macro natural green blue cuprian adamite crystal

jewellery green blue art bead gemstone aqua turquoise azure necklace flower purple petal glass leaf chain circle earrings macro natural cuprian adamite crystal stone isolated dark grey background surface abstract carbonate close close-up closeup color copper cuproadamite detail freeform gem gemmology gemology geological geology greece gray mineral mineralogy minerals mining precious quartz raw rock semiprecious shine shiny specimen stones structure texture textured uncut zinc zincolivenite