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Group of crystals, one of them clearly dominant, with very well defined faces and edges, between white and clear, the main one very transparent and with inclusions of crystallized Hematite. The sample is considerably better than the picture shows.
N'Chwaning II Mine, N'Chwaning mining area, Kuruman, Kalahari manganese field (KMF), Northern Cape Province South Africa (1998)
Specimen size: 7.2 × 5.1 × 5 cm = 2.8” × 2.0” × 2.0”
Price: Euro:240 / US$270 / Yen:29340 / AUD$380

ML67V7: Calcite

Group of sharp rhombohedral crystals slightly modified by the scalenohedron. The crystals are colorless, bright and between transparent and translucent. The sample is from the Desmond Sacco collection whose label we’ll send to the buyer.
N'Chwaning II Mine, upper levels, Kuruman, Kalahari manganese fields, Northern Cape South Africa
Specimen size: 6.5 × 6 × 4.9 cm = 2.6” × 2.4” × 1.9”

Main crystal size: 4.5 × 2.6 cm = 1.8” × 1.0”
Price: Euro:230 / US$259 / Yen:28120 / AUD$370

FT86: Calcite

Two generations of Calcite. The first generation was stalactitical and the second generation was the classic locality crystal form. Both first and second generation have brilliant crystals, and both are partially colored by brown iron oxides. Great esthetics in this decorative specimen.
Santa Eulalia District, Municipio Aquiles Serdán, Chihuahua Mexico
Specimen size: 13.5 × 9 × 7.8 cm = 5.3” × 3.5” × 3.1”
Price: Euro:160 / US$180 / Yen:19560 / AUD$250

MX16W1: Calcite

Group of translucent and very bright crystals that combine the forms of a quite flattened rhombohedron and a very short prism. This combination creates an unexpected and curious shape, quite similar to a pyritohedron. The sample is from the Desmond Sacco collection, whose label we'll send to the buyer.
Tsumeb Mine, Tsumeb, Otjikoto Region Namibia (1970-1985)
Specimen size: 3.4 × 3.4 × 2.2 cm = 1.3” × 1.3” × 0.9”

Main crystal size: 1.5 × 1 cm = 0.6” × 0.4”
Price: Euro:100 / US$112 / Yen:12220 / AUD$160

TA66Q0: Calcite

Very aerial polycrystalline botryoidal growths with white, slightly pinkish, color, on Limonite matrix.
Tsumeb Mine, Tsumeb, Otjikoto Region Namibia
Specimen size: 4.7 × 2.9 × 2.2 cm = 1.9” × 1.1” × 0.9”
Price: Euro:140 / US$157 / Yen:17110 / AUD$220

TR94R9: Calcite

Group of acute scalenohedral crystals of Calcite that formed on a stalactitic growth with a very neat central cannel.
Wenshan area, Yunnan China (09/2008)
Specimen size: 16.2 × 10.4 × 10.4 cm = 6.4” × 4.1” × 4.1”

Main crystal size: 7.2 × 2.7 cm = 2.8” × 1.1”
Price: Euro:980 / US$1104 / Yen:119820 / AUD$1580

VF37AE7: Calcite (variety "papierspat") with Chlorite, Orthoclase and Quartz

Floater aggregate of Calcite crystals with oriented faces forming parallel growths of extraordinarily flattened crystals (a habit that is well known as “papierspat.” The aggregate is partially coated, mainly on the back, by Chlorite, very sharp Orthoclase (adularia variety) crystals and small Quartz crystals.
The sample is from the duplicates collection of Joaquín Folch, whose label we’ll send to the buyer.
Griesseren Valley, Maderanertal, Uri Switzerland (±1952)
Specimen size: 9.7 × 6.2 × 5 cm = 3.8” × 2.4” × 2.0”
Price: Euro:230 / US$259 / Yen:28120 / AUD$370

DR9AI0: Calcite (variety cobaltoan)

Botryoidal growths on matrix of Calcite (cobaltoan variety) with an intense and deep color with areas that have lighter shades.
Solita Mine, Peramea, Baix Pallars, Comarca Pallars Sobirà, Lleida / Lérida, Catalonia Spain
Specimen size: 4.2 × 3.8 × 2.3 cm = 1.7” × 1.5” × 0.9”
Price: Euro:50 / US$56 / Yen:6110 / AUD$80

TC93Z9: Calcite on Quartz (variety amethyst) and Hematite

Sharp scalenohedral crystals with very well defined faces and edges, partially coated by small Quartz (amethyst) crystals and implanted on a cavity of the same mineral but with larger crystals. A sample special for the exhibit case, very elegant.
Ametista do Sul, Alto Uruguai region, Rio Grande do Sul Brazil (2011)
Specimen size: 15.2 × 10.9 × 7 cm = 6.0” × 4.3” × 2.8”
Price: Euro:780 / US$879 / Yen:95370 / AUD$1260

TX97AH3: Calcite with Aragonite

You can opine, perhaps, that Calcite is a “modest” species, but it can also reach unexpected heights of elegance as in the case of this complete crystal that is clear, colorless, very rich in faces and has additional elongated Calcite and Aragonite crystals with curious parallel growths. Due to its special transparency, the Calcite crystal has a high birrefringence that allows one to see “double” images through it.
Verkhnii Mine, Dalnegorsk, Kavalerovo Mining District, Primorskiy Kray, Far-Eastern Region Russia
Specimen size: 4.4 × 3.7 × 2.9 cm = 1.7” × 1.5” × 1.1”

Main crystal size: 4.4 × 3.2 cm = 1.7” × 1.3”
Price: Euro:280 / US$315 / Yen:34230 / AUD$452

MC64Y7: Calcite with Boulangerite inclusions

Floater group of uniaxial Calcite growths of very flattened rombohedrons that show very distinct color zoning, one with whitish tones, the other grayish black due to Boulangerite inclusions.
Herja Mine, Chiuzbaia, Baia Mare, Maramures Romania (10/2003)
Specimen size: 5.3 × 3 × 3.3 cm = 2.1” × 1.2” × 1.3”
Price: Euro:90 / US$101 / Yen:11000 / AUD$140

MD36AI5: Calcite with Chalcopyrite

A novelty at Munich 2018. Scalenohedral crystal with rhombohedral terminal faces and very well defined polycrystalline growths. It is translucent, white, has slightly pink reflections and it is on a matrix of more Calcite. It shows an intense red fluorescence under long wave light and very intense red under short wave light.
Aït Ahmane, Bou Azzer District, Tazenakht, Ouarzazate Province, Souss-Massa-Drâa Region Morocco (07/2018)
Specimen size: 6 × 4.8 × 4.3 cm = 2.4” × 1.9” × 1.7”

Main crystal size: 4 × 1.8 cm = 1.6” × 0.7”
Price: Euro:150 / US$169 / Yen:18340 / AUD$240

MC86AI5: Calcite with Chalcopyrite

A novelty at Munich 2018. Group of scalenohedral crystals with rhombohedral terminal faces and very well defined polycrystalline growths. They are translucent, white, have slightly pink reflections and are on a matrix of more Calcite. It shows an intense red fluorescence under long wave light and very intense red under short wave light.
Aït Ahmane, Bou Azzer District, Tazenakht, Ouarzazate Province, Souss-Massa-Drâa Region Morocco (07/2018)
Specimen size: 8.3 × 6.9 × 5.3 cm = 3.3” × 2.7” × 2.1”
Price: Euro:180 / US$202 / Yen:22000 / AUD$290

NT67AE2: Calcite with Dolomite

Complex Calcite crystals, one of them clearly dominant, with many faces, among which the acute rhombohedron and shortened scalenohedra stand out, giving them an equant and rounded shape. The crystals, transparent and colorless, are on a matrix of Dolomite crystals with Sphalerite and smaller Calcite crystals with an acute scalenohedral shape.
La Florida mining area, Herrería-Valdáliga-Rionansa, Cantabria Spain (±2000)
Specimen size: 11.4 × 8.6 × 4.2 cm = 4.5” × 3.4” × 1.7”

Main crystal size: 2.8 × 2.7 cm = 1.1” × 1.1”
Price: Euro:180 / US$202 / Yen:22000 / AUD$290

ND7AF0: Calcite with Dolomite

A complex crystal with many faces, among which are those of the acute rhombohedra and shortened scalenohedra which stand out, giving it an equant and rounded shape. Above all, the uniform yellow color, the transparency, brilliance and position on the Dolomite matrix are all great.
La Florida mining area, Herrería-Valdáliga-Rionansa, Cantabria Spain
Specimen size: 7.8 × 4.4 × 5.3 cm = 3.1” × 1.7” × 2.1”
Price: Euro:200 / US$225 / Yen:24450 / AUD$320

DX27AG7: Calcite with Dolomite

Complex Calcite crystals, very rich in faces. They are transparent and bright, have a very intense honey yellow color and are on a rocky matrix coated by small Dolomite crystals. Different from recent pieces, this one has a more complex crystallography and a more intense color.
La Florida mining area, Herrería-Valdáliga-Rionansa, Cantabria Spain
Specimen size: 9.8 × 7.7 × 4.9 cm = 3.9” × 3.0” × 1.9”

Main crystal size: 2.5 × 2.1 cm = 1.0” × 0.8”
Price: Euro:220 / US$248 / Yen:26890 / AUD$350

NV57AD2: Calcite with Dolomite

Complex Calcite crystals, one of them clearly dominant, rounded, with the dominant forms of a scalenohedron and a flattened rhombohedron, transparent, bright, with a very pale yellow color and on a rocky matrix with pink Dolomite.
This specimen was published on the Mineralogical Record´s web page, in the ‘What's New’ section, number 43, May 8, 2016 edition.
La Florida mining area, Herrería-Valdáliga-Rionansa, Cantabria Spain (±2000)
Specimen size: 5.6 × 5 × 3.6 cm = 2.2” × 2.0” × 1.4”
Price: Euro:240 / US$270 / Yen:29340 / AUD$380

ME13AE3: Calcite with Dolomite and Quartz

Spheroidal aggregates of white rhombohedral Calcite crystals on a matrix of Quartz crystals partially coated by tabular Dolomite crystals with a very pale cream color.
Boldut Mine, Cavnic mining area, Cavnic, Maramures Romania (±1980)
Specimen size: 10.5 × 8 × 5.9 cm = 4.1” × 3.1” × 2.3”

Main crystal size: 1.5 × 1.3 cm = 0.6” × 0.5”
Price: Euro:90 / US$101 / Yen:11000 / AUD$140

NG27AJ5: Calcite with Fluorite

Groups of complex Calcite crystals, very rich in faces with a predominant rhombohedron and a rounded shape. They are translucent and bright, slightly yellowish, and are on matrix with Fluorite. Very different than the usual Calcites form this prolific locality.
Moscona Mine, El Llano, Solís, Corvera de Asturias, Comarca Avilés, Asturias, Principality of Asturias Spain (06-07/2018)
Specimen size: 10.8 × 10.7 × 6.3 cm = 4.3” × 4.2” × 2.5”
Price: Euro:190 / US$214 / Yen:23230 / AUD$300

ME97R8: Calcite with Hematite

Scalenohedral crystal of Calcite with polycrystalline surfaces on its faces. The base is a group of very bright Hematite crystals with very well defined faces and edges.
N'Chwaning II Mine, N'Chwaning mining area, Kuruman, Kalahari manganese field (KMF), Northern Cape Province South Africa (2008)
Specimen size: 6.3 × 6.3 × 3.8 cm = 2.5” × 2.5” × 1.5”

Main crystal size: 5.4 × 4.1 cm = 2.1” × 1.6”
Price: Euro:260 / US$293 / Yen:31790 / AUD$420

MR89AJ0: Calcite with Hematite inclusions

Two generations of Calcite crystals, the first of them with an acute scalenohedral shape and rich in deep red Hematite inclusions, and the second one with more complex crystals that are colorless and transparent. A Mexican classic of great quality.
J North, 18-19 levels, Santa Eulalia District, Municipio Aquiles Serdán, Chihuahua Mexico (±1990)
Specimen size: 11.2 × 10.2 × 9.9 cm = 4.4” × 4.0” × 3.9”
Price: Euro:460 / US$518 / Yen:56240 / AUD$740

TT51AE9: Calcite with inclusions

Floater aggregate of thick tabular Calcite crystals with clear and very bright prismatic faces and a greatly flattened terminal rhombohedron, transparent in the interior and whitish and translucent on their borders. We especially note the unusual crystalline morphology of the sample, but typical for this locality.
Lishui Prefecture, Zhejiang Province China (2009)
Specimen size: 6 × 4.3 × 5.2 cm = 2.4” × 1.7” × 2.0”

Main crystal size: 4.9 × 4 cm = 1.9” × 1.6”
Price: Euro:620 / US$698 / Yen:75800 / AUD$1000

TA71AF1: Calcite with inclusions

Floater aggregate of crystals that have a thick tabular shape, with clear and very bright prismatic faces, with inclusions, and a greatly flattened terminal rhombohedron, transparent in the interior and whitish and translucent on their borders. We especially note the unusual morphology of the crystals and, typical for this locality, the curious “mossy” inclusions of, very probably, iron oxides.
Lishui Prefecture, Zhejiang Province China (2009)
Specimen size: 8.6 × 3.4 × 3.8 cm = 3.4” × 1.3” × 1.5”
Price: Euro:620 / US$698 / Yen:75800 / AUD$1000

SB87AB8: Calcite with inclusions

Aggregate of transparent crystals with dominant scalenohedron and terminal rhombohedron faces, with scalenohedral phantom growths and very well defined parallel growths. A sample of great quality to the world level. As is the case with so many specimens in this collection, the sample is of great quality for the locality.
Matlock, Derbyshire England, United Kingdom
Specimen size: 11.4 × 9.8 × 5.6 cm = 4.5” × 3.9” × 2.2”

Main crystal size: 7 × 4 cm = 2.8” × 1.6”
Price: Euro:280 / US$315 / Yen:34230 / AUD$450

TY99AE9: Calcite with iron oxide inclusions

Aggregate of complex Calcite crystals, very rich in faces, with a predominant scalenohedron and a terminal rhombohedron. They are colorless, clear and very bright but have deep red Hematite inclusions in some parts of the sample. This one, an English classic, is from the Buck Keller collection, whose label we’ll send to the buyer.
Pallaflat Mine, Bigrigg, West Cumberland Iron Field, former Cumberland, Cumbria England, United Kingdom
Specimen size: 6.2 × 5.3 × 5.4 cm = 2.4” × 2.1” × 2.1”
Price: Euro:480 / US$541 / Yen:58680 / AUD$770

We work with the IMA approved names for minerals. If you are not sure of the IMA name for the mineral you are looking for you can select it from the following list


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