Merrillite [ Ca9NaMg(PO4)7 ]

Material properties

Formula Ca9NaMg(PO4)7
Abbreviation Mer
IMA Status Approved/redefined (IMA 1976 s.p.)
Classifications Merrillite (subgroup), Minerals containing PO4
Variant lunar
Search other databases webmineral.com, mindat.org, rruf.info, mineralienatlas.de, Handbook of Mineralogy, American Mineralogist Crystal Structure Database
Tags Mineral, Orthophosphate, Phosphate, REE

Composition

Element Atoms
Na 1
Mg 1
O 28
P 7
Ca 9
Total: 46

Specimens of Merrillite

Name Owner Materials Image Spectra Techniques
Apollo 12032-366-19x NASA Alkali feldspar (var. lunar), Apatite (var. lunar), Baddeleyite (var. lunar), Fayalite (var. lunar), Hedenbergite (var. lunar), Ilmenite (var. lunar), Merrillite (var. lunar), Plagioclase (var. lunar), Silica (var. lunar), Troilite (var. lunar), Zirconolite (var. lunar) 6 CL