The survey follows earlier findings by Tokyo University professor Yasuhiro Kato, who took mud samples from the area in July last year. Kato has told media sources that he estimates that the deposit, located 5,600 meters beneath the seabed, could host enough dysprosium — used in lasers and commercial lighting — to satisfy Japanese domestic demand for the next 400 years.Finding large-scale proven reserves inside Japan's exclusive economic zone would be a significant boost to Japanese industry, which currently relies primarily on REE imports from China.
US Department Of Energy Shifts Focus To Rare Earths
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