Pioneer Feldspar

Oxide	Analysis	Formula	Tolerance
SiO2	65.40%	6.28	0.35
Al2O3	18.70%	1.06	0.15
K2O	12.00%	0.73	0.4
Na2O	2.85%	0.27	.35
Fe2O3	0.04%	-	0.01
LOI	0.35%	n/a
Oxide Weight		571.02
Formula Weight		573.03

Mined in Western Australia at the Sinclair Mine.

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From Sinclair Mine, Western Australia

By Tony Hansen
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