Mindat Short Description
The Mg analogue of Sekaninaite. Cordierite-Sekaninaite Series.
The hexagonal high-temperature dimorph of cordierite is indialite.
Cordierite is a high- to ultra-high-temperature species.
It is often found altered to pinite.
May be confused ...
Geoscience Ontology Status Notes
Lucas J A H (1813) XIII. Cordierite (Iolithe), in Tableau Méthodique Espèces Minérales, Seconde Partie, D'Hautel (Paris) 219-222
IMA Formula (from Mindat)
Mg2Al4Si5O18
RRUFF Formula (from Geoscience Ontology)
Mg2Al3(AlSi5)O18