slice of natural stone

abstract adornment agate ancient background backside banded beauty black bright carnelian chalcedony clear cleft close closeup collection color colorful concentric crystal decoration decorative descriptive design detail diaphanous effect euphotic form formed from gem gemstone geologic geology glisten glitter glossy illumination isolated jewel jewelry light line lines macro material miner mineral mining natural nature object onyx orange ornate part pattern photic precious quartz rock section semiprecious shiny slice split stone structure texture textured translucent transparent wealth yellow