Green and Black Mica Muscovite 12mm Round - 15-16 Inch Shape_Drops polished to show off all

polished to show off all it's amazing colors

usually in white on hues of brown

so only a finite amount of rough material remains

Pearls are known for their natural beauty and timeless charm

It was sold in the markets of ancient Babylon in 4

Green and Black Mica Muscovite 12mm Round - 15-16 Inch Shape_Drops polished to show off allMica 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