raw cryptomelane mineral isolated on white
tumbled Heliotrope (Bloodstone) gemstone isolated
sample of raw crystalline malachite rock on white
raw brucite mineral isolated on white
many raw demantoid crystals isolated on white
unpolished strawberry quartz mineral isolated
sample of raw aquamarine crystal on white marble
tumbled amorphous Magnesite stone isolated
sample of rough pyrite rock on white marble
sample of raw common opal mineral on white marble
polished green blue apatite mineral isolated
rough zircon mineral isolated on white
unpolished cryptomelane mineral isolated
polished saamite mineral isolated on white
raw shattuckite mineral isolated on white
sample of uncut green aventurine rock on black
unpolished prasiolite mineral isolated on white
rough dravite tourmaline mineral crystal isolated
unpolished smoky quartz mineral isolated on white
raw chrysotile serpentine mineral isolated
polished dianite mineral isolated on white
iridescent labradorite mineral isolated on white
tumbled belomorite moonstone mineral isolated
sample of raw rodingite rock on white marble
sample of rough common opal rock on black
unworked diopside mineral isolated on white
raw miaskite with pink cancrinite mineral on white
polished belomorite moonstone mineral isolated
sample of rough optical calcite mineral on black
unpolished vivianite crystal isolated on white
