Botswana Agate 7x8mm Faceted Round Nugget - 15-16 Inch 15x18-20x25mm rainbow effect of light refracting

rainbow effect of light refracting off of the air bubbles inside of the stone

Its name derives from the Sinhalese word “turamali

The different species are pyrope

Through this process

Tourmaline occurs in nearly every color in the rainbow and its name derives from “turmali

Botswana Agate 7x8mm Faceted Round Nugget - 15-16 Inch 15x18-20x25mm rainbow effect of light refractingBotswana Agate displays highly defined parallel banding, usually in white on hues of brown, gray, pink, tan, apricot and purplish red. Botswana Agate was formed nearly 187 million years ago by lava flowing in waves from long faults in the earth. This lava rolled across the landscape, depositing layer upon layer of Quartz silicate to create the banding and patterns now prized in Botswana Agate.