Green and Black Mica Muscovite 12mm Round - 15-16 Inch Shape_Drops usually in white on hues

usually in white on hues of brown

Its name is derived from the Greek word for blood

polished to show off all it's amazing colors

It was sold in the markets of ancient Babylon in 4

Green and Black Mica Muscovite 12mm Round - 15-16 Inch Shape_Drops usually in white on huesMica 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