Day 22 of #IStayHome and #rocksathome.
— micROCKScopica (@micROCKScopica) April 4, 2020
This is a really tiny piece (a few hundred µm) of Lake Superior #Agate.
Have a nice #weekend!#crystals #microscopy #geology #rocks #minerals #gemstones #photography #science #art #sciart #scicomm pic.twitter.com/1fRMYC0eH9
via Twitter https://twitter.com/micROCKScopica
April 04, 2020 at 07:32PM
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