Ametrine 8mm Round A Grade - 15-16 Inch Featured_03052026 Yours is truly one-of-a-kind

Yours is truly one-of-a-kind

as well as for brake shoes

an opaque silicon dioxide mineral and form of microcrystalline Chalcedony

This Lapis has been treated to enhance the blue color

Black Tourmaline is a black crystalline aluminum borosilicate mineral with occasional light gray inclusions that appear as flecks or veins

Ametrine 8mm Round A Grade - 15-16 Inch Featured_03052026 Yours is truly one-of-a-kindAmetrine is quartz that occurs in bands of purple and yellow. As the name suggests, it is a combination of Amethyst and Citrine. The different colored zones in the stone result from different oxidation states of iron, due to exposure to different temperatures during its formation. It is believed that Ametrine was first introduced to Europe by a conquistadors gift from Bolivia to the Spanish Queen.