Mica 6mm Round Green - 15-16 inch red botswana agate so named because the ancient

so named because the ancient Incas believed the stone to be the petrified blood of their ancestral rulers

It is a translucent to transparent stone with a soft pale pink to rose red hue

but can be distinguished by its structure and its lower relative hardness

Topaz occurs in a wide range of natural colors

from which its name was derived

Mica 6mm Round Green - 15-16 inch red botswana agate so named because the ancientMica is a mineral name given to a group of minerals that are physically and chemically similar. They are all silicate minerals, known as sheet silicates because they form in distinct layers. Micas are fairly light and relatively soft, and the sheets and flakes of mica are flexible. Mica is heat resistant and does not conduct electricity. There are 37 different mica minerals. The most common include: purple lepidolite, black biotite, brown phlogopite