Nalipoite
Nalipoite is an IMA-recognized mineral species in the phosphate class, with the chemical formula NaLi₂(PO₄).
It crystallizes in the orthorhombic crystal system (space group Pmnb).
Key properties: Mohs hardness 4; specific gravity 2.58; White streak; Vitreous luster; optically biaxial.
IMA symbol Nlp, IMA status: approved, named in 1990.
Very rare in sodalite syenite xenoliths in association with an intrusive alkalic gabbro-syenite complex.
It is found associated with Silinaite, revdite, serandite, lovozerite, villiaumite, ussingite, eudialyte, sodalite, analcime, microcline, aegirine.
The name refers to the principal chemical components in the composition, sodium NAtrium, LIthium, Phosphorus, and Oxygen.
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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