20jjuu.is ((PYROXMANGITE, GALENA)), $30 MINIMUM BID, Sunnyside Mine group, Bonita Peak, Gladstone, Eureka Mining District, San Juan Co., Colorado, USA, 8 x 6.5 x 6 cm, Cabinet | |
Sunnyside Mine is one of the Colorado mines with world class Rhodochrosite. It was also well known for its massive Rhodonite, but the Rhodonite turned out to be the rarer Manganese Silicate, Pyroxmangite. This specimen has some associated small Galena crystals . ex University of Utah specimen |