Description
Crystalline minerals made up of mainly alkaline silicates. Used extensively in both clay and glaze formulation. A standard potash spar used in clay and glaze formulas. Mined in Custer, South Dakota.
Custer Feldspar
$2.50
Additional information
| Weight | 1.00 lbs |
|---|---|
| Dimensions | 12 × 12 × 12 in |
| Size | LB |
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