20hhgd.is ((CALCITE, QUARTZ, SIDERITE)), $10 MINIMUM BID, Nikolayevskiy Mine, Dalnegorsk, Primorskiy Krai, Russia, 7 x 4 x 2.5 cm, Cabinet | |
These Russian Calcite specimens usually are fluorescent with a red orange color under shortwave uv. My light is not currently working so I can not check. The terminated Quartz crystals have small spheres of tan Siderite attached to the faces of the Quartz. ex Glen Davidson collection. |