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Ferro-akermanite

Formula:
Ca
 
2
FeSi
 
2
O
 
7
This page provides mineralogical data about Ferro-akermanite.

Classification of Ferro-akermanite

Hey's CIM Ref.:14.22.3

14 : Silicates not Containing Aluminum
22 : Silicates of Fe and Ca
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Chemical Properties of Ferro-akermanite

Formula:
Ca
 
2
FeSi
 
2
O
 
7
Essential elements:Ca, Fe, O, Si
All elements listed in formula:Ca, Fe, O, Si

Relationship of Ferro-akermanite to other Species

Related Minerals - Hey's Index Grouping:

- +
14.22.1Hedenbergite
CaFe
2+
 
[Si
 
2
O
 
6
]
14.22.2Pyroxferroite
(Fe,Mn,Ca)SiO
 
3
14.22.4Kirschsteinite
CaFe
2+
 
[SiO
 
4
]
14.22.5Tungusite
Ca
 
4
Fe
 
2
Si
 
6
O
 
15
(OH)
 
6
14.22.6Ferro-Actinolite
☐[Ca
 
2
][(Fe
2+
 
,Mg)
 
5
][(OH)
 
2
|Si
 
8
O
 
22
]
14.22.7Ilvaite
CaFe
2+
2
Fe
3+
 
[O|OH|Si
 
2
O
 
7
]
14.22.8Julgoldite-(Fe2+)
Ca
 
2
(Fe
2+
 
,Mg)(Fe
3+
 
,Al)
 
2
[(OH)
 
2
|SiO
 
4
|Si
 
2
O
 
7
] · H
 
2
O
14.22.9Andradite
Ca
 
3
Fe
3+
2
[SiO
 
4
]
 
3

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.

Internet Links for Ferro-akermanite

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    Localities for Ferro-akermanite

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    The map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the symbol to view information about a locality. The symbol next to localities in the list can be used to jump to that position on the map.
    (TL) indicates type locality. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.
    South Africa
     
    • Northern Cape Province
      • Kalahari manganese fields
        • Hotazel
    		Minerals of South Africa
    Mineral and/or Locality
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    Copyright © Jolyon Ralph and Ida Chau 1993-2009. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them.Further information contact the Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of hundreds of members and supporters. If you would like to add information to improve the quality of our database, then click here to register. Current server date and time: 15th Nov 2009 11:09:38