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Titanium

May 25, 2017
A sample pure iron oxide (left) and titanium dioxide refined from raw ilmenite from the Iron Range. The two substances are pigments widely used in many industries. NRRI developed a hydrometallurgical process that will allow titanium dioxide to be refined from local sources. (Clint Austin / caustin@duluthnews.com)
Titanium pilot project on Range dubbed success
May 25, 2017 - 5:24pm