Purple Mica Muscovite 8mm Round - 15-16 Inch 20210629 It forms when Quartz and

It forms when Quartz and Feldspar crystallize in radial aggregates within other silica-rich stones

Naturally occurring in hues of blue to green to green with spots and streaks of red

durable jewelry designs

shiny black with a golden sheen

Mushroom Rhyolite is named for the naturally occurring stone pattern which often resembles mushrooms or other fungi

Purple Mica Muscovite 8mm Round - 15-16 Inch 20210629 It forms when Quartz andMica 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