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ST743 - Platinum $ 600 Konder, Ayan-Maya district, Khabarovsk Region, Russia thumbnail - 0.4 x 0.4 x 0.3 cm ![]() ![]() ![]() ![]() Crystal of Platinum from the famous and now closed Konder platinum deposit. These are no longer being found. Specimen is a partial cube that weighs 0.4 grams.
ST759 - Natrolite $ 250 Mwanjanga, Manyara Region, Tanzania small cabinet - 6.2 x 0.3 x 0.3 cm ![]() ![]() ![]() Long translucent to transparent single Natrolite crystal. Perfectly terminated and complete and undamaged. From recent, limited production, these new Natrolites are exceptional for the species for their sharpness and transparency.
ST763 - Natrolite $ 250 Mwanjanga, Manyara Region, Tanzania miniature - 5 x 0.4 x 0.4 cm ![]() ![]() ![]() Long, transparent single Natrolite crystal. Perfectly terminated and complete and undamaged. From recent, limited production, these new Natrolites are exceptional for the species for their sharpness and transparency.
ST797 - Botallackite $ 325 Cligga Head, Perranzabuloe, Cornwall, England small cabinet - 8 x 4 x 3 cm ![]() ![]() ![]() ![]() Bright blue/green crystals of Botallackite on all sides of specimen. Botallackite is a rare secondary copper mineral and this is a very rich example from recent finds at Cligga Head.
ST772 - Calaverite with Quartz $ 1500 Cripple Creek, Teller Co., Colorado, USA small cabinet - 5.5 x 4.5 x 3.5 cm ![]() ![]() ![]() ![]() ![]() Crystals of Calaverite, a rare Gold Telluride mineral, intergrown with Quartz. There are also areas of exposed Calaverite in the matrix.
ST783 - Red Beryl $ 1500 Violet Claims, Beaver Co., Utah, USA thumbnail - 1.5 x 0.7 x 0.6 cm ![]() ![]() ![]() ![]() Single Red Beryl crystal with a bit of attached matrix at the base. Fine quality, translucent to transparent crystal that is complete all around and undamaged.
ST780 - Euclase $ 750 Ouro Preto, Minas Gerais, Brazil thumbnail - 2.5 x 1.5 x 1 cm ![]() ![]() ![]() ![]() ![]() Transparent, colorless single Euclase crystal from Brazil. It's a complete and undamaged crystal though there is a bit of Muscovite and Feldspar attached to the back termination. Uncommon gem crystal.
ST809 - Tennantite after Azurite $ 380 Tsumeb, Namibia small cabinet - 6 x 4 x 2 cm ![]() ![]() ![]() ![]() ![]() Crystal cluster of Tennanite after Azurite from Tsumeb. Elongated, primatic crystals of former Azurite that have been pseudomorphed to Tennantite. An undamaged floater cluster with individual crystals to 4.5cm in length.
ST800 - Microlite on Lepidolite $ 280 Skardu, Pakistan small cabinet - 7 x 6 x 4.5 cm ![]() ![]() ![]() ![]() Golden yellow Microlite crystals on Lepidolite. The Microlite form cubotahedral crystals to 5mm in size. I count 15 crystals of Microlite on the specimen. Ex. Erich Laskowski collection.
ST803 - Aquamarine $ 380 Mt Xuebaoding, Ping Wu, Sichuan Prov., China small cabinet - 7.8 x 6.5 x 4 cm ![]() ![]() ![]() ![]() Gorgeous, glassy tabular Aquamarine crystals with Muscovite. Highly glassy and transparent crystals to 3cm wide. Ex. Erich Laskowski collection, an older specimen for the locality acquired in 1999.
ST818 - Vivianite $ 300 Morococala, Oruro, Bolivia small cabinet - 6.5 x 5.5 x 2.5 cm ![]() ![]() ![]() ![]() Aesthetic V-shaped pair of green Vivianite crystals from Bolivia. The crystals are on a Pyrite matrix and the left crystal is doubly terminated. Undamaged specimen from the Erich Laskowski collection. His label indicates it was purchased in 1994 from Crystal Springs Mining.
ST711 - Andorite $ 180 Itos Vein, San Jose Mine, Oruro, Bolivia thumbnail - 2.5 x 1.6 x 0.8 cm ![]() ![]() ![]() Metallic grey, striated single Andorite crystal from the San Jose Mine in Bolivia. Associated minerals include yellow, crust-like Cervanite, micro crystals of Rhodostannite, and Zinkenite. Ex. Erich Laskowski collection.
ST709 - Spherocobaltite $ 125 Katanga, Congo miniature - 4.2 x 1.5 x 1 cm ![]() ![]() ![]() Well formed, deep purple/red crystals of Sperocobaltite that contrast well against the white matrix. Ex. Erich Laskowski collection.
ST775 - Silver $ 200 Aspen, Pitkin Co., Colorado, USA thumbnail - 1.2 x 0.8 x 0.4 cm ![]() ![]() ![]() ![]() Aesthetic, curving Silver wires from Aspen. Fine and uncommon thumbnail.
ST776 - Silver $ 240 Aspen, Pitkin Co., Colorado, USA thumbnail - 1.2 x 0.8 x 0.3 cm ![]() ![]() ![]() ![]() Aesthetic, curving Silver wires from Aspen. Fine and uncommon thumbnail.
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