Pre-Ste. Marie 2020 (virtual)

Page 2 of 3

NH27AL4: Group of Fluorite crystals, one of them clearly dominant, with polycrystalline growths on some of their vertices, translucent, very intense blue, on matrix and with Quartz crystals. A Spanish classic.
La Viesca Mine, La Collada mining area, Huergo, Siero, Comarca Oviedo, Principality of Asturias (Asturias)  Spain (2010)

Specimen size: 10.1 × 4.9 × 4.8 cm = 3.98” × 1.93” × 1.89”

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

NF37AL4: Floater Fluorite crystal, with cubic crystal forms and a polycrystalline rhombododecahedral bevel and recrystallizations on the back, between transparent and translucent, with fine Quartz coatings. The Fluorite exhibits geometric color zoning between lilac and blue, much more intense in the core of the crystal.
La Viesca Mine, La Collada mining area, Huergo, Siero, Comarca Oviedo, Principality of Asturias (Asturias)  Spain (2007)

Specimen size: 6.4 × 5.7 × 3.9 cm = 2.52” × 2.24” × 1.54”

NR47AL4: Group of Fluorite crystals beveled by rhombododecahedron faces, transparent, shiny, blue with lilac tones, geometric color zoning and small white Quartz coatings.
La Viesca Mine, La Collada mining area, Huergo, Siero, Comarca Oviedo, Principality of Asturias (Asturias)  Spain (2015)

Specimen size: 6.7 × 4.8 × 3.3 cm = 2.64” × 1.89” × 1.30”

Main crystal size: 2.6 × 2.4 cm = 1.02” × 0.94”

NE87AL4: Group of cubic Fluorite crystals with edges beveled by thin rhombododecahedral faces, with staggered parallel growths, between transparent and translucent and with geometric color zoning between violet and blue.
La Viesca Mine, La Collada mining area, Huergo, Siero, Comarca Oviedo, Principality of Asturias (Asturias)  Spain (2010)

Specimen size: 7 × 6.3 × 3.4 cm = 2.76” × 2.48” × 1.34”

NT98AL4: Slightly elongated Fluorite crystal, with marked polycrystalline growths, translucent, with an intense sky-blue color and covered with small Quartz crystals.
La Viesca Mine, La Collada mining area, Huergo, Siero, Comarca Oviedo, Principality of Asturias (Asturias)  Spain (2010)

Specimen size: 7.1 × 5.9 × 5.9 cm = 2.80” × 2.32” × 2.32”

NE29AL4: Group of cubic Fluorite crystals, transparent, with a very deep violet color and with marked geometric color zoning. A Spanish classic.
La Viesca Mine, La Collada mining area, Huergo, Siero, Comarca Oviedo, Principality of Asturias (Asturias)  Spain (2010)

Specimen size: 6.8 × 5 × 4.6 cm = 2.68” × 1.97” × 1.81”

Main crystal size: 6.4 × 5.2 cm = 2.52” × 2.05”

NB89AL4: Group of Fluorite crystals beveled by thin rhombododecahedral faces, transparent, brilliant and of a very intense blue color with violet tones. An excellent Spanish classic.
This specimen has been published on the Mineralogical Record´s web page, in the ‘What's New’ section, report 56, June 6, 2020 edition, page 2
La Viesca Mine, La Collada mining area, Huergo, Siero, Comarca Oviedo, Principality of Asturias (Asturias)  Spain (2009)

Specimen size: 8.2 × 7.8 × 5 cm = 3.23” × 3.07” × 1.97”

Main crystal size: 3.2 × 2.7 cm = 1.26” × 1.06”

NR99AL4: Fluorite crystal with marked polycrystalline and stepped growths, translucent and with a very intense light blue color.
La Viesca Mine, La Collada mining area, Huergo, Siero, Comarca Oviedo, Principality of Asturias (Asturias)  Spain (2010)

Specimen size: 8.4 × 7.7 × 6.6 cm = 3.31” × 3.03” × 2.60”

NB97AL4: Group of sharp Fluorite crystals, transparent, bright, with an intense light blue color with violet tones and very marked geometric color zoning. On matrix, with small Quartz crystals.
La Viesca Mine, La Collada mining area, Huergo, Siero, Comarca Oviedo, Principality of Asturias (Asturias)  Spain (2006)

Specimen size: 15.6 × 9.2 × 3.9 cm = 6.14” × 3.62” × 1.54”

Main crystal size: 2.2 × 1.6 cm = 0.87” × 0.63”

MR96AL4: Group of sharp rhombohedral Calcite crystals with flattened lenticular habit and rich in inclusions, probably argillaceous, brown in color. Good size and quality for the locality.
Marble quarries, Estremoz, Évora District, Alentejo Region  Portugal (07/2008)

Specimen size: 12.3 × 11.7 × 4.4 cm = 4.84” × 4.61” × 1.73”

Main crystal size: 6.7 × 4.6 cm = 2.64” × 1.81”

MB14AL4: Group of very elongated crystals, with sharp faces and edges, good polycrystalline terminations rich in faces, translucent, lustrous and with an intense color. An excellent European classic both for the species and for the locality, in excellent condition and without repairs.
Knappenwand area, Untersulzbach Valley, Hohe Tauern, Salzburg  Austria

Specimen size: 3.5 × 3.2 × 1.3 cm = 1.38” × 1.26” × 0.51”

Main crystal size: 2.4 × 0.4 cm = 0.94” × 0.16”

MX69AL4: Group of short prismatic Proustite crystals, one of them clearly dominant, twinned, very rich in terminal faces, between translucent and transparent, with good luster and in excellent condition despite the age of the specimen, typical of one of the great classical Central European deposits. We will deliver the specimen on its original old turned wooden stand with brass post.
From the Leif Engman collection, with the collection label, which has a long and interesting history, since it was found in 1732 by Anton Von Swab, later passing through several historical collections.
Jáchymov (St Joachimsthal), Jáchymov District, Krušné Hory Mountains (Erzgebirge), Karlovy Vary Region, Bohemia  Czech Republic (05/1732)

Specimen size: 1 × 0.9 × 0.7 cm = 0.39” × 0.35” × 0.28”

EK86AL4: Matrix group of complex Calcite crystals very rich in crystalline forms, some of them doubly terminated, with well defined phantoms that delimit two different growth phases. From a locality that has become a classic for Calcite.
Malmberget, Gällivare, Norrbotten, Lappland Province  Sweden

Specimen size: 6.4 × 5.4 × 4.9 cm = 2.52” × 2.13” × 1.93”

Main crystal size: 3.4 × 2 cm = 1.34” × 0.79”

MT69AL4: Twinned crystals of Sphalerite much more individualized and well defined than usual in this deposit, with some areas replaced by Chalcopyrite, very lustrous, on matrix and with Quartz and Calcite. The back shows a crystalline contact without breakage, as evidenced by the presence of Boulangerite in good condition.
Stan Trg (Stari Trg) Mine, Trepča Complex, Trepča Valley, Kosovska Mitrovica, Kosovska Mitrovica District  Kosovo (2012)

Specimen size: 4.7 × 4.3 × 2.4 cm = 1.85” × 1.69” × 0.94”

Main crystal size: 2.3 × 1.6 cm = 0.91” × 0.63”

EC86AL4: Group of twinned Sphalerite crystals, very well defined, with good luster and partially covered by light brown spherulitic-botryoidal Siderite.
Stan Trg (Stari Trg) Mine, Trepča Complex, Trepča Valley, Kosovska Mitrovica, Kosovska Mitrovica District  Kosovo (2014)

Specimen size: 9.1 × 5.4 × 3.3 cm = 3.58” × 2.13” × 1.30”

Main crystal size: 2.3 × 1.4 cm = 0.91” × 0.55”

EG57AL4: Felted aggregate of Boulangerite crystals, on matrix, with sharp rhombohedral Rhodochrosite crystals and polycrystalline Galena growths.
Stan Trg (Stari Trg) Mine, Trepča Complex, Trepča Valley, Kosovska Mitrovica, Kosovska Mitrovica District  Kosovo (2012)

Specimen size: 7.7 × 6.9 × 4.1 cm = 3.03” × 2.72” × 1.61”

EE87AL4: Floater group of white rhombohedral Dolomite crystals that form parallel polycrystalline aggregates and are partially coated with some Calcite crystals.
Stan Trg (Stari Trg) Mine, Trepča Complex, Trepča Valley, Kosovska Mitrovica, Kosovska Mitrovica District  Kosovo (2002)

Specimen size: 14.3 × 8.9 × 4.4 cm = 5.63” × 3.50” × 1.73”

LR47AL4: Polycrystalline growths of small very sharp rhombohedral Rhodochrosite crystals, shiny, intense pink, with white Calcite crystals and felted aggregates of Boulangerite (plumosite variety) at the base of the specimen.
The specimen comes from the Philippe Morelon collection, whose label we will send to the buyer.
Trepča Complex, Trepča Valley, Kosovska Mitrovica, Kosovska Mitrovica District  Kosovo (1980)

Specimen size: 13.4 × 7.4 × 5.3 cm = 5.28” × 2.91” × 2.09”

EF86AL4: Stalactitic growth of lenticular Rhodochrosite crystals, deep pink, with very individualized twinned Sphalerite crystals, groups of white scalenohedral Calcite crystals and small transparent Quartz crystals, all covering a large Quartz crystal. A splendid classic, very aesthetic.
Stan Trg (Stari Trg) Mine, Trepča Complex, Trepča Valley, Kosovska Mitrovica, Kosovska Mitrovica District  Kosovo (2002)

Specimen size: 19.4 × 9.6 × 10.7 cm = 7.64” × 3.78” × 4.21”

Main crystal size: 3.4 × 2.2 cm = 1.34” × 0.87”

EV86AL4: Group of Quartz crystals in which several very sharp, transparent and shiny japan-law twins stand out. Unusual for the locality, especially for the large number of twins on the same specimen.
Kimmeria, Xánthi Prefecture, Thrace (Thráki) Department  Greece (07/2017)

Specimen size: 9.2 × 4.2 × 2.5 cm = 3.62” × 1.65” × 0.98”

Main crystal size: 2.1 × 1.4 cm = 0.83” × 0.55”

MC46AL4: Coating of small Azurite crystals, very sharp, translucent, bright and with a very vivid color, with fibrous aggregates and small primary Malachite crystals and on a limonite matrix. Good quality for this mine.
Christiana Mine, Kamariza Mines, Agios Konstantinos, Lavrion Mining District, Attikí (Attica) Prefecture  Greece (2015)

Specimen size: 8.5 × 5.4 × 3.7 cm = 3.35” × 2.13” × 1.46”

MA47AL4: Group of Anglesite crystals, two of them clearly dominant, rich in faces, much more transparent and lustrous than usual for the locality and on a matrix of granular Galena. A European classic both for the species and the locality.
The specimen comes from an old WWII era German collection. Along with the specimen we will send the buyer the old label.
Monteponi Mine, Iglesias, Sud Sardegna Province, Sardinia/Sardegna  Italy

Specimen size: 5.3 × 4.1 × 2.6 cm = 2.09” × 1.61” × 1.02”

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

MZ14AL4: Very sharp Fluorite crystals, translucent, brilliant and with an intense and uniform yellow color, on matrix and with sharp tetrahedral polycrystalline growths of Tetrahedrite. Typical specimen from one of the great German classical localities.
From the Leif Engman collection, whose label we will send to the buyer.
Segen Gottes Mine, Gersdorf, Roßwein, Freiberg District, Erzgebirgskreis, Saxony/Sachsen  Germany

Specimen size: 3.4 × 3.1 × 2 cm = 1.34” × 1.22” × 0.79”

Main crystal size: 0.7 × 0.6 cm = 0.28” × 0.24”

MA66AL4: Cubo-octahedral crystals of Acanthite, with sharp faces and edges, well isolated on matrix and with coatings of small Calcite crystals. Typical specimen from one of the great German classical localities.
Freiberg District, Erzgebirgskreis, Saxony/Sachsen  Germany

Specimen size: 5 × 3.9 × 3.1 cm = 1.97” × 1.54” × 1.22”

Main crystal size: 0.3 × 0.3 cm = 0.12” × 0.12”

ML88AL4: Elongated Baryte crystals on matrix, highly profiled and with well defined faces and edges and with the transparency, luster and intensity of color that have made these Barytes famous. From a classic German deposit.
Pöhla, Schwarzenberg District, Erzgebirgskreis, Saxony/Sachsen  Germany

Specimen size: 7.2 × 4.2 × 3.6 cm = 2.83” × 1.65” × 1.42”

Main crystal size: 2 × 1 cm = 0.79” × 0.39”

EM96AL4: Group of sharp, equidimensional Azurite crystals, with marked parallel growths and slight curvatures and with a more bluish color than usual in Chessy specimens. On matrix, with small Malachite coatings. The specimen comes from relatively recent finds in the old dumps of the mine.
Chessy-les-Mines, Les Bois d'Oingt, Villefranche-sur-Saône, Rhône, Auvergne-Rhône-Alpes  France (2010-2012)

Specimen size: 5 × 3.4 × 3.6 cm = 1.97” × 1.34” × 1.42”

Main crystal size: 1.9 × 0.9 cm = 0.75” × 0.35”

MD990AL4: Aggregate of highly profiled Baryte crystals with well defined faces and edges, translucent and with good luster. From a classic French locality. In excellent condition.
Maine Mine, Les Reclesnes, Cordesse, Lucenay-l'Évêque, Autun District, Saône-et-Loire, Bourgogne-Franche-Comté  France

Specimen size: 11,6 × 8.7 × 5.6 cm = 4.33” × 3.43” × 2.20”

Main crystal size: 6.4 × 1.2 cm = 2.52” × 0.47”

MA88AL4: Eudialyte crystals, one of them clearly dominant, on a Calcite matrix, with highly profiled faces and edges and very lustrous, translucent, of an intense red color with mauve tones. A Russian classic of higher quality than usual.
Eveslogchorr Mountain, Khibiny Massif, Kola Peninsula, Murmanskaja Oblast, Northern Region  Russia

Specimen size: 8.3 × 5.4 × 5.6 cm = 3.27” × 2.13” × 2.20”

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

TM86AL4: Very well defined Datolite crystal of good size, translucent, a uniform pale green with slightly yellow tones and on matrix with small very sharp Calcite crystals that also partially cover the Datolite.
Bor Pit, Dalnegorsk B deposit, Dalnegorsk, Dalnegorsk Urban District, Primorsky Krai  Russia

Specimen size: 7.7 × 5.6 × 4.6 cm = 3.03” × 2.20” × 1.81”

MG26AL4: Coating of lenticular Anorthoroselite crystals, transparent, of a very deep red color with distinct mauve tones and on matrix. The specimen has been analyzed and we will send a copy of the analysis to the buyer.
Oumlil Mine, Oumlil, Bou Azzer mining district, Zagora Province, Drâa-Tafilalet Region  Morocco (08-09/2016)

Specimen size: 4.7 × 4.7 × 3.1 cm = 1.85” × 1.85” × 1.22”

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

MB16AL4: Spheroidal growth, on matrix, of Prehnite crystals with visible crystals, translucent, pale green, and partially encrusted with small Epidote crystals.
Imilchil area, Anti-Atlas, Er Rachidia Province, Drâa-Tafilalet Region  Morocco (08/2019)

Specimen size: 5.4 × 5.3 × 4.5 cm = 2.13” × 2.09” × 1.77”

EH76AL4: Very sharp tabular crystals of Baryte one of them clearly dominant and very aerial, translucent, shiny and with a uniform light blue color. On matrix, with coatings of small Quartz crystals.
Bou Nahas Mine, Oumjrane mining area, Alnif Commune, Tinghir Province, Drâa-Tafilalet Region  Morocco (04/2018)

Specimen size: 8.8 × 6.1 × 5.1 cm = 3.46” × 2.40” × 2.01”

Main crystal size: 4.1 × 4 cm = 1.61” × 1.57”