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Wodginite

Year of discovery: 1963 (Wodgina mine, Australia, Tanco mine (Bernic Lake mine), Canada), 1987 (Japan)

Locality list: A locality of wodginite

• MnSnTa₂O₈
• Mn(Sn,Ta)(Ta,Nb)₂O₈
• [Mn²⁺][Sn⁴⁺][(TaO₄)₂]^6-

• Class: Wodginite group
• Class: Tantalate

• Mn => Fe: Ferrowodginite

• Sn => Ti: Titanowodginite

• MnSn => Bi₂: Bismutotantalite
• MnSn => Sb₂: Stibiotantalite
• MnSn => Y₂: Yttrotantalite-(Y), Formanite-(Y), Iwashiroite-(Y), Takanawaite-(Y)

• Color: Reddish brown, Dark brown, Black
• Streak: Brown
• Luster: Sub-Metallic
• Diaphaneity: Opaque

• Cleavage: No
• Hardness: 5.5
• Density: 7.3

• System: Monoclinic
• Group: 2/m, C2/c
• Lattice: a=9.5, b=11.5, c=5.1, β=91.3