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ST346 - Silver (cubic crystals!) $ 160 Bouismas Mine, Zagora Prov., Draa-Tafilalet Region, Morocco thumbnail - 2 x 1.5 x 0.8 cm Clusters of cubic Silver crystals that have been exposed from white Calcite. Cubic Silver crystals are uncommon and these are superbly formed, sharp cubes of about 1.5mm in size. The crystal clusters are up to 5mm in size.
ST348 - Silver (cubic crystals!) $ 280 Bouismas Mine, Zagora Prov., Draa-Tafilalet Region, Morocco thumbnail - 2.5 x 2.5 x 1.2 cm Clusters of cubic Silver crystals on matrix that have been exposed from white Calcite. Cubic Silver crystals are uncommon and these are superbly formed, sharp cubes of about 3mm in size. The calcite has been mostly etched away leaving the cubic Silver crystals and hackly Silver along with small Quartz crystals on the matrix. There is one good sized crystal 3mm in size.
ST354 - Silver (cubic crystals!) $ 220 Bouismas Mine, Zagora Prov., Draa-Tafilalet Region, Morocco thumbnail - 3 x 1.5 x 1 cm Cubic Silver crystals on matrix that have been exposed from white Calcite. Cubic Silver crystals are uncommon and these are superbly formed, sharp cubes to about 2mm in size. The crystals are present on a Safflorite matrix around some remaining etched Calcite.
ST356 - Silver (cubic crystals!) Bouismas Mine, Zagora Prov., Draa-Tafilalet Region, Morocco thumbnail - 2.5 x 2 x 1 cm Cubic Silver crystals on matrix that have been exposed from white Calcite. Cubic Silver crystals are uncommon and these are superbly formed, sharp cubes to about 2mm in size. The crystals are present on a Safflorite matrix around some remaining etched Calcite.
ST159 - Vesuvianite $ 80 Tunnel 36, Portola, Plumas Co., California, USA thumbnail - 2.7 x 2.1 x 2 cm Two parallel grown, translucent rootbeer brown Vesuvianite crystals. A wonderful example of a California Vesuvianite and of higher quality than most from this locality.
ST402 - Dioptase on/in Quartz Reneville, Dem. Rep. of Congo thumbnail - 2.7 x 2.7 x 1.5 cm Cluster of clear Quartz crystals with Dioptase. The main Dioptase is 1.3cm long, double-terminated, with both ends extending out opposite sides of the Quartz cluster. Old, rare specimen. Dioptase, when included in Quartz crystals, make rare and valuable specimens.
ST438 - Milarite $ 300 Milarite locality, Rössing Mountains, Erongo Region, Namibia thumbnail - 1 x 0.8 x 0.8 cm Single well terminated Milarite crystal from Namibia. Milarite is a rare silicate mineral with good crystals found at only a small number of localities worldwide. Well terminated, translucent single crystal with nicely beveled termination edges. A rare thumbnail.
ST430 - Wurtzite $ 350 Merelani Hills, Arusha, Tanzania thumbnail - 2.3 x 1.6 x 1.4 cm Translucent to transparent red/orange single Wurtzite crystal. These were discovered a few years ago at the Merelani Tanzanite mines and are considered the world's best for species.
ST552 - Tantalite $ 200 Kunar, Afghanistan thumbnail - 3 x 2.5 x 2 cm Complete and undamaged tabular Tantalite crystal with attached Albite. I can see a bit of red coloration on some edges so it's perhaps Manganotantalite.
ST560 - Dioptase $ 500 Mindouli District, Pool Department, Congo thumbnail - 2.7 x 1.5 x 1.5 cm Aesthetic cluster of large, elongated Dioptase crystals. Undamaged. This is from the Lou Schwartz collection and one of the earlier pieces found at the locality.
ST472 - Dioptase $ 300 Mindouli District, Pool Department, Congo thumbnail - 2.2 x 0.8 x 0.8 cm Large, elongated single Dioptase crystal. Undamaged, transparent to translucent with attached white Calcite around the base. Exceptional single thumbnail Dioptase.
ST719 - Magnesioaxinite $ 125 Merelani Hills, Arusha, Tanzania thumbnail - 1.3 x 1 x 0.4 cm Glassy purple/blue single Magnesioaxinite crystal from the Merelani Tanzanite mines. Complete all around and undamaged. Partially transparent with a bit of Graphite in the bottom. Cute, quality thumbnail.
ST752 - Spinel $ 250 Ruaha, near Mahenge, Morogoro, Tanzania thumbnail - 3.1 x 2 x 2 cm Octahedral purple Spinel crystals from recent finds in Tanzania. The cluster is complete all around has damage only on one edge, otherwise undamaged. Good color, luster and translucency.
ST753 - Azurite $ 125 Kolwezi Mining District, Lualaba, DR Congo thumbnail - 2.8 x 2.8 x 2 cm Single 1.7cm crystal of Azurite on matrix. The Azurite crystal is euhedral with good luster. Good crystals of Azurite are rare for this locality!
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.
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