Hoelite

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Hoelite is a mineral, discovered in 1922 at Mt. Pyramide, Spitsbergen, Norway and named after Norwegian geologist Adolf Hoel (1879–1964). Its chemical formula is C14H8O2 (9,10-anthraquinone). It is a very rare organic mineral which occurs in coal fire environments in association with sal ammoniac and native sulfur.

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