Item talk:Q162471
From geokb
Mindat Short Description
Pyroxene Group - Clinopyroxene Subgroup; see also Hedenbergite-Johannsenite Series, and the Diopside-Johannsenite Series.
Geoscience Ontology Status Notes
Johannsenite, a new manganese pyroxene (1938) Schaller W T, American Mineralogist 23, 575-582
IMA Formula (from Mindat)
CaMnSi2O6
RRUFF Formula (from Geoscience Ontology)
CaMn2+Si2O6
