Ametrine 6mm Round A Grade - 15-16 Inch South Africa Green Garnet can be among

Green Garnet can be among the most valuable of garnets

Rutile is the mineral name for natural crystals of titanium dioxide

An orthoproxene mineral

and crystal formations on the collars are natural and unenhanced in any way

is aptly named for its shades of gold

Ametrine 6mm Round A Grade - 15-16 Inch South Africa Green Garnet can be amongAmetrine 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.