macro shooting of natural gemstone. raw mineral garnet andradite. object on a white background.

andradite background brown calcite closeup cobble collection crystal crystalline dark design druse druzy garnet gem gemmology gemology gems gemstone geological geologists geology grossular hedenbergite isometric little macro mineral minerals mining natural nature object ore ornamental pebble piece raw red rock sample shooting silicates small specimen spessartine stone surface transparent uvarovite white