Ametrine 5x10-20mm Top Drill Teeth - 15-16 Inch Sapphire Red Creek Jasper is named

Red Creek Jasper is named for the Red River in China where the stone was recently discovered

Micas are fairly light and relatively soft

However in some regions

slight variations in color

Ametrine 5x10-20mm Top Drill Teeth - 15-16 Inch Sapphire Red Creek Jasper is namedAmetrine 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.