cordierite
[ kawr-dee-uh-rahyt ]
/ ˈkɔr di əˌraɪt /
noun
a strongly dichroic blue mineral consisting of a silicate of magnesium, aluminum, and iron: common in metamorphic rocks.
Origin of cordierite
1805–15; named after Pierre L. A.
Cordier (1777–1861), French geologist; see
-ite1
Words nearby cordierite
cordeliers,
cordelle,
cordgrass,
cordial,
cordiality,
cordierite,
cordiform,
cordiform pelvis,
cordiform uterus,
cordillera,
cordillera central
British Dictionary definitions for cordierite
cordierite
/ (ˈkɔːdɪəˌraɪt) /
noun
a grey or violet-blue dichroic mineral that consists of magnesium aluminium iron silicate in orthorhombic crystalline form and is found in metamorphic rocks. Formula: (Mg,Fe) 2 AL 4 Si 5 O 18 .nH 2 O
Also called: dichroite, iolite
Word Origin for cordierite
C19: named after Pierre L. A.
Cordier (1777–1861), French geologist who described it
Scientific definitions for cordierite
cordierite
[ kôr′dē-ə-rīt′ ]
A light-blue to dark-blue or gray orthorhombic mineral. Cordierite is a silicate of magnesium, aluminum, and sometimes iron, and is found in granites and in metamorphic rocks that form under relatively low-pressure conditions. Chemical formula: (Mg,Fe)2Al4Si5O18.