Rock by the Box

These domestic USPS flat rate boxes are packed full of different types of flintknapping stone. This is sometimes the most economical ways to purchase stone in quantities above 10 lbs, but not always. If you are not sure on where to begin, please visit our Flint Knapping Buyer's Guide for tips on tool selection and stone purchasing. You may also feel free to Contact Us with any questions.

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Flintknapping Spalls Mix - Medium Flat Rate Box - Free Shipping Medium USPS Flat Rate box packed with 12 pounds of our #1 graded and cleaned 3-6 inch Flint knapping Spalls Mix (Heat Treated Keokuk, Georgetown Flint, Mahogany Obsidian, Black Obsidian,...
View full details $85.00

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Flintknapping Spalls Mix - Large Flat Rate Box - Free Shipping Large USPS Flat Rate box packed with 20 pounds of our #1 graded and cleaned 3-6 inch Flint knapping Spalls Mix (Heat Treated Keokuk, Georgetown Flint, Mahogany Obsidian, Black Obsidian,...
View full details $127.00

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Cleaned Georgetown Nodules - Medium Flat Rate Box - Free Shipping Medium USPS Flat Rate box packed with 12 pounds of our 5-9+ inch cleaned and checked raw Georgetown Flint nodules. Box price includes shipping within the domestic United States. These raw...
View full details $82.00

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Cleaned Georgetown Nodules - Large Flat Rate Box - Free Shipping Large USPS Flat Rate box packed with 20 pounds of our 5-9+ inch cleaned and checked raw Georgetown Flint nodules. Box price includes shipping within the domestic United States. These raw Georgetown...
View full details $125.00

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Cleaned Small Georgetown Nodules - Medium Flat Rate Box - Free Shipping Medium USPS Flat Rate box packed with 12 pounds of our 4"-6" inch cleaned and checked SMALL Georgetown Flint nodules. Box price includes shipping within the domestic United States. These...
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Cleaned Small Georgetown Nodules - Large Flat Rate Box - Free Shipping Large USPS Flat Rate box packed with 20 pounds of our 4"-6" inch cleaned and checked SMALL Georgetown Flint nodules. Box price includes shipping within the domestic United States. These smaller cleaned...
View full details Coming Soon
Heated Keokuk Spalls - Medium Flat Rate Box - Free Shipping Medium USPS Flat Rate box packed with 12 pounds of our #1 graded and cleaned 3-6 inch heat treated Keokuk Spalls. Box price includes shipping within the domestic United States....
View full details $90.00

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Heated Keokuk Spalls - Large Flat Rate Box - Free Shipping Large USPS Flat Rate box packed with 20 pounds of our #1 graded and cleaned 3-6 inch heat treated Keokuk Spalls. Box price includes shipping within the domestic United States....
View full details $135.00

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Black Obsidian Spalls - Medium Flat Rate Box - Free Shipping Medium USPS Flat Rate box packed with 12 pounds of our #1 graded and cleaned 3-6 inch Black Obsidian Spalls. Box price includes shipping within the domestic United States. Our cleaned...
View full details $87.00

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Black Obsidian Spalls - Large Flat Rate Box - Free Shipping Large USPS Flat Rate box packed with 20 pounds of our #1 graded and cleaned 3-6 inch Black Obsidian Spalls. Box price includes shipping within the domestic United States. Our cleaned and graded...
View full details $127.00

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Mahogany Obsidian Spalls - Medium Flat Rate Box - Free Shipping Medium USPS Flat Rate box packed with 12 pounds of our #1 graded and cleaned 3-6 inch Mahogany Obsidian Spalls with unique wood-like colorful streaks of brown/dark red and black....
View full details $90.00

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Mahogany Obsidian Spalls - Large Flat Rate Box - Free Shipping Large USPS Flat Rate box packed with 20 pounds of our #1 graded and cleaned 3-6 inch Mahogany Obsidian Spalls with unique wood-like colorful streaks of brown/dark red and black. Box price...
View full details $135.00

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Georgetown Flint Spalls - Medium Flat Rate Box - Free Shipping Medium USPS Flat Rate box packed with 12 pounds of our #1 graded and cleaned 3-6 inch Georgetown Flint Spalls. Box price includes shipping within the domestic United States. Our #1...
View full details Coming Soon
Georgetown Flint Spalls - Large Flat Rate Box - Free Shipping Large USPS Flat Rate box packed with 20 pounds of our #1 graded and cleaned 3-6 inch Georgetown Flint Spalls. Box price includes shipping within the domestic United States. Our #1...
View full details Coming Soon
Small Spalls and Flakes Mix - Medium Flat Rate Box - Free Shipping Graded for small blade and point makers, beginners, and for our own kit material, these small spalls and flakes range from 2-4 inches in length and include a mix of keokuk...
View full details $82.00

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Small Spalls and Flakes Mix - Large Flat Rate Box - Free Shipping Graded for small blade and point makers, beginners, and for our own kit material, these small spalls and flakes range from 2-4 inches in length and include a mix of keokuk...
View full details $125.00

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Oversize 6+ inch Spalls - Large Flat Rate Box - Free Shipping Limited time offer for rare oversize material while supplies last. Large USPS Flat Rate box packed with 20 pounds of our #1 graded and cleaned 6+ inch 'extra-large' spalls. Box price includes shipping within...
View full details from $180.00

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Obs/Dacite Chips and Chunks - Medium Flat Rate Box - Free Shipping Medium USPS Flat Rate box packed SOLID with 15-18 lbs of small, thick, and/or odd shaped pieces of Obsidian and Dacite. Great for getting a lot of experience without the high cost of 'Grade...
View full details ~~$50.00~~ $40.00

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SALE
Georgetown Flint Chips and Chunks - Medium Flat Rate Box - Free Shipping Medium USPS Flat Rate box packed SOLID with 15 to 18 lbs of challenging small, thick, and/or odd shaped pieces of raw Georgetown Flint. These are cleaning flakes and awkward...
View full details ~~$60.00~~ $50.00

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SALE