Althausite Explained

Althausite
Category:	Phosphate minerals
Formula:	Mg2(PO4)(OH,F)
Imasymbol:	Ahs^[1]
Strunz:	8.BB.25
System:	Orthorhombic
Class:	Dipyramidal (mmm) H-M symbol: (2/m 2/m 2/m)
Symmetry:	Pnma
References:	^[2] ^[3] ^[4]

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.^{[5] [3] [6]}

Notes and References

1. Warr. L.N.. 2021. IMA–CNMNC approved mineral symbols. Mineralogical Magazine. 85. 3. 291–320. 10.1180/mgm.2021.43. 2021MinM...85..291W. 235729616. free.
2. Web site: Mineralienatlas - Fossilienatlas.
3. http://www.mindat.org/min-148.html Mindat
4. http://webmineral.com/data/Althausite.shtml Webmineral data
5. Raade G. and Tysseland M. 1975: Althausite, a new mineral from Modum, Norway. Lithos, 8, 215-219
6. http://www.handbookofmineralogy.org/pdfs/althausite.pdf Handbook of Mineralogy