Natural Crystal Square Silver Ring size 5.75 reflective sparkly gemstone

some photos taken in macro mode Natural Crystal Square Silver Ring US size 5.75 probably quartz, but I really don't know square silver setting, no markings, but very reflective. chunks of raw white crystal definitely a natural stone, with occlusions and imperfections possibly pre-owned, but most likely never worn. questions? please ask! druse drusy garnet white gem stone