The open encyclopedia of minerals
Mineralogist.org
Minerals A–ZSearchCollectionsBrowse by PropertyIdentify a SpecimenCompare MineralsLocalities MapGlossaryContribute Search the Database →
Phosphate

Ermeloite

Al(PO₄)·H₂O
Crystal systemMonoclinic
ClassPhosphate
Ermeloite specimen

(b) Scanning electron microscope image of ermeloite crystalline mass. — Photo: Vérez, Guillermo Z., Carlos J. Rodríguez Vázquez, Bruno Dacuña Mariño, Inés Fernández Cereijo, José González del Tánago, Ramón Jiménez Martínez, Ramiro Barreiro Pérez, et al. · CC BY 4.0

Ermeloite

Ermeloite is an IMA-recognized mineral species in the phosphate class, with the chemical formula Al(PO₄)·H₂O.

It crystallizes in the monoclinic crystal system (space group C2/c). It is a member of the Kieserite structural group.

IMA symbol Erm, IMA status: approved, named in 2022.

Index entry. This entry combines official IMA/RRUFF species data with published physical-property data — a full written entry hasn’t been published yet. Browse more E minerals or help write this entry.