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Nioboixiolite-(Mn2+)

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GFM1022839

Nioboixiolite-(Mn2+)

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Description
Locality: 
Tsaramanga Pegmatite, Mahaiza, Betafo, Vakinankaratra, Madagascar
Class: 
Crystal Group/Cluster
Size Range: 
Thumbnail (1-3cm)
Size: 
2.5 × 2 × 1.5 cm
Description

Pretty crystal clusters of deep dark brown long-prismatic crystals of 2 cm, together with yellow glassy Tantitite and beige Zircon. Outstandingly good display specimens of the new, very rare Niobium-Manganese Oxide.

Mineral Data
What's on the rock