Worlds of David Darling
Encyclopedia of Science
   
Home > Encyclopedia of Science

staurolite




staurolite
A silicate mineral, iron magnesium aluminum silicate, found in schists and gneisses. It has orthorhombic, prismatic, and flattened crystals and is glassy brown in color. Hardness 7–7.5; relative density 3.6.


Related category

   • GEOLOGY AND PLANETARY SCIENCE