20hhgd.r ((MAGNESITE, QUARTZ, GOETHITE)), $10 MINIMUM BID, Brumado, Bahia, Brazil, 3.5 x 2.5 x 1 cm, Miniature | |
Colorless transparent rhomb of Magnesite attached to a terminated Quartz crystal covered with small spherical bumps of Goethite. ex Glenn Davidson collection. ex Lavinsky Mineral Auctions |