Segelerite was discovered in 1974 in the Black Hills of South Dakota by an amateur mineralogist from
Segelerite was discovered in 1974 in the Black Hills of South Dakota by an amateur mineralogist from New York, Curt G. Segeler, after whom it is named. #science #nature #geology #minerals #rocks #infographic #earth #segelerite #southdakota #blackhills http://ift.tt/2BIj5So -- source link
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