Black Mica 10mm Round A Grade - 15-16 Inch DSforGB1032023 greenish yellows

greenish yellows

each cavity is slightly larger (or smaller) than the other to give the user the ability to tighten the crimp properly

bright red

Metaphysically it is often used for stress relief and relaxation

Black Mica 10mm Round A Grade - 15-16 Inch DSforGB1032023 greenish yellowsMica 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