Ground or pecked stone tools include hammerstones, anvils, cobble manos, metates, and a possible net sinker. |
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There are also cave paintings in Pinturas River in Argentina, especially the Cueva de las Manos. |
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Manos are hand stones used in conjunction with metates for grinding corn or grain. |
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The Cueva de las Manos is a famous site in Santa Cruz, Argentina. |
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