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
#grape agate#crystal#mineral#chalcedony