rough red ruby crystal. natural gemstone for jewetry. the concept of geology or mineralogy.

red ruby garnet quartz rubellite crystal crystalline gemstone raw druze druse gem mineralogy jewel jewelry mineral luxury shiny sparkling treasure various shape abstract bijouterie design glass glistening macro transparent geology closeup gemology nature precious background translucent backdrop structure semiprecious valuable specimen cluster stone unprocessed glossy silica grossular illustration rough natural for jewetry concept cover card postcard interior banner poster brochure presentation crystal jewetry mineralogy