20hhgh.is ((GALENA, SPHALERITE, CHALCOPYRITE)), $30 MINIMUM BID, Galena, Picher Field, Cherokee Co., Kansas, USA, 7 x 4 x 2.5 cm , Cabinet, | |
Galena and Sphalerite on Chert with two generations of Galena. The primary Galena is cubic and the overgrowth of second generation Galena is octahedral. ex Glenn Davidson collection. |