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Withamite from
Unnamed pegmatite, Herefoss, Birkenes, Agder, Norway


Locality type:Pegmatite
Classification
Species:Epidote var: Withamite
Formula:{Ca2}{Al2(Fe3+,Mn)}(Si2O7)(SiO4)O(OH)
Comments:Morton and Carter state that "we suggest that the red epidote from Herefoss (0. 50 wt. per cent MnO + Mn203) may be withamite.
Confirmation
Validity:Unconfirmed/Questioned
Data
Mineral Data:Click here to view Withamite data
Locality Data:Click here to view Unnamed pegmatite, Herefoss, Birkenes, Agder, Norway
Data Identifiers
Mindat Occurrence Record ID:1586540
Long-form Identifier:1:3:1586540:1
GUID (UUID V4):0
References
Morton, Roger D.; Carter, Neville L. (1963) Contributions to the mineralogy of Norway. No. 21. On the occurrence of Mn-poor piemonite and withamite in Norway. Norsk Geologisk Tidsskrift [Norwegian Journal of Geology], 43 (4). 445-455
 
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