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CT367 - Benitoite with Neptunite $ 300 Gem Mine, San Benito Co., California, USA miniature - 3.3 x 2.5 x 2 cm ![]() ![]() ![]() ![]() Benitoite and Neptunite crystals on schist matrix with white Natrolite. The highlight of this specimen is a 1cm triply-terminated crystal. The crystal has all terminations exposed and there is an area of natural indentation or breakage on part of the face. There is also a crystal of the rare mineral Joaquinite present.
CT356 - Gismondine, Phillipsite $ 150 Ariccia, Tivoli, Italy miniature - 4.5 x 4.5 x 1.5 cm ![]() ![]() ![]() ![]() ![]() White Phillipsite transparent octahedral crystals of Gismondine. Main Gismondine crystal is a beautiful, lustrous 4mm crystal. Both Phillipsite and Gismondine are uncommon Zeolite minerals.
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.
CT382 - Fluorite $ 140 Blanchard Claim, Bingham, New Mexico, USA miniature - 5 x 3.5 x 2.7 cm ![]() ![]() Crystals of blue, color-zoned Fluorite. Cubic crystals to 1.2cm in size. Ex. Chuck Trantham collection.
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.
CT373 - Garnet $ 75 Saline Valley, Inyo Co., California, USA thumbnail - 2.7 x 2.7 x 1.5 cm ![]() ![]() ![]() ![]() Translucent green Garnet crystals to 1.7cm. Interesting locality piece (and nice Garnets!) for a California collector.
D726 - Rhodochrosite $ 225 Black Rock Mine, Norther Cape Prov., South Africa thumbnail - 1.2 x 1.2 x 0.8 cm ![]() ![]() ![]() ![]() Pair of gemmy Rhodochrosite crystals with storng pinkish red crystals. The small crystal has a cleave on the backside, the larger 1.2cm crystal is perfect.
CT376 - Malachite psuedomorphs with Turquoise $ 150 Miami, Globe-Miami Mining District, Gila Co., Arizona, USA small cabinet - 6 x 3.5 x 3.5 cm ![]() ![]() ![]() ![]() Old speciemn of Malachite psuedomorphs (presumably after Azurite) with areas of Turquoise. Seldom seen specimen that comes with two old labels, one 'the Masimer collectiion' and the other is the "Schneider's' of Poway, California.
K202 - Prehnite $ 450 Merelani Hills, Arusha, Tanzania small cabinet - 9 x 5.5 x 4.5 cm ![]() ![]() ![]() ![]() ![]() Large, distinct crystal clusters of Prehite atop a Graphite matrix. A beautiful example of the recent style found in 2019 that form elongated clusters that taper to a thin chisel-tip termination. This style also has a more bluegreen yellow color (as compared to previous with a more lemon yellow color) that doesn't get picked up by the camera very well. Wonderful piece that displays very well.
K934 - Prehnite $ 250 Merelani Hills, Arusha, Tanzania miniature - 4.4 x 3.5 x 3.2 cm ![]() ![]() ![]() ![]() Large, distinct crystals of Prehite atop a bit of Graphite matrix. Translucent with great yellow color yellow color. The size of the individual crystals is remarkable and uncommon for Prehnite as a species. It is contacted on one side where a Tanzanite crystal grew, and bits of Tanzanite remain attached.
K466 - Prehnite $ 350 Merelani Hills, Arusha, Tanzania small cabinet - 6 x 5 x 2 cm ![]() ![]() ![]() Large, distinct crystals of Prehite atop a bit of Graphite matrix. Translucent with great yellow color yellow color. The size of the individual crystals is remarkable and uncommon for Prehnite as a species. Undamaged.
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.
CT113 - Cerussite $ 150 Touissit, Morocco thumbnail - 3 x 1.5 x 1.5 cm ![]() ![]() ![]() White 'snowflake' Cerussite cluster. Old material from the Chuck Trantham collection.
CT114 - Cerussite $ 150 Touissit, 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.
CT116 - Cerussite $ 180 Touissit, Morocco thumbnail - 2.5 x 2 x 1.8 cm ![]() ![]() White 'snowflake' Cerussite cluster. Old material from the Chuck Trantham collection.
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