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D720 - Copper $ 475 (=~ € 390) Hekla Mine, Houghton Co., Michigan, USA small cabinet - 7.5 x 6.5 x 3.6 cm ![]() ![]() ![]() ![]() ![]() Well crystallized Copper specimen with a grouping of good crystals rising up off larger, thick crystals at the base.
CT656 - Heulandite with Mordenite $ 150 (=~ € 123) Amudika River, near Mirny, Yakutia, Siberia, Russia miniature - 4.2 x 3 x 2.2 cm ![]() ![]() ![]() Bi-colored Heulandite crystal with Mordenite. A fine quality double-terminated Heulandite 2cm wide. Hard to find old specimen from Chuck Trantham personal collection.
CT658 - Heulandite with Mordenite, Calcite $ 150 (=~ € 123) Amudika River, near Mirny, Yakutia, Siberia, Russia miniature - 3.5 x 3 x 2 cm ![]() ![]() ![]() ![]() Bi-colored Heulandite crystal with Mordenite and Calcite crystals. A fine quality double-terminated Heulandite 2.2cm wide. Hard to find old specimen from Chuck Trantham personal collection.
B958 - Gold $ 1500 (=~ € 1232) Homestake Mine, Lead, Lawrence Co., South Dakota, USA miniature - 4.8 x 2.5 x 1.8 cm ![]() ![]() ![]() ![]() ![]() ![]() Discovered in 1875, the Homestake Mine was a deep underground gold mine that operated until 2002. For a period, it was the largest and deepest gold mine in North America. The mine produced more than forty million troy ounces of gold during its lifetime. Despite this, Gold specimens from this mine are scarce. This specimen features multiple areas of exposed Gold in a Quartz matrix along with what are likely Arsenopyrite crystals (two old labels, one from the Hauck collection and one from Kristalle, indicate the other mineral is Sylvanite). The Gold extends all the way through the Quartz in areas. Uncommon, hard to find USA Gold specimen.
CT650 - Liddicoatite $ 1800 (=~ € 1478) Anjanabonoina, Madagascar cabinet - 12.2 x 9 x 0.4 cm ![]() ![]() ![]() Cut and polished slice of Liddicoatite (a species of Tourmaline) from old finds in Madagascar. Cut parallel to the C-axis, the slice reveals the colorful interior of what would have appeared to otherwise be a dark crystal. Triangular color zoning of greens, blues, and purple. Well polished on both sides, weighs 87.09 grams.
CT657 - Thomasite $ 120 (=~ € 99) Amudika River, near Mirny, Yakutia, Siberia, Russia thumbnail - 2.5 x 2 x 1.7 cm ![]() ![]() ![]() ![]() Cluster of pink Thomasite from an obscure Russian locality. Ex. Chuck Trantham collection acquired by Chuck in 1992.
CT659 - Thomasite $ 120 (=~ € 99) Amudika River, near Mirny, Yakutia, Siberia, Russia miniature - 3.2 x 2.2 x 1.8 cm ![]() ![]() ![]() ![]() Cluster of pink Thomasite from an obscure Russian locality. Ex. Chuck Trantham collection acquired by Chuck in 1992.
CT687 - Erythrite $ 90 (=~ € 74) Bou Azzer, Morocco thumbnail - 2.5 x 1.3 x 1 cm ![]() ![]() ![]() ![]() Thumbnails sized Erythrite spceimn with a good isolated crystal on matrix.
CT682 - Tetrahedrite $ 1200 (=~ € 985) Peru miniature - 4.5 x 3.5 x 3 cm ![]() ![]() ![]() ![]() ![]() Large single Tetrahedrite, 3.5cm with some smaller attached crystals. Excellent size and undamaged with a slight coating of Chalcopyrite in areas. Ex. Chuck Trantham collection.
CT664 - Smithsonite after Dolomite $ 125 (=~ € 103) Philadelpia Mine, Rush, Marion Co., Arkansas, USA miniature - 3.5 x 2.5 x 1.5 cm ![]() ![]() ![]() ![]() ![]() Bright yellow crystals of Smithsonite replacing Dolomite, with the curving form of the former Dolomite crystal clearly evident. The bright color is caused by inclusions of Greenockite. Ex. Chuck Trantham collection acquired by Chuck in 1992.
CT739 - Mellite $ 275 (=~ € 226) Csordakúti Mine, Bicske-Csordakút, Bicskei District, Fejér County, Hungary thumbnail - 3 x 2.7 x 2.2 cm ![]() ![]() ![]() ![]() Fine single crystal of the unusual organic mineral Mellite, 2.7cm wide tip to tip, with smaller attached crystals. A seldom seen rarity that, according to Mindat, has been found in only 12 localities worldwide. It occurs as a secondary mineral in lignite deposits. The crystals are translucent, with light brown color and sharp form. Ex. Chuck Trantham collection acquired by Chuck in 1987.
A100 - Titanite with Melanite $ 150 (=~ € 123) MT Jeannes Pit No. 2, Clear Creek, San Benito Co., California, USA small cabinet - 8 x 4.5 x 3 cm ![]() ![]() ![]() ![]() Pink Titanite (Sphene) crystals associated with black Andradite var. Melanite. This is one of only a handful of specimens found decades ago and a true rarity for a California or San Benito Co. collector. Ex. Chuck Trantham collection, collected by Chuck and Al McGuinness in 1982.
CT712 - Titanite with Melanite $ 250 (=~ € 205) MT Jeannes Pit No. 2, Clear Creek, San Benito Co., California, USA small cabinet - 7.5 x 7.5 x 2.5 cm ![]() ![]() ![]() ![]() ![]() Pink Titanite (Sphene) crystals associated with black Andradite var. Melanite. This is one of only a handful of specimens found decades ago and a true rarity for a California or San Benito Co. collector. Ex. Chuck Trantham collection, collected by Chuck and Al McGuinness in 1982.
CT174 - Rutile $ 180 (=~ € 148) Diamantina, Minas Gerais, Brazil thumbnail - 2 x 1.1 x 0.8 cm ![]() ![]() ![]() ![]() Double-terminated Rutile crystal attached to another terminated Rutile crystal. Undamaged fine crystal. Ex. Chuck Trantham collection.
CT707 - Argentite with Silver $ 450 (=~ € 369) Potosi, Bolivia miniature - 5 x 4 x 3 cm ![]() ![]() ![]() ![]() ![]() Silver wires in vugs all over specimen. There are also some unidentified elongated crystals in the vugs. Ex. Chuck Trantham collection.
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