granite and basalt rock with tectosilicate curzo crystals in the center, on gray vintage wooden background

abstract agate alternative amethyst background basalt birthstone blue center closeup color colorful crystal crystals curzo decoration detail gem gemstone geological geology granite gray isolated jewellery jewelry macro magenta magical medicine mineral mystic natural nature pattern pebble pink precious purple quartz rock rough science semiprecious shine sparkle stone structural structure tectosilicate texture uruguay vintage white wooden