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B187 - Calcite $ 450 SOLD Jiangxi, China cabinet - 10 x 8 x 5.3 cm Large single transparent Calcite crystal. Although the front face has an etched surface luster, the 5.3 cm wide side faces have exceptional glassy luster highlighting the internal transparency.
B165 - Chamosite psuedo. Almandine $ 500 SOLD Michigamme Mine, Marquette Co., Michigan small cabinet - 6 x 4.8 x 4.8 cm Large single crystal of Almandine replaced by Chamosite (the iron analogue of Clinochlore in the Chlorite group of minerals) from the upper peninsula of Michigan. A complete crystal in good condition with good size too, as most found were less than 3cm. The old label indicates it was in the Paul Zimmerman collection and identified it as 'Aphrosiderite' after Garnet, however Aphrosiderite is an obsolete name and Chamosite is the correct species name.
B171 - Barite on Calcite $ 350 SOLD Elk Creek, Meade Co., South Dakota small cabinet - 7 x 5 x 4 cm Pristine, transparent 3.6cm long Barite crystal on yellow calcite crystals. The Calcite too are good sized, reaching 7mm.
B172 - Cylindrite $ 450 SOLD Santa Cruz Mine,Poopo, Oruro Dept., Bolivia small cabinet - 5.5 x 4.3 x 2.5 cm Exceptionally rich Cylindrite specimen composed almost entirely of spray formations of Cylindrite crystals. The crystal clusters reach 4 cm in length.
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