Natural Minerals Group

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

# AS5560-AB



ElementWt % OxideWt %
O 38.51
Mg 0.12MgO 0.20
Al 3.70Al2O3 6.98
Si 16.00SiO2 34.23
Ca 23.59CaO 33.01
Ti 0.14TiO2 0.23
Mn 0.39MnO 0.50
Fe 1.72FeO 2.22
Fe 15.82Fe2O3 22.62

Sum100.0 Sum100.0

Loose crystals of Andradite

Andradite crystal mounted and polished
Andradite is a garnet with the ideal end-member formula Ca3Fe3+2Si3O12 but several other rock-forming elements may be present, as the composition of this one shows. Locality: Marmora, Ontario, Canada

Name Description SPI # Each
Andradite SPI SuppliesŪ Individual Mounted Microanalysis Standard Item AS5560-AB $
Andradite SPI SuppliesŪ Individual Loose Microanalysis Standard Item AS5565-AB $

To Ask a Question or Make a Comment

To Place an Order or Request a Quote

Return to:
© Copyright 1996 - . By Structure Probe, Inc.
Contacting SPI Supplies and Structure Probe, Inc.
All rights reserved.
All trademarks and trade names are the property of their respective owners.

Worldwide Distributors, Representatives, and Agents