- Muscovite: A potassium-rich mica known for its clear or slightly greenish color and transparency. It is often used in electrical insulation and heat-resistant applications. - Biotite: A magnesium-rich mica with a brownish-black color. It is commonly found in igneous and metamorphic rocks. - Phlogopite: A magnesium-rich mica with a light brown to reddish-brown color. It is often used in electrical insulation and heat-resistant applications. - Lepidolite: A lithium-rich mica with a pink or lavender color. It is used in the production of glass and ceramics, and as a source of lithium. - Margarite: A calcium-rich mica with a pearly white color. It is found in metamorphic rocks and is used in the production of paper, paint, and cosmetics.