Caseyite?
Gray Daun Mine, La Sal Creek Mining District, San Juan County, Utah, USA
Orange puffballs composed of acicular orange crystals of a caseyite like mineral on a matrix of primary black uraninite, corvusite, and montroseite. Collected August 27, 2022. Similar material has been analyzed, but more conclusive analysis needs to be done to confirm whether or not the orange mineral is caseyite.
Radioactivity reads 20,000cpm or ...
© Alex Earl 2023