Definitions for "Cordierite"
See Iolite.
a blue mineral of magnesium and iron and aluminum and silicon and oxygen; often used as a gemstone
(Fe,Mg) Al Si. A metamorphic mineral that is diagnostic of low temperatures and pressures.
Keywords:  mgo, sio, automotive, diesel, catalyst
A ceramic material of the formula 2MgO-2Al2O3-5SiO2 which is used for automotive flow-through catalyst substrates and ceramic wall-flow diesel filters.