#geologyworld — Public Fediverse posts
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#Calcite on #limestone _ Elmwood mine, Tennessee, #USA _ are certainly among the best calcites in the world.
The largest crystal measures 100mm.
By #GeologyWORLD Antonia Miglioli
#Geology #GeologyPage #Nature #Minerals #Crystals #Gems #Nature #NatureLovers #NaturePhotography #Photographer #RockPorn