tumbled close-up snowflake black with light grey spots crystal

food jewellery art produce rock iron leaf plant black fruit flower circle organ sculpture invertebrate bead hand tumbled close-up snowflake light grey spots obsidian crystal stone isolated leather background beautiful white closeup crisobalite cristobalite decoration flowering gem gemmology gemological gemstone geological glass gray igneous rocks macro mahagony mineral mineralogical mineralogy natural nature pattern shiny side view silicate snow specimen spherulitic surface tektite volcanic volcano crysta