Olgite

Image

Very dark green crystals of the rare phosphate mineral olgite from the type locality in Karnasurt Mountain, Lovozero Massif, Kola Peninsula, Russian Federation

© Photo by David Hospital (via Wikimedia Commons), CC-BY-SA 4.0

Properties

Formula (Ba,Sr)(Na,Sr,REE)2Na(PO4)2
Abbreviation Olg
Classification Minerals containing PO4
Luminescence emitters Mn, O
IMA Status Approved (IMA 1979-027)
Search other databases webmineral.com, mindat.org, rruf.info, fluomin.org, mineralienatlas.de, Handbook of Mineralogy, American Mineralogist Crystal Structure Database
Tags Mineral, Phosphate , Orthophosphate

Composition

Element Atoms
P 2
O 8
Na ~1.667
REE ~0.6667
Ba ~0.5
Sr ~1.167

Reference

Reference
Lines Spectra Images
Gaft et al. 1982; Khomiakov 1990 3 0 0