Parakeldyshite

Image

White crystals of the rare mineral parakeldyshite from Bratthagen Quarries, Lågendalen, Hedrum, Larvik, Vestfold, Norway

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

Properties

Formula Na2ZrSi2O7
Abbreviation Pkel
Luminescence emitters TiO6, Unspecified, [ZrO6]+O
IMA Status Approved (IMA 1975-035)
Search other databases webmineral.com, mindat.org, rruf.info, fluomin.org, mineralienatlas.de, Handbook of Mineralogy, American Mineralogist Crystal Structure Database
Tags Mineral, Silicate

Composition

Element Atoms
Si 2
Na 2
O 7
Zr 1
Total: 12

Reference

Reference Lines Spectra Images
Gaft et al. 1981; Khomiakov 1995 3 0 0