• Kyodo


New hydrothermal mineral deposits have been discovered at the bottom of the sea 130 km northwest of Naha, Okinawa Prefecture, officials said.

A layer of hydrothermal mineral deposits found by the Japan Oil, Gas and Metals National Corp. exploration vessel Hakurei is believed to be large and filled with copper, lead, zinc and other minerals, the officials said Sunday. It may also contain rare metals.

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