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Custer Feldspar
ID: custer-feldspar
Description
Potassium-based feldspathic mineral.
Chemical Analysis
Oxide
Analysis
Formula
Tolerance
cao
0.30%
0.03
-
k2o
10.00%
0.66
-
na2o
3.00%
0.30
-
al2o3
17.00%
1.04
-
sio2
68.50%
7.13
-
fe2o3
0.10%
0.00
-
Oxide Weight
618.54
Formula Weight
620.40
Alternate Names
Custer Spar