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Woodhouseite
Year of discovery: 1937 (Champion mine (White Mountain mine, Jeffrey mine), USA), 1985 (Japan)
Locality list: 12 localities of woodhouseite
- CaAl3(PO4)(SO4)(OH)6
- [Ca2+][Al3+3][(OH)6|SO4|PO4]11-
- (PO4)(SO4) => (AsO4)(HAsO4): Arsenocrandallite
- Color: Colorless, Pink
- Streak: White
- Luster: Vitreous
- Diaphaneity: Transparent-Translucent
- Cleavage: Perfect on {0001} (1 plane)
- Hardness: 4.5
- Density: 3.0
- System: Trigonal
- Group: (-3)m, R(-3)m
- Lattice: a=7.0, c=16.4