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D237 - Cubanite $ 425 (=~ CAN$ 546) Henderson #2 Mine, Chibougamau, Quebec, Canada thumbnail - 3 x 1.8 x 1.2 cm ![]() ![]() ![]() ![]() ![]() Large single crystal of rare Cubanite from the world's best locality for the species. Bright, lustrous golden color wtih twinning striations evident on the front face. These are typically more coin-like in form, and at 1.2cm thick, it is much chunkier than most. Rare material from a closed locality dating back 25 years or more.
M897 - Ilvaite $ 200 (=~ CAN$ 257) Huanggang Mine, Inner Mongolia, China miniature - 3.5 x 3 x 3 cm ![]() ![]() ![]() ![]() ![]() Glossy black cluster of Ilvaite crystals with typical chisel-shaped termination. Aesthetic specimen, especially as compared to most which are single crystals.
D276 - Neptunite $ 100 (=~ CAN$ 128) Benitoite Gem Mine, San Benito Co., California, USA small cabinet - 5.5 x 4 x 3 cm ![]() ![]() ![]() ![]() ![]() Two Neptunite crystals to 15mm on a schist matrix. Both crystals are perfect, and the smaller crystal is doubly terminated.
D281 - Covellite $ 350 (=~ CAN$ 450) Leonard Mine, Butte, Silver Bow Co., Montana, USA thumbnail - 3 x 2.9 x 2.2 cm ![]() ![]() ![]() ![]() ![]() Thick crystal groups of irridecent Covellite. Can be displayed equally well from a number of directions.
D288 - Bertrandite Akchatau Mine, Akchatau, Karaganda Region, Kazakhstan miniature - 3.6 x 2.7 x 2.6 cm ![]() ![]() ![]() ![]() ![]() ![]() Rich specimen of Bertrandite associated with Quartz crystals, small Pyrite crystals, and yellow mica. The Akchatau mine is famous for purple creedite, smoky quartz and mixed specimens of purple fluorite, Apatite and Bertrandite, though specimens from this mine are not commonly seen anymore.
D291 - Clinoclase $ 380 (=~ CAN$ 488) Copper Stope, Majuba Hill Mine, Pershing Co., Nevada, USA thumbnail - 3.1 x 2 x 0.8 cm ![]() ![]() ![]() Thick, solid mass of dark blue, botryoidal Clinoclase, perhaps the best example of this style I've ever seen from the Majuba Hill Mine. Ex. Rock Currier collection #3912.
D285 - Olmiite on Celestite N'Chwanning Mine, Kuruman, South Africa small cabinet - 5.3 x 4 x 2.5 cm ![]() ![]() ![]() ![]() ![]() ![]() Brown Olmiite crystals on a matrix of solid Celestite crystals. A fairly uncommon association, and I can find only one example on Mindat.
D292 - Spessartine with Quartz $ 450 (=~ CAN$ 578) Tongbei, Fujian Prov., China small cabinet - 6.5 x 5 x 4 cm ![]() ![]() ![]() ![]() ![]() ![]() Cluster of smokey Quartz amost entirely covered by Spessartine garnets. This was from the Jeanne Rosati collection and came with a Trinity Mineral Company label that called a psuedomorph of Spessartine after Quartz. A small amount of smokey Quartz crystal can be seen in the tips of the 3 largest 'fingers' of Spessartine. Well crystallized all around and undamaged. There is no matrix and even part of the bottom is covered by Spessartine crystals.
K448 - Prehnite $ 175 (=~ CAN$ 225) Merelani Hills, Arusha, Tanzania small cabinet - 5.8 x 4 x 3 cm ![]() ![]() ![]() Individual crystals and crystal groups of translucent yellow Prehnite. Merelani Prehnite is among the best in the world, and specimens from recent finds such as this are among the best ever found at the locality. Solid Prehnite with a bit of attached Graphite on the backside. Large, gemmy crystals radiating out in all directions. The cluster is complete all around and translucent throughout. Undamaged except for one point of contact near the top.
K841 - Prehnite $ 275 (=~ CAN$ 353) Merelani Hills, Arusha, Tanzania miniature - 4.5 x 4 x 3 cm ![]() ![]() ![]() ![]() ![]() ![]() Large toothy crystals of translucent yellow Prehnite with a thin layer of Graphite on the bottom. Merelani Prehnite is among the best in the world, and specimens from recent finds such as this are among the best ever found at the locality. Solid Prehnite with large, gemmy crystals radiating out along the top. The cluster is complete all around, translucent throughout, and undamaged.
K857 - Prehnite $ 275 (=~ CAN$ 353) Merelani Hills, Arusha, Tanzania miniature - 4 x 3.3 x 2 cm ![]() ![]() ![]() Yellow/green Prehnite with both spherical crystal groups and individual chisel-shaped crystals. Solid, translucent Prehnite with a thin layer of Graphite on the bottom. Merelani Prehnite is among the best in the world, and specimens from recent finds such as this are among the best ever found at the locality. This style, with rounded masses that morph into chisel-tip crystals, is distinct and from finds in 2019. The cluster is translucent throughout and undamaged.
K860 - Prehnite $ 150 (=~ CAN$ 193) Merelani Hills, Arusha, Tanzania miniature - 4.5 x 3.5 x 3 cm ![]() ![]() ![]() Individual crystals and crystal groups of translucent yellow Prehnite. Merelani Prehnite is among the best in the world, and specimens from recent finds such as this are among the best ever found at the locality. Solid Prehnite with a bit of attached Graphite on the backside. Large, gemmy crystals radiating out in all directions. The cluster is complete all around and translucent throughout. Undamaged except for at the bottom where it intergrew with a Tanzanite crystal, and some bit of remaining Tanzanite are present.
K428 - Chrysoberyl 'Cats-eye' $ 120 (=~ CAN$ 154) Brazil thumbnail - 0.4 x 0.4 x 0.3 cm ![]() A round cabochon of golden yellow Chrysoberyl that shows a sharp cat's eye effect. Weighs 0.45 carats.
K975 - Spessartine $ 450 (=~ CAN$ 578) Nani, Loliondo, Tanzania miniature - 3.8 x 3.5 x 3.3 cm ![]() ![]() ![]() ![]() Complete single Spessartine crystal with great orange color. These are no longer being found or at least very seldomly found anymore. A great example with large size, good form, and good color. Slight edge chipping but very limited and overall in great condition.
K531 - Spessartine $ 275 (=~ CAN$ 353) Nani, Loliondo, Tanzania thumbnail - 2.4 x 2.4 x 2.4 cm ![]() ![]() ![]() Complete single Spessartine crystal with great orange color. These are no longer being found or at least very seldomly found anymore. A great example with good color and transparent gem zones. Very trivial edge wear, essentially undamaged.
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