Custer Feldspar is a spar used extensively in both clay and glaze formulas. It can function as a flux or as a refractory depending upon formula and firing temperature.
One full bag is 50 pounds. Smaller quantities available.
Click on Quantity Discounts for full-bag and quantity discounts.
- We reserve the right to change pricing without notice due to current market conditions.
- The price listed is the maximum per pound price.
- Discounts not shown at Checkout. Our staff will enter the discounts after receiving your order and before billing.
- Please select or type in the number of pounds you would like to order.