 |
|
| A B C D E F G H I J K L M N O P Q R S T U V W X Y Z |
|
|
andalusite
One of many crystalline forms of aluminum silicate, occurring in contact metamorphic rock. It is mined commercially in the United States, Kazakstan, and South Africa to make temperature-resistant and insulating porcelains.
Related category
• GEOLOGY AND PLANETARY SCIENCE
Source: U.S. Geological Survey
Also on this site:
Encyclopedia of Alternative Energy & Sustainable Living
Encyclopedia of History
Transport Concepts & Designs (partner site)