Adrian Griffin, a 63-year-old Perth geologist and metallurgist, has been investigating the potential of "lesser known" lithium minerals for more than two decades.
On Thursday afternoon Lithium Australia, the company he formed three years ago, said it had demonstrated commercially viable extraction of lithium bicarbonate from "waste" minerals of tin and tantalum mining.
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Ben Potter writes on energy, climate change and innovation, and has been Washington correspondent, opinion editor and companies editor. Connect with Ben on Twitter. Email Ben at bpotter@afr.com
