abrading stone


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Noun1.abrading stone - a primitive stone artifact (usually made of sandstone) used as an abraderabrading stone - a primitive stone artifact (usually made of sandstone) used as an abrader
abrader, abradant - a tool or machine used for wearing down or smoothing or polishing
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A basic aboriginal flintknapper's toolkit included hammer stones and antler billets (made from the heavy basal portion of an antler) for percussion flaking, abrading stones for grinding edges, and antler tines for pressure flaking.
Producing these weapons was very labor-intensive and time-consuming, and required rubbing the pieces of bone against gritty blocks of sandstone, known as abrading stones.