Item talk:Q162398
From geokb
Mindat Short Description
May be regarded as a disordered equivalent of mcgillite (Ozawa et al., 1983). Chemically very similar to pyrosmalite-(Mn) (trigonal).
The possible As3+-equivalent is coded as 'UM1986-06-AsO:HMn'.
Compare the similar bementite.
Geoscience Ontology Status Notes
Bertrand E (1876) Sur un nouveau minéral des Pyrénees, Comptes Rendus Hebdomadaires des Séances de l’Académie des Sciences 82, 1167-1168
IMA Formula (from Mindat)
Mn2+8Si6O15(OH)10
RRUFF Formula (from Geoscience Ontology)
Mn2+8Si6O15(OH)10
