The Dynamic Earth View Multimedia Version

Main Menu >  GeoGallery >  Rocks >  Marble
TITLE: GeoGallery

Choose one of the following Rocks for more details:

Marble

Marble

Marble, Precambrian Era. This marble was once limestone, it was transformed by heat and pressure within the Earth.

Wollastonite-bearing marble

Wollastonite-bearing marble

The minerals in this metamorphic rock record the following temperature (T) and pressure (P) conditions within the Earth: T = 675°C, P = 7,000 atm.


bottom navigation bar Smithsonian National Museum of Natural History Department of Mineral Sciences website Credits