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Mindat Auctions
Ferrogedrite-Gedrite Series
Schisshyttan, Västra Silvberg, Ludvika, Dalarna, Sweden
© Jorge M. Alves
System:
Orthorhombic
Series Formula:
☐[Fe
2+
2
][Fe
2+
3
Al
2
][(OH)
2
|Al
2
Si
6
O
22
]
-
☐[Mg
2
][Mg
3
Al
2
][(OH)
2
|Al
2
Si
6
O
22
]
A series between
Ferrogedrite
and
Gedrite
Classification of Ferrogedrite-Gedrite Series
mindat.org URL:
http://www.mindat.org/min-8963.html
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Crystallography of Ferrogedrite-Gedrite Series
Crystal System:
Orthorhombic
Other Information
Health Warning:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.
References for Ferrogedrite-Gedrite Series
Reference List:
Hawthorne, Frank C., and Roberta Oberti (2006), On the classification of amphiboles: Canadian Mineralogist:
44(1): 1-21.
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