Green Mica 8mm Round A Grade - 15-16 Inch New Gesmtones Each stone is unique in

Each stone is unique in terms of its patterns

Formed deep underground during the cooling of magma

At that time yellowish gems were called "topaz" in many parts of the world

Enthusiasm

The crystal naturally forms with 18 facets

Green Mica 8mm Round A Grade - 15-16 Inch New Gesmtones Each stone is unique inMica 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