Mohs Phone Cases - iPhone and Android
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Description: A vivid fluorite crystal and a hardness test celebrate the Mohs scale. Clever geology humor for mineral collectors, rockhounds, earth science students and teachers.
My Hobby Has a Hardness Scale - Mohs Scale Geology Humor Phone Case
by sararts2you
$17 $23
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Welcome to Mohs!!! T-Shirt *Back Design/Front Pocket* Phone Case
by dabblersoutpost
$17 $23
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