9hlnawis ((SMARSKITE Y)), RADIOACTIVE, $25 MINIMUM BID, McKinney Mine, Spruce Pine District, Mitchell County, North Carolina, 4 x 4 x 1.5 cm, Miniature, | |
Here is a rare specimen of Smarskite collected in the 1920's. Smarskite contains U, Th, and Y. ex Pequa Rare Minerals label. |