Botswana Agate 8x10mm Tri Cut Faceted Rondelle - 15-16 Inch R1849 a mineralogist and jeweler

a mineralogist and jeweler

Yellow Opal does not display the changeable flash of internal luster that other opals are known for

Opalite can have a blue appearance when placed against a dark background and appear milky white with a pink or orange glow against a light background

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

Shiny and sparkling at the same time

Botswana Agate 8x10mm Tri Cut Faceted Rondelle - 15-16 Inch R1849 a mineralogist and jewelerBotswana 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.