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Live Science on MSN
Homo erectus' tools include geodes and fossils, possibly as a way to connect with the cosmos
Homo erectus may have deliberately selected rocks embedded with fossils and crystals to craft their hand axes.
The geological history that led to the formation of giant crystals and a 36-foot geode has been revealed by scientists. By looking at the abandoned mine where the geode of Pulpí was found, they were ...
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