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Petscheckite
Type Locality
Antsakoa I pegmatite, Berere Pegmatite Field, Tsaratanàna District, Betsiboka Region, Mahajanga Province (Majunga), Madagascar
Mineral Data
UFe(Nb,Ta)
2
O
8
Strunz:
4.DH.35
Physical Properties
Colour:
Black
Hardness:
5.0
