owl  

ATHENA

MINERALOGY

mlevy

Mineral:STURMANITE
Formula:Ca6(Fe3+,Al,Mn2+)2(SO4)2[B(OH)4](OH)12 · 25H2O
Crystal System:Hexagonal
Strunz Nr:6/D.13-50
Group:Ettringite group
References:CM 21 (1983), 705; HB5 (2003)
Type Locality:Kuruman, Cape Province, South Africa

mlevy

[Mineral Search]     [Abbreviations]     [Pictures]     [Athena]

mlevy

Send comments on page to mail pp

Copyright © 1986, 1994, 2018 ATHENA - Pierre Perroud. All Rights Reserved.