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ST651 - Aquamarine $ 280 Mt Xuebaoding, Ping Wu, Sichuan Prov., China miniature - 5 x 4 x 3 cm A beautiful GEM tabular Aquamarine crystal on matrix from the famous Mt. Xuebaoding locality. This one is an old one dating back to the 1990s and is more transparent and glassy than most. The Aqua is 2.7cm wide and perfect with no damage. Ex. Erich Laskowski collection, puchased by Erich in 1997.
ST746 - Orthoclase after Leucite $ 350 Kalehoyuk, Kaman District, Kırşehir Province, Turkey small cabinet - 6.7 x 6.2 x 6 cm Highly interesting and uncommon pseudomorph of Orthoclase that has replaced a large, sharp, single Leucite crystal. The crystal is a complete trapezohedron with relatively sharp crystals faces all around. Comes with an old Minerals Unlimited label.
ST666 - Tantalite on Albite $ 350 Mawi, Laghman Prov., Afghanistan miniature - 3.5 x 2.5 x 2.2 cm Terminated 1.5cm red Tantalite crystal on a matrix of Albite, Quartz, and Muscovite. Ex. Erich Laskowski collection.
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 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.
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.
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.
ST711 - Andorite 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.
ST795 - Malachite (chatoyant) Shilu Mine, Yangchun Co., Yangjiang Prefecture, Guangdong Province, China cabinet - 13 x 8 x 4 cm Botryoidal Malachite specimen from the Shilu Mine in China. This find produced Malachite with a wonderful velvety, chatoyant surface luster. The chatoyancy is very evident under bright lights or in direct sunlight, creating shimmering 'eyes' all over. It has bubbly botryoidal surfaces along the top with a lighter green, fibrous structure around the edges and all over the bottom. Undamaged and a good size for these (not too big, not too small).
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