| AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Maine > Tantalite-(Mn) |
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| DESCRIPTION: | No. 15964 |
| Mineral: | Tantalite-(Mn) |
| Locality: | Black Mountain, Rumford, Oxford County, Maine |
| 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 |
| Overall Size: | 3x3x2.5 cm |
| Crystals: | 1-4 mm |
| Archived: | For reference only |
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