Botswana Agate 4mm Round - 15-16 Inch Mixed Lodalite Quartz while today it is primarily

while today it is primarily mined in Africa

Onyx has been both revered and feared throughout history

with every gradient of gray in between

Onyx is a black and white banded Chalcedony

Botswana Agate 4mm Round - 15-16 Inch Mixed Lodalite Quartz while today it is primarilyBotswana 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.