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CT390 - Dolomite on Tennantite $ 250 Tsumeb, Namibia thumbnail - 2.2 x 2 x 1.7 cm ![]() ![]() ![]() ![]() ![]() Floater cluster of Tennantite crystals composed of two larger crystals to 1.5cm on edge and a number of smaller crystals, with a crystal of White Dolomite attached. Crystallized all around with no point of contact, better than photos.
CT362 - Selenite $ 275 Zaragoza, Spain miniature - 5 x 5 x 3.5 cm ![]() ![]() ![]() ![]() Water clear Selenite crystals on matrix. These always stun due to their perfect, pure look. Sawcut on back and base. Ex. Roberts Minerals specimen.
CT369 - Datolite $ 300 Patterson, New Jersey, USA thumbnail - 2.8 x 2.7 x 2.7 cm ![]() ![]() ![]() ![]() Robust, high quality Datolite from Petterson. Complete all around classic making a great thumbnail. These were found long ago and are now hard to come by.
CT342 - Realgar $ 150 Getchell Mine Humboldt Co., Nevada, USA miniature - 5 x 5 x 4 cm ![]() ![]() ![]() Bright, translucent acicular Realgar crystals covering surfaces and filling vugs in matrix. Ex. Trantham collection #225 acquired in 1979 and valued at that time at $20.
CT114 - Cerussite $ 150 Taouz, Morocco thumbnail - 3 x 1.5 x 1.2 cm ![]() ![]() ![]() White 'snowflake' Cerussite cluster 2.1cm wide, on matrix. Old material from the Chuck Trantham collection.
CT399 - Inderite $ 240 Boron, Kern Co., California, USA small cabinet - 8 x 3 x 2 cm ![]() ![]() ![]() ![]() ![]() Well formed cluster of terminated, translucent Inderite crystals. Elegant, prismatic crystals with a thin coating of white Tincalconite in areas. Ex. Chuck Trantham collection #53. Though Chuck saw many of these, this was the one he decided to keep, for obvious reasons.
CT350 - Analcime $ 275 North Table Mountain, Golden, Colorado, USA miniature - 3.5 x 3.2 x 3 cm ![]() ![]() ![]() ![]() Well formed, equant single Analcime crystal with smaller attached crystals. This locality has produced Colorado's finest zeolites and this is considered a large crystal for the locality. Complete all around and undamaged.
CT100 - Silver $ 250 Batopilas, Chihuahua, Mexico thumbnail - 2.8 x 2.5 x 1.2 cm ![]() ![]() ![]() ![]() ![]() Specimen of Silver crystals from Batopilas. Not the typical 'herringbone' style for the locality, this is a dense mass of crystals, some showing platy, cubic crystals to 3mm. Ex. Chuck Trantham collection.
CT425 - Chlorite after Garnet Oldman Ranch, Wyoming, USA miniature - 5 x 4 x 3.2 cm ![]() ![]() ![]() ![]() Large, complete dodecahedral crystal of Chlorite after Garnet. There is an indentation on the back face, otherwise it has perfect flat faces all around. Ex. Chuck Trantham collection acquired from Dyck's Minerals in 1987.
CT404 - Natrolite $ 275 Chimney Rock Quarry, Somerset Co., New Jersey, USA small cabinet - 5.2 x 0.9 x 0.9 cm ![]() ![]() ![]() ![]() ![]() Single well terminated Natrolite crystal. Transparent crystal with some small crystals and coatings on two sides. Undamaged and even has a nice phantom about 1cm down from the termination. Old material from the classic USA locality that produced what are considered some of the world's best Natrolites.
CT405 - Natrolite $ 275 Chimney Rock Quarry, Somerset Co., New Jersey, USA miniature - 4.6 x 1.3 x 1 cm ![]() ![]() ![]() ![]() ![]() Single well terminated Natrolite crystal. Transparent and undamaged. Old material from the classic USA locality that produced what are considered some of the world's best Natrolites.
CT248 - Mimetite on Cerussite $ 150 Tsumeb, Namibia thumbnail - 2.5 x 2 x 2 cm ![]() ![]() ![]() Glassy Cerussite crystal partially coated by yellow Mimetite (old label says Beaverite) on a Mottramite coated matrix.
CT147 - Enargite $ 75 Butte, Silver bow Co., Montana, USA thumbnail - 2.8 x 2 x 1.5 cm ![]() ![]() ![]() ![]() Well terminated Enargite crystals to 7mm wide. Thumbnail sized specimen of a Butte and USA classic.
CT484 - Manganotantatlite $ 280 Alto do Giz pegmatite, Equador, Rio Grande do Norte, Brazil thumbnail - 2.1 x 1.8 x 1.1 cm ![]() ![]() ![]() ![]() ![]() Well terminated single crystal showing good red coloration on the sides.
CT453 - Tourmaline with Lepidolite $ 3800 Pederniera Mine, Minas Gerais, Brazil cabinet - 9.5 x 2.5 x 2.5 cm ![]() ![]() ![]() ![]() ![]() ![]() Double-terminated cluster of 'Indicolite' with deep blue color. One end shows cat's-eye growth and has an attached cluster of Lepidolite. Complete and undamaged. Weighs 76.3 grams.
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