Source: Annenberg/CPB Resources - Earth Revealed - 12. Minerals: The Materials of Earth
Keywords: "James Sadd", mineral, color, crystal, rock, "physical property"
Our transcription: It's easy to see that this rock is made of different minerals because there are four different colors of mineral crystals.
Color is a fundamental physical property of minerals.
Geology School Keywords
U.S. Department of the Interior | U.S. Geological Survey URL: http://walrus.wr.usgs.gov/infobank/programs/html/school/moviepage/11.01.13.html Page Contact: InfoBank staff Page Last Modified: Fri Sep 18 02:36:51 PDT 2009 (wcs)