Medium to large #1 graded and cleaned Heated Arkansas Novaculite stone spalls. Sold by the pound (1-2 pieces per lb). 

Small to medium #1 graded and cleaned Heated Arkansas Novaculite stone. These small spalls and flakes are sold by the pound (3-5 pieces per lb).

Medium to large #1 graded and cleaned Texas Georgetown Flint in easy to work spalls. Some of the finest Georgetown we have had the pleasure of offering. This material does not require heat treatment. Sold by the pound (1-2 pieces per lb).

Small to medium spalls and flakes of #1 graded and cleaned Georgetown Flint. Some of the finest Georgetown we have had the pleasure of offering. This material does not require heat treatment. Sold by the pound (3-5 pieces per lb).

Medium to large #1 graded and cleaned Heated Keokuk Chert spalls. Sold by the pound (1-2 pieces per lb).

Medium to large spalls of #1 graded and cleaned black volcanic glass. Famous for it's consistancy. Sold by the pound (1-2 pieces per lb).

Medium to large spalls of #1 graded and cleaned volcanic glass with unique wood-like colorful streaks of brown/dark red and black. Sold by the pound (1-2 pieces per lb).

Small to medium spalls and flakes of #1 graded and cleaned volcanic glass with unique wood-like colorful streaks of brown/dark red and black. Sold by the pound (3-5 pieces per lb).

Considerably less glass-like than Obsidian, these medium to large Dacite spalls are an all around great volcanic flintknapping stone. Sold by the pound (1-2 pieces per lb).

Mix of two of the most popular types of volcanic flint knapping stone. These small spalls and flakes of Obsidian and Dacite are sold by the pound (3-5 pieces per lb).

Graded for beginners and our own kit material, these small spalls and flakes range from 2-4 inches in length. Mix may include: heated keokuk chert, Georgetown flint, heat treated novaculite, obsidian, and/or dacite. Sold by the pound (3-5 pieces per lb).

These small, super thin Novaculite and Keokuk flakes are graded specifically for pressure flaking practice. 1-2 inch heat treated flakes. Sold by the pound.

Uncleaned heat treated Keokuk chert spalls straight out of the kiln. The chert at this stage has not been cleaned of waste like our #1 graded spalls. Large variety of sizes and some odd shapes; uncleaned rock will have some waste. Great practice material for beginners and advanced knappers. Sold in 5lb lots.

Cleaned of visible waste and checked to be good stone, these mostly-raw nodules are great for knapping large daggers, spearpoints, knife blades, or spalling down to make multiple points. This material does not require heat treatment. Sold in 10 lb lots.