20hhgd.r ((CALCITE, GOETHITE)), $10 MINIMUM BID, Tsumeb Mine, Tsumeb, Namibia, 5 x 3 x 2 cm, Miniature | |
Rhombs of white Calcite on dark brown Goethite contrasting matrix coating. Other side is covered with the white Calcite rhombs. ex Glenn Davidson collection. ex Astro Gallery specimen |