rockon-ro:BOTRYOIDAL CHALCEDONY (aka Grape Agate) (Silicon Dioxide) from Manakarra Beach, Mamuju, Su
rockon-ro:BOTRYOIDAL CHALCEDONY (aka Grape Agate) (Silicon Dioxide) from Manakarra Beach, Mamuju, Sulawesi, Indonesia. -- source link
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#grape agate#crystal#mineral#chalcedony