Mindat Short Description
Principal member of the Eudialyte Group.
Note: most "eudialyte" photos on Mindat probably show unanalysed material and should be labeled "Eudialyte Group" since they might represent not eudialyte sensu stricto, but any of the various other members o...
Geoscience Ontology Status Notes
Stromeyer F (1819) Summary of meeting 16 December 1819, Göttingische Gelehrte Anziegen 3, 1993-2000
IMA Formula (from Mindat)
Na15Ca6Fe3Zr3Si(Si25O73)(O,OH,H2O)3(Cl,OH)2
RRUFF Formula (from Geoscience Ontology)
Na15Ca6Fe2+3Zr4+3Si(Si25O73)(O,OH,H2O)3(Cl,OH)2