20hhgd.is ((GALENA SPINEL TWINNED, SPHALERITE, CALCITE)), $35 MINIMUM BID, Dalnegorsk, Primorskiy Dray, Russia, 9.5 x 5 x 5 cm, Cabinet | |
Multiple spinel twinned Galena crystals with Sphalerite and Calcite on the back side. ex Glenn Davidson collection. |