a transparent crystal of quartz or rock crystal in a druze. geology or mineralogy. for banner, poster, cover,

quartz rock crystal crystalline transparent gem mineralogy geology mineral gemstone raw druze translucent druse jewel jewelry luxury shiny sparkling treasure various shape abstract bijouterie design glass glistening macro closeup gemology nature glossy precious background backdrop structure semiprecious valuable silica grossular stone clear cluster clarity plastic illustration for banner poster cover brochure presentation druze mineralogy presentation