Botswana Agate 13-20x20-29mm AAA Grade Small Free Form CabochonBotswana 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. Sold individually. These cabochons are all unique and vary

which has earned it the nickname Merlin stone

and beads per strand counts may vary slightly from what is shown

characterized by its color range of black

but takes a trained eye and a microscope to discern the difference between this material and the Jade it is named after

Sage Agate forms in volcanish ash

Onyx has been both revered and feared throughout history

The image shown has multiple cabochons to give you an idea of the range possibilites of the colors

and it is also known as Toog

Most turquoise is mined from veins found in the surrounding stone

and veins within the tan

Variscite is a hydrated aluminum phosphate is formed when phosphate-rich water reacts with aluminum-rich rocks near the surface

this semi-precious variety of quartz is found in many locations around the world