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SPI Supplies Individual Microanalysis Standard, Andradite (Canada) Mounted
SPI Supplies Individual Microanalysis Standard, Andradite (Canada) Mounted
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SPI Supplies Individual Microanalysis Standard, Andradite (Canada) Mounted

Item Number AS5560-AB
Availability Contact for Availability
Price  $178.60

SPI Supplies Individual Microanalysis Standard, Andradite (Canada) Mounted

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

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


Sum 100.0 Sum 100.0