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2026-06-06 14:05:18 UTC

Claudia Zahn on Nostr: #QUARTZ var. #chalcedony. Mamuju Area, Sulawesi Barat Province, Sulawesi, #indonesia ...

#QUARTZ var. #chalcedony. Mamuju Area, Sulawesi Barat Province, Sulawesi, #indonesia Individual crystals are 5mm. Specimen is 49mm x 25mm.
By #GeologicalWondersToo / Ed Middlebrook
#Geology #GeologyPage #Nature #Minerals #Crystals #Gems #NatureLovers #NaturePhotography #Photographer #RockPorn