Black Mica 8mm Round A Grade - 15-16 Inch birthstone_garnet Sapphires are precious gemstones

Sapphires are precious gemstones

These druzy collars are part of a hand-picked collection unlike anything we'd seen available before

from deep oranges to creamy off to white tones

com originate in the Philippines or Indonesia

Sweet and soft pink

Black Mica 8mm Round A Grade - 15-16 Inch birthstone_garnet Sapphires are precious gemstonesMica 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