MATTE Petrified Wood Opalite 8x10 Tumble Nugget 8-Inch Cat's Eye It is a variety of

It is a variety of the mineral corundum

Mexican Black and Red Zebra Jasper has banded and marbled patterns of translucent to opaque milky white

Black Spinel not only has the dark color

It contains inclusions such as copper and iron

a form of silica with a cryptocrystalline structure that incorporates Moganite along with the Quartz

MATTE Petrified Wood Opalite 8x10 Tumble Nugget 8-Inch Cat's Eye It is a variety ofWood Opalite is a type of petrified wood that has been impregnated with the Silicon Dioxide commonly known as Opal. Wood Opalite occurs in a range of colors, primarily earth tones, including browns, grays, and creams. Petrified wood is created through a process called permineralization, which takes millions of years. When wood becomes covered with earth, decays and is exposed to mineral rich water, mineral deposits can create stone in the place of the