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Okayamalite from
Arendal Iron Mines, Arendal, Agder, Norway


Locality type:Mine
Classification
Species:Okayamalite
Formula:Ca2B[BSiO7]
Comments:Second known occurrence of the mineral.
Okayamalite probably was formed by a desilication-dehydroxylation process of the associated datolite.
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Okayamalite data
Locality Data:Click here to view Arendal Iron Mines, Arendal, Agder, Norway
Data Identifiers
Mindat Occurrence Record ID:720014
Long-form Identifier:1:3:720014:4
GUID (UUID V4):0
References
Olmi, F., Viti, C., Bindi, L., Bonazzi, P., Menchetti, S. (2000) Second occurrence of okayamalite, Ca2SiB2O7: chemical and TEM characterization. American Mineralogist, 85 (10) 1508-1511 doi:10.2138/am-2000-1022
Giuli, G., Bindi, L., Bonazzi, P. (2000) Rietveld refinement of okayamalite, Ca2SiB2O7: Structural evidence for the B/Si ordered distribution. American Mineralogist, 85 (10) 1512-1515 doi:10.2138/am-2000-1023
 
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