Anorthite -

, which is less dense than many other silicate minerals like olivine or pyroxene.

ceramic components in high-temperature environments, maintaining strength up to Anorthite ( An90−100cap A n sub 90 minus 100 end-sub An0−10cap A n sub 0 minus 10 end-sub Primary Cation Common Origin High-temperature magmas, Moon Low-temperature magmas, Earth's crust Density Slightly higher Slightly lower Primary Rock Anorthosite, Gabbro Granite, Rhyolite anorthite

: Approximately 6 to 6.5 on the Mohs scale, often used to distinguish it from softer minerals like marble or quartzite. Density : Approximately , which is less dense than many other