Feldspar Custer

A standard potash spar used in clay and glaze formulas. Mined in Custer, South Dakota.

Feldspar Custer 1lb $1.89 USD
Feldspar Custer 5lbs $5.35 USD
Feldspar Custer 10lbs $9.40 USD
Feldspar Custer 50lbs $18.50 USD
More Images