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Phlogopite/Vermiculite interstratified mineral, Vermiculite/Phlogopite interstratified mineral

Trioctahedral random interstratified mineral of phlogopite with vermiculite. The 1:1 regular type is hydrobiotite.

Year of discovery: 2006 (Japan)

Locality list: A locality of Phlogopite/Vermiculite interstratified mineral