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Poughite
Year of discovery: 1968 (Moctezuma mine (Bambolla mine), Mexico), 1990 (Japan)
Locality list: 2 localities of poughite
- Fe2(TeO3)2SO4,3H2O
- [Fe3+2][SO4|(TeO3)2]6-,3H2O
- Color: Yellow, Yellowish brown, Yellowish green
- Streak: Pale yellow
- Luster: Vitreous
- Diaphaneity: Translucent
- Cleavage: Perfect on {010} (1 plane), Good on {101} (2 planes)
- Hardness: 2.5
- Density: 3.8
- System: Orthorhombic
- Group: mmm, Pmnb
- Lattice: a=9.7, b=14.2, c=7.9