A white, aluminum-rich mica found in granite.
KA l2(Al,Si 10 (OH) The light colored member of the mica family.
One of the mica family of minerals. Muscovite is light-colored or clear mica, sometimes called isingglass. more details... nonconformity An type of unconformity in which young sedimentary rocks lie on top of older metamorphic or intrusive igneous rocks.
A light-coloured variety of the mica group of minerals containing potassium and aluminum; muscovite splits easily into thin transparent sheets.
Rock forming mineral of the mica group.