sample of chrysotile serpentine mineral on black
unpolished phlogopite mineral isolated on white
sample of rough twinned titanite crystal on black
raw sinhalite crystal mineral isolated on white
piece of Galena stone isolated
rough native bismuth mineral isolated on white
sample of unworked cordierite mineral on white
raw green grossular garnet from Yakutia isolated
few raw hessonite grossular crystals on black
unpolished cerussite mineral isolated on white
tumbled lemesite stromatolitic limestone on black
tumbled Natrolite gemstone isolated
sample of rough kunzite crystal on black granite
unpolished written granite rock isolated on white
rough belomorite moonstone mineral isolated
rough amethyst mineral isolated on white
sample of rough mookaite rock on black granite
raw crystal of black Tourmaline (Schorl) isolated
unpolished belomorite moonstone rock isolated
unpolished peridot mineral isolated on white
sample of rough red spinel crystal on black
sample of raw brown titanite mineral on white
unpolished belomorite moonstone mineral isolated
unpolished zoisite crystals isolated on white
pebble with violet Charoite on brown Tinaksite
sample of polished syenogranite rock on black
sample of raw albite rock on black granite
sample of rough libyan desert glass on white
sample of rough indigolite crystal on white marble
raw green kyanite mineral isolated on white
