macro tumbled green and orange unakite jasper chalcedony crystal

green art jewellery produce food leaf rock plant bead flower gemstone circle glass fruit vegetable organ sculpture macro tumbled orange unakite jasper chalcedony crystal stone isolated gray background brown close close-up closeup color gem gemological gemology geology mineral mineralogical mineralogy natural nature opaque pebble polished quartz sample semi-precious semiprecious shiny tumble silica silicate specimen spot unakit unakyte