Natural Minerals Group

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

# AS5660-AB

Element	Wt %	Oxide	Wt %
O	39.53
Mg	0.03	MgO	0.05
Al	3.54	Al₂O₃	6.68
Si	16.94	SiO₂	36.23
Ca	24.94	CaO	34.89
Ti	0.95	TiO₂	1.58
V	0.20	V₂O₅	0.29
Cr	13.02	Cr₂O₃	19.03
Fe	0.87	Fe₂O₃	1.24

Sum	100.0	Sum	100.0

Loose crystal of Uvarovite

Polished uvarovite in custom standard

From Siberia

Name	Description	SPI #	Each
Uvarovite	SPI Supplies® Individual Mounted Microanalysis Standard Item	AS5660-AB	$
Uvarovite	SPI Supplies® Individual Loose Microanalysis Standard Item	AS5665-AB	$

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