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IPFS News Link • Geology

Drones Support Prospecting

• arclein
He and his team also do geophysical surveys of the area — they string out a 420-metre cable over an area that soil sampling has already indicated may have potential. The cable has electrodes spaced out every five metres that send electrical currents about 90 metres down into the ground and can show faults or cracks that may contain gold.

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