Meionite [ Ca4Al6Si6O24(CO3) ]

Material properties

Formula Ca4Al6Si6O24(CO3)
Abbreviation Me
Classifications Scapolite (group), Minerals containing CO3
Luminescence emitters Ce, Eu, Fe, Mn, Triplet-singlet
Spectra Reflectance (2)
IMA Status Grandfathered (pre-IMA), 1801
Search other databases webmineral.com, mindat.org, rruf.info, fluomin.org, mineralienatlas.de, Handbook of Mineralogy, American Mineralogist Crystal Structure Database
Tags Carbonate , Mineral, Aluminosilicate

Composition

Element Atoms
Si 6
C 1
O 27
Al 6
Ca 4
Total: 44

References for Meionite

Reference
Lines Spectra Images
Prokofiev et al. 1982 5 0 0
CSIRO Reflectance (2025) 0 2 0
Tarashchan 1978 4 0 0

Specimens of Meionite

Name Owner Materials Phase purity Image Spectra Techniques
MT8407 Meionite / Prehnite CSIRO Kaolinite, Meionite (71.8%), Montmorillonite, Muscovite-1M, Muscovite-2M1, Prehnite, Pumpellyite-(Mg), Cr, Scapolite 71.8 1 Reflectance
M2100 Meionite / Muscovite / Pumpellyite-(Mg) CSIRO Meionite (46.6%), Muscovite-1M, Muscovite-2M1, Prehnite, Pumpellyite-(Mg), Cr, Scapolite 46.6 1 Reflectance