Botswana Agate 10mm Round 15-16 Inch Fu Kai Gems Jewellery Company periwinkle

periwinkle

with a Mohs Hardness of 8

cream colors and whites

Dumortierite is an aluminum borosilicate mineral that varies in color from blue

Botswana Agate was formed nearly 187 million years ago by lava flowing in waves from long faults in the earth

Botswana Agate 10mm Round 15-16 Inch Fu Kai Gems Jewellery Company periwinkleBotswana 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.