Skip to main content
U.S. flag

An official website of the United States government

Feldspar Statistics and Information

Statistics and information on the worldwide supply of, demand for, and flow of the mineral commodity feldspar

Close up of Feldspar
Mineral: FeldsparPrimary Commodity: FeldsparPrimary Commodity Uses: Feldspar is one of the most common minerals on the planet and is mostly used for glassmaking and ceramics.

Feldspars are aluminosilicates containing varying amounts of calcium, potassium, or sodium.  In glassmaking, feldspar provides alumina for improving hardness, durability, and resistance to chemical corrosion.   In ceramics, feldspar is used as a flux, lowering the vitrifying temperature of a ceramic body during firing and forming a glassy phase.   Glass and ceramics continued to be the major end uses of feldspar.

Subscribe to receive an email notification when a new publication is added to this page. On the Questions tab of the subscriber preferences page, select "Feldspar" and any other options in which you may be interested. Please see the list services page for more information..

Annual Publications

Mineral Commodity Summaries

Minerals Yearbook

Special Publications