B733 - Chalcopyrite with Quartz $ 150 (=~ £ 113)
small cabinet - 6.5 x 4.5 x 4.5 cm
Chalcopyrite crystals to 1.5 cm with Quartz and Pyrite crystals. The Chalcopyrite exhibit an irridescent patina.
B735 - Amethyst $ 400 (=~ £ 301)
Las vigas, Vera Cruz, Mexico
small cabinet - 6 x 4.5 x 4 cm
Five Amethyst crystals in nice arangement on matrix. The color is a medium purple, darker than most, and the composition is good. This is from an old collection and reflects the good taste of the collector. Undamaged, and the flat lying crystal is partially double terminated. Better than pictures.
B737 - Jamesonite on Pyrite $ 250 (=~ £ 188)
small cabinet - 8.5 x 6.5 x 5.5 cm
Large, thick Jamesonite crystals intergrown with Pyrite. Jamesonite is most commonly seen as thin, hair-like crystals, these are stout crystals to 3cm. Hard to find, from an old collection.
B738 - Calcite on Danburite $ 200 (=~ £ 151)
Charcas, San Luis Potosi, Mexico
cabinet - 9.5 x 5 x 3.5 cm
Glassy and transparent Danburite partially coated by the Calcite, undamaged.
B739 - Adamite, Calcite $ 150 (=~ £ 113)
Mina Oujela, Mapimi, Durango, Mexico
small cabinet - 6.5 x 5.5 x 3 cm
Yellow Adamite and Calcite crystals on Limonite matrix. The Calcite has a reddish color likely due to iron staining. Neat formation of crystals!
B741 - Selenite $ 250 (=~ £ 188)
Naica, Chihuahua, Mexico
cabinet - 15 x 11 x 7 cm
Transparent Selenite crystals on matrix. Loads of crystals or miniature 'swords'.
B742 - Dolomite, Hemimorphite, Mimetite $ 200 (=~ £ 151)
Mina Oujela, Mapimi, Durango, Mexico
cabinet - 13 x 8 x 8 cm
Sharp, cream colored Dolomite crystals to 1.8cm across with yellow Mimetite and small transparent Hemimorphite crystals on both sides of a Limonite matrix. Good sized specimen for a Mapimi collector.
B745 - Tennantite after Azurite $ 750 (=~ £ 565)
small cabinet - 6.0 x 2.9 x 2.9 cm
Sharp, chisel-terminated Azurite crystals that have been psuedomorphed to Tennantite. Comes with two old labels.
B747 - Fluorite on Barite $ 600 (=~ £ 452)
Berbes, Asturias, Spain
small cabinet - 6.5 x 5.5 x 3.5 cm
Transparent pink Fluorite cubes with phantoms on bladed Barite crystals. These pink Berbes Fluorites on Barite are now hard to find.
B749 - Franklinite $ 650 (=~ £ 490)
Franklin, New Jersey
small cabinet - 7.5 x 7.5 x 5.0 cm
Large single Franklinite crystal, the largest I've ever owned. No matrix. There is damage along one edge, but regardless, it's a desirable, massive crystal. Ex. J.R. Thompson collection.
B751 - Cinnabar $ 450 (=~ £ 339)
Tongren, Guizhou Province, China
miniature - 4.8 x 4 x 3.5 cm
A splendid deep red, double-terminated Cinnabar crystal set in a well proportioned matrix covered by Dolomite crystals. The cinnabar crystal is 1.8cm long. There are areas of stepped growth on the front faces, but not damage.
B754 - Szenicsite $ 1200 (=~ £ 904)
Jardinera #1 Mine, Atacama Province, Chile
thumbnail - 2.5 x 1.7 x 1.3 cm
Dense grouping of bright green platy crystals of rare Szenicsite. A good thumbnail of a mineral that is both rare and attractive.
B756 - Calcite in Shell $ 250 (=~ £ 188)
Okechobee County, Florida
cabinet - 12 x 9 x 5 cm
Fossil bivalve (Mercenaria species) from the Pleistocene, later filled with golden Calcite crystals. It has an openning on both sides, it looks the same front of back, allowing viewing of the translucent crystals.
B758 - Calcite $ 250 (=~ £ 188)
miniature - 3.5 x 2.2 x 1.7 cm
Unusual stalactitic formation of golden Calcite from a locality more known for it's variety of Borate minerals. The main cylindical formation is 2.1 x 1.5 cm in size attached to the main stalactite. Translucent, undamaged, with vertical striations.
B759 - Calcite $ 250 (=~ £ 188)
Wessels Mine, South Africa
small cabinet - 5.3 x 5 x 1.7 cm
Transparent Calcite rhomb with later geneation overgrowths. The larger overgrowths are transparent and the smaller overgrowths are extremely bright and reflective, much better than the photos. Ex. E.J. Immelman and P. de Bruyn collections dating back to at least 1997.
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