Green Mica Schist Metamorphic Rock, Muscovite, 252 Grams, Eastern Ontario, Canada | SO24 925 silver have a smooth gray surface

have a smooth gray surface and are small complete individuals

Orthoceras ("straight horn") is a genus of extinct cephalopod

Color: Rich Pigeon Blood Red

Shape: Round Cabochon

Green Mica Schist Metamorphic Rock, Muscovite, 252 Grams, Eastern Ontario, Canada | SO24 925 silver have a smooth gray surfaceName: Mica schist Muscovite Specimen Size: Large Cabinet Sized Dimensions: 149x63x24 mm 5. 8x2. 5x0. 9 inches Weight: 252 Grams 8. 9 ounces Origin: Mined in Eastern Ontario This is a section of a colorful Precambrian rock material green Mica (muscovite) from Eastern Ontario Area and an excellent example of Grenville metamorphism. The name is derived from the Greek word that means to split. The Grenville Orogen is a deeply eroded and highly uplifted