511-09ldgces ((CALCITE, QUARTZ, ?SCHEELITE or CASSITERITE)), $10 MINIMUM BID, Yaogangxian Mine, Yizhang, Hunan Province, China, 6 x 3.5 x 3 cm, Miniature | |
Here is a specimen from China with flattened rhombs of Calcite on Quartz. There are also several darker octahedral crystals which a probably Scheelite but my fluorescent lamp is broken or ID would be easy. ex H Deisinger collection |