Ehuedral pale green pyroxene crystal (basal section) set in a fine-grained feldspar-rich groundmass in basalt from vulcano Island, Italy. PPL Image, 2x (Fov 7 mm) #pyroxene #vulcano #thinSectionThursday #alexstrekeisen https://t.co/nyd3cUy4q0
— Alexstrekeisen (@alexstrekeisen) Mar 17, 2022
via Twitter https://twitter.com/alexstrekeisen
March 18, 2022 at 12:13AM
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