#MineralMonday
— micROCKScopica (@micROCKScopica) March 26, 2018
Arch of Calcite in a veinlet from a fossiliferous limestone (italian Prealps)#rocks #geology #fossils #science #crystals pic.twitter.com/QrWHXUJkdF
via Twitter https://twitter.com/micROCKScopica
March 27, 2018 at 01:06AM
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