21hhdw.is ((FLUORAPATITE, BIOTITE)), $40 MINIMUM BID, Slyudyanka, Lake Baikal area, Irkutsk Oblast, Russia, 4 x 2.5 x 2.5 cm, Miniature | |
Greenish blue Fluorapatire crystals to 4 cm with a melted look typical of the Russian and Canadian Fluorapatite crystals while the Canadian are a brownish green in color. Associated minor Biotite. ex Dana Wilson MD collection. |