Uri".
Fellital (Felli Valley), Reuss Valley, Uri  Switzerland

Specimen size: 9 × 8.6 × 3.9 cm = 3.54” × 3.39” × 1.54”

Main crystal size: 1.3 × 1.3 cm = 0.51” × 0.51”

FC56AM0: Octahedral Fluorite crystals, one of them dominant, with very well defined faces and edges, transparent and with a uniform light green color. On matrix with Quartz crystals and a group of very sharp pseudomorphs of Pyrite after Pyrrhotite crystals with a clearly hexagonal outline.
The specimen comes from the Jan Buma collection (number 980612) whose file card we will send to the buyer.
Dalnegorsk, Dalnegorsk Urban District, Primorsky Krai  Russia

Specimen size: 6.5 × 4.3 × 5.4 cm = 2.56” × 1.69” × 2.13”

Main crystal size: 1.4 × 1.3 cm = 0.55” × 0.51”

FC6H5: Green octahedral crystals of well defined faces and edges on a matrix of Sphalerite. Between the Sphalerite and Fluorite there is a bed of radial groups of white fibrous crystals of Pectolite, also partially covering Fluorite.
Second Sovetskii Mine, Dalnegorsk, Dalnegorsk Urban District, Primorsky Krai  Russia (12/1996)

Specimen size: 7 × 4.7 × 4.4 cm = 2.76” × 1.85” × 1.73”

Main crystal size: 2 × 2.1 cm = 0.79” × 0.83”

MX46R9: Crystals of Fluorite formed by faces of the cube and the dodecahedron. They are transparent, with color zoning and are on matrix, with Calcite and coatings of microcrystalline Quartz.
Second Sovetskii Mine, Dalnegorsk, Dalnegorsk Urban District, Primorsky Krai  Russia (09/2002)

Specimen size: 8.8 × 3.6 × 3.3 cm = 3.46” × 1.42” × 1.30”

Main crystal size: 0.9 × 0.7 cm = 0.35” × 0.28”

MT66AA6: Fluorite aggregate with very well defined faces and edges, with the cube and dodecahedron forms in approximately equal development. The crystals are transparent to translucent, blue with a slightly violet hue along some edges, and share the matrix with small Quartz crystals and white lenticular Calcite crystals. Very unusual and of a high quality that is typical of Jan Buma specimens.
Nikolaevski Mine, Dalnegorsk, Dalnegorsk Urban District, Primorsky Krai, Far-Eastern Region  Russia (04/2003)

Specimen size: 10.1 × 7.5 × 5.7 cm = 3.98” × 2.95” × 2.24”

Main crystal size: 4.1 × 3 cm = 1.61” × 1.18”

FV87H5: Group of transparent cubic crystals that have nice green color, They stand on a matrix with some crystals of Calcite. A sample of quality.
Kavalerovo Mining District, Primorsky Krai  Russia (±2002)

Specimen size: 9 × 9 × 6 cm = 3.54” × 3.54” × 2.36”

Main crystal size: 2.8 × 1.9 cm = 1.10” × 0.75”

FR16AM5: The characteristic cuboctahedral Fluorite of Kara-Oba of dark violet color on a doubly terminated Quartz of a snow white color which gives a special contrast. The sample comes from the Jan Buma collection (num. 920301) and we’ll send the card of the collection with it.
Kara-Oba, Betpak-Dala (Bet-Pak-Dala) Desert, Karaganda Region  Kazakhstan

Specimen size: 12.6 × 4.5 × 4 cm = 4.96” × 1.77” × 1.57”

FR14AL9: Border of Fluorite crystals with hexahedral shape, very sharp, transparent, with excellent luster and an intense yellow color, on matrix, with white Quartz crystals and small Pyrite crystals.
The specimen comes from the Jan Buma collection (#030606) whose catalogue entry we will send to the buyer.
Sidi Ayad (Sidi Ayed), Boulemane Province, Fès-Meknès Region  Morocco (±2003)

Specimen size: 7 × 5.4 × 3.3 cm = 2.76” × 2.13” × 1.30”

Main crystal size: 1 × 0.7 cm = 0.39” × 0.28”

MP68S1: Fine group of cubic crystals, slightly coated by minor Calcite, that have very sharp and bright faces and edges. The violet color is exceptionally intense and it even hides, due to its intensity, the magnificent transparency, visible under an intense spotlight.
Tounfit, Boumia, Midelt Province, Drâa-Tafilalet Region  Morocco (2006)

Specimen size: 7.8 × 6.4 × 2.3 cm = 3.07” × 2.52” × 0.91”

Main crystal size: 2 × 1.5 cm = 0.79” × 0.59”

FTX14AO0: Druse of cubic Fluorite crystals, transparent, with good luster and a very uniform green color and partially covered by small groups of white Calcite crystals.
The specimen comes from the Jan Buma collection (number 040208), whose catalogue entry we will send to the buyer.
El Hammam, Ait Mimoune, Khémisset Province, Rabat-Salé-Kénitra Region  Morocco (±2004)

Specimen size: 1.7 × 7.8 × 3.7 cm = 0.67” × 3.07” × 1.46”

Main crystal size: 1.5 × 1.3 cm = 0.59” × 0.51”

NT67AL8: Group of cubic Fluorite crystals with polycrystalline staggering on the edges. Translucent, bright, with an intense green color and with coatings of small Pyrite crystals on the back.
The specimen comes from the Jan Buma collection (number 010619) whose catalogue entry we will send to the buyer.
El Hammam, Ait Mimoune, Khémisset Province, Rabat-Salé-Kénitra Region  Morocco

Specimen size: 9.8 × 6 × 4.4 cm = 3.86” × 2.36” × 1.73”

Main crystal size: 1.5 × 1.3 cm = 0.59” × 0.51”

FH36H5: Crystals are cubes of clear green color on a matrix of Quartz with small groups of Pyrite. Samples from El Hammam rarely have individualized crystals so specimens like this are uncommon.
El Hammam, Ait Mimoune, Khémisset Province, Rabat-Salé-Kénitra Region  Morocco (±1999)

Specimen size: 11.4 × 9.3 × 5.1 cm = 4.49” × 3.66” × 2.01”

Main crystal size: 1.7 × 1.5 cm = 0.67” × 0.59”

FR27AN0: Group of very sharp Fluorite crystals, transparent, very lustrous, with inclusions and with a pale violet color. The specimen, of great quality for the locality, which is little disclosed among collectors, comes from the Jan Buma collection (number 981023), whose catalogue card we will send to the buyer.
Hammam-Zriba Mine, Zriba, Zaghouan Governorate  Tunisia (±1998)

Specimen size: 2.7 × 2.1 × 2.1 cm = 1.06” × 0.83” × 0.83”

Main crystal size: 0.9 × 0.9 cm = 0.35” × 0.35”

MB27S1: Group of deep green cuboctahedral crystals of Fluorite. They have a very well marked color zoning of darker green shades. They are with a very kaolinized indeterminate Feldspar and a Beryl crystal on the back of the sample.
Erongo Mountain, Usakos, Erongo Region  Namibia (±2006)

Specimen size: 6.7 × 6.2 × 3.1 cm = 2.64” × 2.44” × 1.22”

Main crystal size: 2.7 × 2.1 cm = 1.06” × 0.83”

MX97S1: Group of transparent cubic crystals of Fluorite truncated by minor octahedron faces. They have an intense green color and are on a matrix of Felspar with a crystal of smoky Quartz.
Erongo Mountain, Usakos, Erongo Region  Namibia (±2000)

Specimen size: 9.2 × 6.7 × 5.7 cm = 3.62” × 2.64” × 2.24”

Main crystal size: 0.6 × 0.6 cm = 0.24” × 0.24”

MT96T3: Aggregate of cubic crystals with echeloned growths on the corners. Crystals are bright, transparent and have a very intense and deep green color, darker on the corners.
Okorusu Mine, Otjiwarongo District, Otjozondjupa Region  Namibia

Specimen size: 8.4 × 7.6 × 4.1 cm = 3.31” × 2.99” × 1.61”

Main crystal size: 1.8 × 1.7 cm = 0.71” × 0.67”

FJ47AL7: Small complex crystals of Fluorite, colorless, transparent and very lustrous. On a matrix of manganese oxides and with scalenohedral Rhodochrosite crystals, a rare association.
The specimen comes from the Jan Buma collection (number 041205) whose catalogue entry we will send to the buyer.
Uchucchacua Mine, Oyón Province, Lima Department  Peru (±2004)

Specimen size: 3.7 × 2.4 × 2.8 cm = 1.46” × 0.94” × 1.10”

FC26AM1: Druse of very sharp crystals of Sphalerite (variety marmatite) covered by small crystals of Fluorite that are transparent, lustrous, and have a pale lilac color.
The specimen comes from the Jan Buma collection (no. 200401), whose catalogue entry we will send to the buyer.
Huanzala Mine, Huallanca District, Dos de Mayo Province, Huánuco Department  Peru

Specimen size: 4.5 × 3.9 × 2.6 cm = 1.77” × 1.54” × 1.02”

FP60T3: Echeloned growths of cubic crystals of Fluorite that are transparent and practically colorless. On matrix, with small crystals of Pyrite, white laminar Baryte and scoriaceous Calcite that is intensely fluorescent.
Huanzala Mine, Huallanca District, Dos de Mayo Province, Huánuco Department  Peru (±2005)

Specimen size: 11.4 × 5.8 × 4.9 cm = 4.49” × 2.28” × 1.93”

Main crystal size: 2.2 × 2.2 cm = 0.87” × 0.87”

MV47S5: A crystal of considerable size for the locality. It is octahedral, with polycrystalline growths on its faces, having an intense and deep green color. It is on a base of Quartz crystals.
Huayllapon Mine (Huallapon Mine), Pasto Bueno, Pampas District, Pallasca Province, Ancash Department  Peru

Specimen size: 8.9 × 8.5 × 8.3 cm = 3.50” × 3.35” × 3.27”

FE56AM1: Parallel aggregates of Hübnerite on a matrix of Quartz crystals and with coatings of small white Fluorite crystals. A very rare paragenesis. The specimen comes from the Jan Buma collection (no. 200401), whose catalogue entry we will send to the buyer.
Huayllapon Mine (Huallapon Mine), Pasto Bueno, Pampas District, Pallasca Province, Ancash Department  Peru

Specimen size: 9.8 × 8 × 7 cm = 3.86” × 3.15” × 2.76”

Main crystal size: 0.8 × 0.8 cm = 0.31” × 0.31”

MY88AD3: Aggregates of Fluorite crystals formed by the cube and the octahedron. They are translucent, bright, have a uniform pale green color and are implanted on a matrix of lovely Quartz crystals. The sample is very esthetic, and is from the Jan Buma collection (num. 040906), whose card we’ll send to the buyer.
Huayllapon Mine (Huallapon Mine), Pasto Bueno, Pampas District, Pallasca Province, Ancash Department  Peru (±2004)

Specimen size: 17 × 15 × 9 cm = 6.69” × 5.91” × 3.54”

Main crystal size: 0.7 × 0.7 cm = 0.28” × 0.28”

FB13AB9: Complex Fluorite crystals with the clearly predominant form of the octahedron and slightly curved dodecahedral faces. They are between transparent and translucent, have a lilac color and have associated small Microcline growths and smoky Quartz. The main octahedral-shaped crystal is huge for the locality.
Papachacra Formation, El Portezuelo granite, Belén Department, Catamarca Province  Argentina (±2005)

Specimen size: 7.5 × 7.2 × 6.3 cm = 2.95” × 2.83” × 2.48”

Main crystal size: 6.4 × 6.2 cm = 2.52” × 2.44”

HM180FH: Druse of Fluorite crystals very rich in polycrystalline growths, transparent, very shiny, and with an intense violet color, partially covered by small Quartz crystals and with cubo-octahedral Galena crystals.
Former Jan Buma collection. Number 200408
Taolin Mine, Linxiang, Yueyang Prefecture, Hunan Province  China (±2000)

Specimen size: 9.8 × 7.2 × 6.3 cm = 3.86” × 2.83” × 2.48”

Main crystal size: 2 × 1.8 cm = 0.79” × 0.71”

ME86AD3: Aggregate of very sharp platy Pyrrhotite crystals with polycrystalline growths. We note the fineness of the sample and the scarcity of such good pyrrhotites from this locality. On the back of the aggregate one of the crystals is broken.
The sample is from the Jan Buma collection (num. 070211), whose card we’ll send to the buyer.
Yaogangxian Mine, Yizhang, Chenzhou Prefecture, Hunan Province  China (±2007)

Specimen size: 4.1 × 3.3 × 1.7 cm = 1.61” × 1.30” × 0.67”

Main crystal size: 2.7 × 2 cm = 1.06” × 0.79”

FM27AA9: Two very sharp cubic Fluorite crystals, transparent, very bright and with a blue color with violet shades, on a group of very well defined and bright Ferberite crystals partially coated by small leafy Muscovite aggregates. A very esthetic and especially graceful miniature.
Yaogangxian Mine, Yizhang, Chenzhou Prefecture, Hunan Province  China (±2001)

Specimen size: 4.3 × 3.7 × 2 cm = 1.69” × 1.46” × 0.79”

Main crystal size: 1.1 × 1 cm = 0.43” × 0.39”

MR49W8: Aggregate of very sharp cubic crystals that are very bright, transparent and with an intense, deep and uniform color. We’ll send the Jan Buma collection card to the buyer of the sample.
Yaogangxian Mine, Yizhang, Chenzhou Prefecture, Hunan Province  China (±2007)

Specimen size: 8.3 × 7.5 × 5.5 cm = 3.27” × 2.95” × 2.17”

Main crystal size: 2.9 × 2.8 cm = 1.14” × 1.10”

MG86AB9: Aggregate of very sharp cubic Fluorite crystals that are transparent, have a pale lilac color, are partially coated by lenticular white Calcite crystals and are on matrix, with small dipyramidal Scheelite crystals. The sample is from the good times of the Yaogangxian mine and its quality is a demonstration of how good those times were.
Yaogangxian Mine, Yizhang, Chenzhou Prefecture, Hunan Province  China (±2006)

Specimen size: 8.5 × 7 × 6.2 cm = 3.35” × 2.76” × 2.44”

Main crystal size: 2.9 × 2.8 cm = 1.14” × 1.10”

FL89AL7: Very sharp Fluorite crystals, transparent, with good luster and a uniform violet color much more intense on the edges. On a matrix of water-clear Quartz crystals partially covered with small white Dolomite crystals. The specimen comes from the Jan Buma collection (number 040704) whose catalogue entry we will send to the buyer.
Yaogangxian Mine, Yizhang, Chenzhou Prefecture, Hunan Province  China (±2004)

Specimen size: 9.7 × 8.4 × 6.1 cm = 3.82” × 3.31” × 2.40”

Main crystal size: 1.2 × 1.1 cm = 0.47” × 0.43”

MH46W8: Aggregate of violet blue cubic crystals of Fluorite. Transparent and bright, they are partially coated by Quartz crystals, some of them doubly terminated. We’ll send the Jan Buma collection card to the buyer of the sample.
Yaogangxian Mine, Yizhang, Chenzhou Prefecture, Hunan Province  China

Specimen size: 10.3 × 6.2 × 3.2 cm = 4.06” × 2.44” × 1.26”

Main crystal size: 1.1 × 1 cm = 0.43” × 0.39”

FQ68AL7: Clusters of very sharp and shiny Fluorite crystals, sky-blue in color with distinct phantoms and covered with small white Dolomite rhombohedra that also appear as inclusions inside some of the Fluorite crystals.
The specimen comes from the Jan Buma collection (number 070403), whose base with the locality and the collection number we will send to the buyer but not the usual Jan Buma collection card, since in this case we do not have it.
Yaogangxian Mine, Yizhang, Chenzhou Prefecture, Hunan Province  China

Specimen size: 12.3 × 6 × 8 cm = 4.84” × 2.36” × 3.15”

Main crystal size: 1.7 × 1.5 cm = 0.67” × 0.59”

FC67AA9: Very sharp, translucent and almost colorless Scheelite crystals on an aggregate of transparent small, cubic, Fluorite crystals with a clear lilac color, with Quartz crystals and partially coated by rhombohedral Dolomite. Unusual association for this “modern-classic,” from a mine which has not produced samples of quality for a long time.
Yaogangxian Mine, Yizhang, Chenzhou Prefecture, Hunan Province  China (±2007)

Specimen size: 7.1 × 4.2 × 4.3 cm = 2.80” × 1.65” × 1.69”

MD67W8: A very unusual combination from this Chinese mine of Topaz crystals, with very well defined faces and between colorless and white, plus cubic crystals of Fluorite that are transparent, very bright, with a clear lilac color and geometric zoning. They all are on matrix with crystals of Calcite, Arsenopyrite and Quartz. We’ll send the Jan Buma collection card to the buyer of the sample.
Yaogangxian Mine, Yizhang, Chenzhou Prefecture, Hunan Province  China (±2004)

Specimen size: 6.9 × 6.8 × 2.6 cm = 2.72” × 2.68” × 1.02”

MD67T1: An especially esthetic group of transparent cubic crystals. They are bright and have an intense and uniform green color and inclusions that are oriented as phantom growths. The sample is especially elegant, due to its arched shape.
Xianghuapu Mine, Xianghualing Sn-polymetallic ore field, Linwu, Chenzhou Prefecture, Hunan Province  China (±2007)

Specimen size: 9.2 × 8.7 × 3.3 cm = 3.62” × 3.43” × 1.30”

Main crystal size: 1.8 × 1.7 cm = 0.71” × 0.67”

FH86AA9: Aggregate of Fluorite crystals with the forms of the cube and the dodecahedron, and with very well defined echeloned growths. They are very clear and bright, have a color between violet and blue with very well defined geometrical color zoning and are with lenticular Calcite crystals. It is from a locality that seldom offers samples of such quality.
Huangshaping Mine, Guiyang, Chenzhou Prefecture, Hunan Province  China (±2004)

Specimen size: 5.7 × 4.8 × 5 cm = 2.24” × 1.89” × 1.97”

Main crystal size: 1.4 × 1.4 cm = 0.55” × 0.55”

HM220FP: Group of cubo-octahedral crystals of Fluorite, with very well marked polycrystalline growths, transparent, with bright luster and a pale green color. On matrix and with white scalenohedral Calcite crystals. The specimen comes from the Jan Buma collection (nº 090606) whose catalogue entry we will send to the buyer.
Huangshaping Mine, Guiyang, Chenzhou Prefecture, Hunan Province  China (±2009)

Specimen size: 10.2 × 7.6 × 4 cm = 4.02” × 2.99” × 1.57”

Main crystal size: 3.4 × 3.1 cm = 1.34” × 1.22”

MZ56AB9: Spheroidal Fluorite growth with crystalline and skeletal growths on the back. It has a very intense and uniform bluish-violet color. For some reason this mine always produced a very limited number of samples, and even less with such quality.
Guxian, Tongbai, Nanyang Prefecture, Henan Province  China (±2007)

Specimen size: 6.9 × 5.7 × 3.5 cm = 2.72” × 2.24” × 1.38”

FE70AA9: Aggregate of octahedral Fluorite crystals beveled by the dodecahedron, sharper than usual for the locality, translucent, with a deep violet color and on Quartz matrix. Great sample.
De'an Mine, Wushan, De'an, Jiujiang Prefecture, Jiangxi Province  China (±2006)

Specimen size: 7.5 × 5.6 × 4.9 cm = 2.95” × 2.20” × 1.93”

Main crystal size: 4 × 4 cm = 1.57” × 1.57”

MX91W7: Cubic crystal of Fluorite with very well defined faces and edges and with a deep sky blue color. It is with a yellow dipyramidal crystal of Scheelite, all on a matrix of leafy Muscovite crystals. Due its size and quality, it is one of the best Fluorites that we had seen from this locality, which rarely produces good Fluorites and even more rarely associated with Scheelite.
The sample is with a card from the Jan Buma collection (num. 990634) that we'll send to the buyer.
Pingwu Mine, Huya township, Mount Xuebaoding, Pingwu, Mianyang Prefecture, Sichuan Province  China (±1999)

Specimen size: 10 × 9.5 × 4.7 cm = 3.94” × 3.74” × 1.85”

Main crystal size: 3.8 × 3.6 cm = 1.50” × 1.42”

FT90J5: Two very well defined octahedral crystals of very intense color contrasting on a matrix of white Quartz.
The specimen is from Jan Buma collection and we’ll send the collection card to the buyer of the sample.
Ruyuan Fluorite Mine, Ruyuan, Shaoguan Prefecture, Guangdong Province  China (±2002)

Specimen size: 12 × 11 × 7 cm = 4.72” × 4.33” × 2.76”

Main crystal size: 7.6 × 6.7 cm = 2.99” × 2.64”

FD16AM3: White globular Fluorite groups with small crystals of Gyrolite and Fluorapophyllite-(K). On matrix, covered with bluish gray Quartz.
The specimen comes from the Jan Buma collection (number 991029) whose catalogue entry we will send to the buyer.
Mahodari, Nashik District (Nasik), Maharashtra  India (±1999)

Specimen size: 6.6 × 6.2 × 1.7 cm = 2.60” × 2.44” × 0.67”

Main crystal size: 1.2 × 1.2 cm = 0.47” × 0.47”

FB36G6: Between the Quartz crystals appears a sphere of Fluorite and, furthermore, from the same sphere starts some sceptered Quartz, different in its color and shape to the Quartz on the matrix. The lower part of the piece is hollowed, as if it growth was covering an older material.
Mahodari, Nashik District (Nasik), Maharashtra  India (±2000)

Specimen size: 8.5 × 6 × 6.7 cm = 3.35” × 2.36” × 2.64”

Main crystal size: 2.6 × 2.3 cm = 1.02” × 0.91”

FZ63K9: Spherical Fluorite, well defined, showing a pale yellow color and thinly covered by a white layer, probably Opal, fluorescent in both waves. The sphere is on a Quartz crystal surface.
Pandulena Hills, Nashik District (Nasik), Maharashtra  India (±2003)

Specimen size: 8.9 × 5.2 × 2.4 cm = 3.50” × 2.05” × 0.94”

Main crystal size: 1.6 × 1.6 cm = 0.63” × 0.63”

FB89AA9: Aggregate of cubo-octahedral Fluorite crystals beveled by the dodecahedron, with polycrystalline growths on their faces. They are transparent, bright, with an intense and uniform pink color and are on a Muscovite matrix with a notable group of very sharp and clear Beryl (aquamarine variety) crystals. Original.
Chumar Bakhoor, Hunza Valley, Nagar District, Gilgit-Baltistan (Northern Areas)  Pakistan (±2002)

Specimen size: 6 × 4.5 × 4.8 cm = 2.36” × 1.77” × 1.89”

Main crystal size: 4.7 × 3.4 cm = 1.85” × 1.34”

FA66J7: A very curious crystallization of the Fluorite on apparently prismatic crystals that, added to the combination of its forms looks like a Beryl crystal. The bluish-green color reinforces this appearance. The matrix is Albite (variety Pericline) crystals and also some small crystals of Spessartine.
Yuno, Shigar Valley, Shigar District, Gilgit-Baltistan (Northern Areas)  Pakistan (±2002)

Specimen size: 7.8 × 7.8 × 5 cm = 3.07” × 3.07” × 1.97”

Main crystal size: 1.7 × 0.4 cm = 0.67” × 0.16”

JQ6F1: Your eyes are attracted by the softness and chromatic harmony of this combination of three minerals: white Stilbite and Scolecite with crystalline green Fluorapophyllite-(K). All of this on a base that intensifies it even more, red due to the presence of iron oxides.
Nashik District (Nasik), Maharashtra  India (±1994)

Specimen size: 7 × 5 × 3 cm = 2.76” × 1.97” × 1.18”

Main crystal size: 3.3 × 1.5 cm = 1.30” × 0.59”

JM97F2: The group is particularly esthetic because the crystals are elongated by the sharp pyramid that accompanies the prism. They are also noticeable for their transparency, brilliance and sharp clear green color.
Jalgaon District, Maharashtra  India (±2002)

Specimen size: 8 × 5 × 4 cm = 3.15” × 1.97” × 1.57”

Main crystal size: 3 × 1 cm = 1.18” × 0.39”

JR6F2: Tabular crystals are uncommon in Indian Fluorapophyllite-(K). In this case they are also very well defined and aerial, with a very light green tone and a good contrast with the cream-colored Heulandite-Ca.
Jalgaon District, Maharashtra  India (±2002)

Specimen size: 9.5 × 6 × 4 cm = 3.74” × 2.36” × 1.57”

Main crystal size: 2.5 × 2.5 cm = 0.98” × 0.98”

JV47F2: The crystals of Fluorapophyllite-(K) are tabular, which is not very common in Indian specimens. It is partially included by Chlorite and on a matrix of pink Stilbite.
Nashik District (Nasik), Maharashtra  India (±1999)

Specimen size: 11 × 10 × 4 cm = 4.33” × 3.94” × 1.57”

Main crystal size: 2.4 × 2.3 cm = 0.94” × 0.91”

JD76E8: Surrounded by small crystals, this is a parallel growth of Chabazite crystals, with well defined edges, and no damage. They are on a matrix of Stilbite and small crystals of Scolecite. Chabazite is not a common mineral in this region, so this is unusual as well as esthetic.
Malad Quarry, Malad, Mumbai (Bombay), Mumbai District (Bombay District), Maharashtra  India (±2003)

Specimen size: 7 × 6.9 × 5 cm = 2.76” × 2.72” × 1.97”

Main crystal size: 1.1 × 1.1 cm = 0.43” × 0.43”

JC6J7: Cavansite forms groups and isolated acicular crystals of an intense blue color that cover a group of crystals of Stilbite. An original sample.
Wagholi Quarry, Wagholi, Pune District (Poonah District), Maharashtra  India (±2003)

Specimen size: 8.7 × 5 × 4.2 cm = 3.43” × 1.97” × 1.65”

Main crystal size: 0.4 × 0.1 cm = 0.16” × 0.04”

JE13T3: Rhombohedral crystals of Calcite with slightly curved faces and edges. They are translucent, bright and have a uniform yellow color and are on a matrix of botryoidal Quartz (Chalcedony).
Mumbai (Bombay) District, Maharashtra  India (±2001)

Specimen size: 13.9 × 9.4 × 3.2 cm = 5.47” × 3.70” × 1.26”

Main crystal size: 4.3 × 2.7 cm = 1.69” × 1.06”

JA37T3: Floater rhombohedral crystal with slightly curved faces and edges and partially coated by white laminar crystals of Stilbite and equidimensional crystals of Fluorapophyllite-(K) with a very well marked color zonibg, green in the center of the prisms and colorless on the terminations.
Pune District (Poonah District), Maharashtra  India

Specimen size: 14.8 × 10.2 × 5.2 cm = 5.83” × 4.02” × 2.05”