Natural Minerals Group

From the standards library of SPI Supplies and the C. M. Taylor Company

# AS5210-AB



ElementWt % OxideWt %
O 45.84
Na 0.35Na2O 0.47
Al 8.93Al2O3 16.88
Si 30.23SiO2 64.67
K 13.25K2O 15.96
Fe 1.39Fe2O3 1.99

Sum100.0 Sum100.0

Orthoclase crystal fragments

Polished Orthoclase in 02753-AB mount
This is the famous high quality iron-bearing orthoclase from Madagascar
Click here for a mineralogical account of everything you might want to know about Orthoclase.

Name Description SPI # Each
Orthoclase SPI SuppliesŪ Individual Mounted Microanalysis Standard Item AS5210-AB $
Orthoclase SPI SuppliesŪ Individual Loose Microanalysis Standard Item AS5215-AB $

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