13bttjt ((JAROSITE, GOETHITE pseudo after BARITE)), $30 MINIMUM BID, Colorado No. 1 Mine, Tintic District, Utah, 12 x 9 x 9 cm, Cabinet, | |
Here is a fine combination from Utah's Tintic District. Brown crystals of Jarosite and black Goethite after Barite bladed crystals. |