Gummite Ore from Ruggles Mine, New Hampshire
Ruggles Mine, New Hampshire
Block of Feldspar with three great bright colors of radioactives! Gummite is a rare radioactive mineral, a mixture of uranium minerals, oxides, silicates, hydrates and hydrous oxides of uranium, derived from the alteration of uraninite.
2.7 x 2.1 x 2.1 cm
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