9jmcait ((JOHANNITE, CHALCANTHITE, ANDERSONITE)), RADIOACTIVE, $25 MINIMUM BID, Red Canyon, White Canyon District, San Juan County, Utah, 5 x 4 x 1 cm, Miniature | |
Green to yellow Johannite crystals with blue crystals of Chalcanthite. The specimen is also fluorescent from Andersonite dispersed within the sandstone matrix. |