100% Natural - Not treated in any way.
Ideal for Designer Jewelry.
Gem with High Luster and Good Clarity.
Large Sizes are Extremely Rare.
Refractive Index: 1.544 - 1.553
Chemical Comp: SiO2
Crystal Group: Hexagonal
Ametrine belongs to the larger Quartz family and is a very popular gem for jewellery manufacturers due to the availability in large sizes at affordable price.Bi-Color Yellow and Purple Quartz gemstones are called Ametrine.Ametrine can also be cut to blend both colors so that the result is a mixture of yellow, purple, and peach tones throughout the stone.