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CT131 - Galkhaite $ 300 SOLD Getchell Mine, Humboldt Co., Nevada miniature - 5 x 3 x 2.2 cm Bright red Galkhaite crystals on Quartz coated matrix. The crystal reach 1.5mm in size. Galkhaite is a very rare cesium, thallium, mercury sulfide. ©2010-2018 Marin Mineral |