MICA

From: Mining Engineering | Date: June 1, 2004| Author: | Copyright information

The mica group represents 34 phyllosilicate minerals that exhibit a layered or platy structure. Commercially important mica minerals are muscovite and phlogopite.

Muscovite is the principal mica used. It is more abundant, is white and has superior electrical properties. Phlogopite is more temperature stable. It is used in applications where a combination of high heat stability and electrical properties is required.

The uses of mica are divided into two separate sectors, scrap and flake, and sheet. Scrap and flake is used more in the United States. U.S. consumption of scrap and flake in 2003 ...

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