Reddish-Black Manganotantalite Crystals
Reddish-Black Manganotantalite Crystals from Black Mountain, Rumford, Oxford County, Maine
Collection John Betts - Fine Minerals
Description Reddish-black Manganotantalite crystals up 4 mm in chain-like formation running though matrix at the joint between Muscovite and Albite. Good crystals of this rare mineral. Ex. R. D. O'Donnell collection #B-41.
Locality Black Mountain, Rumford, Oxford County, Maine
Dimensions 3.0 x 3.0 x 2.5 cm.
Specimen Grade B
Photograph © www.johnbetts-fineminerals.com - All Rights Reserved.

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