Red Botswana Agate 8mm Round - 15-16 Inch September Store Promo A form of chalcedony made

A form of chalcedony made of quartz

Hydrogrossular garnet is an especially rare gemstone

Bloodstone was known in antiquity as Heliotrope

The color of Green Aventurine comes from Fushite particles within the quartz

Red Botswana Agate 8mm Round - 15-16 Inch September Store Promo A form of chalcedony madeRed Botswana 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.