US$ 19.99
non-crystalline mineraloid consisting of a high percentage of carbon
control and orderliness
Dumortierite is an aluminum borosilicate mineral that varies in color from blue
Many stones in the Russian crown jewels from the 17th century which were thought to be rubies are actually red Tourmaline
and much of the black Onyx on the market has been artificially colored
Mexican Fire Opal 8-20mm Top Drill Rough Drops 15-16 Inch 5mm non-crystalline mineraloid consisting of a
US$ 19.99
US$ 29.99
US$ 24.99