Montroseite on Sandstone

$40.00
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This is a sample of the vanadium mineral montroseite from the Hecla Shaft mine of Utah. It is mixed with carnotite making it mildly radioactive at 4,000 CPM on Ludlum Model 3 with 44-9 probe.

This is a sample of the vanadium mineral montroseite from the Hecla Shaft mine of Utah. It is mixed with carnotite making it mildly radioactive at 4,000 CPM on Ludlum Model 3 with 44-9 probe.

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