Metazellerite
Metazellerite is an IMA-recognized mineral species in the carbonate class, with the chemical formula Ca(UO₂)(CO₃)₂·3H₂O.
It crystallizes in the orthorhombic crystal system.
Key properties: specific gravity 3.414; Chalky luster; optically biaxial.
IMA symbol Mzel, IMA status: approved, named in 1965.
A dehydration product of zellerite.
It is found associated with Zellerite, gypsum, “limonite”, iron sulfides, schoepite, meta-autunite, uranophane, voglite, “opal”.
Its name comes from the Greek meta, for a lower hydrate of zellerite.
Index entry. This entry combines official IMA/RRUFF species data with published physical-property data — a full written entry hasn’t been published yet.
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