Category Phosphate minerals Strunz classification 8.BB.25 Space group Pnma | Formula(repeating unit) Mg2(PO4)(OH,F) Crystal system Orthorhombic | |
 | ||
Crystal class Dipyramidal (mmm)H-M symbol: (2/m 2/m 2/m) | ||
Althausite is a relatively simple magnesium phosphate mineral with formula Mg2(PO4)(OH,F). It is very rare. Original occurrences are magnesite deposits among serpentinites. It is named after Egon Althaus (born 1933), a mineralogist at the University of Karlsruhe, Germany.
References
Althausite Wikipedia(Text) CC BY-SA