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Keystone Feldspar

Alternate Names: Keystone Spar

Description: Legacy potash feldspar

Oxide Analysis Formula
K2O 13.34% 0.80
Na2O 2.19% 0.20
Al2O3 19.86% 1.10
SiO2 64.61% 6.08
Oxide Weight 565.18
Formula Weight 565.18

Notes

Another formula we have is:
K2O 0.72
Na2O 0.25
CaO 0.03
Al2O3 1.05
SiO2 7.05

Related Information

Links

Materials Potash Feldspar
Typecodes Feldspar
The most common source of fluxes for high and medium temperature glazes and bodies.
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