owl  

ATHENA

MINERALOGY

mlevy

Mineral:BANNISTERITE
Formula:KCa(Mn,Fe2+,Zn)21(Si,Al)32O76(OH)16 · 12H2O
Crystal System:Monoclinic
Strunz Nr:8/H.17-10
Group:Smectite group
References:NJMA 164 (1992), 169; HB2/1 (1995)
Type Locality:Benallt mine, Rhiw, Lleyn Peninsula, Caernavonshire (Gwynedd), Wales, United Kingdom

mlevy

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

mlevy

Send comments on page to mail pp

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