21hhdw.is ((CALCITE, PLATTNERITE, HEMIMOPHITE)), $20 MINIMUM BID, Hidden Treasure Mine, Tooele County, Utah, 6 x 3 x 2 cm, Miniature | |
This specimen is a uncommon to rarer occurance of Calcite with a totally different look or form than 99.9 percent of the Calcite specimen from this mine. The black is microscopic Plattnerite crystals on colorless Hemimorphite crystals are invisible under the Plattnerite unless you know they are there. ex Dana Wilson MD collection 906 |