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Wollastonite from
Grallagh, Clifden, Connemara, Galway County, Connacht, Ireland


Classification
Species:Wollastonite
Formula:Ca3(Si3O9)
Chemical Analyses:
Oxide wt%:
1
SiO251.41 %
TiO20.04 %
Al2O30.06 %
Fe2O30.28 %
MnO0.13 %
CaO45.50 %
Total:97.42 %
Empirical formulas:
1Ca2.97(Si3.00O9.00)
Sample references:
1 -
Ahmed-Said, Y., Leake, Bernard E. (1996) The conditions of metamorphism of a grossular—wollastonite vesuvianite skarn from the Omey Granite, Connemara, western Ireland, with special reference to the chemistry of vesuvianite. Mineralogical Magazine, 60 (401) 541-550 doi:10.1180/minmag.1996.060.401.01
Comments:Wollastonite, which sometimes replaced garnet,vesuvianite, diopside and calcite, is found as radial
aggregates with elongated crystals displaying simple twinning.
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Wollastonite data
Locality Data:Click here to view Grallagh, Clifden, Connemara, Galway County, Connacht, Ireland
Data Identifiers
Mindat Occurrence Record ID:1997619
Long-form Identifier:1:3:1997619:4
GUID (UUID V4):0
Nearest other occurrences of Wollastonite
1.3km (0.8 miles) ⓘBarnahallia, Connemara, Galway County, Connacht, Ireland
References
Ahmed-Said, Y., Leake, Bernard E. (1996) The conditions of metamorphism of a grossular—wollastonite vesuvianite skarn from the Omey Granite, Connemara, western Ireland, with special reference to the chemistry of vesuvianite. Mineralogical Magazine, 60 (401) 541-550 doi:10.1180/minmag.1996.060.401.01
 
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