Pectolite

Image

Pale greenish radiating spherical aggregates of Pectolite measuring up to 1.3 cm across, from Millington Quarry, Bernards Township, Somerset County, New Jersey, USA

© Rob Lavinsky, iRocks.com – CC-BY-SA-3.0

Properties

Formula NaCa2Si3O8(OH)
Abbreviation Pct
Classifications Wollastonite (group), Pyroxenoid
Luminescence emitters Mn, Pb
IMA Status Grandfathered (pre-IMA), 1828
Search other databases webmineral.com, mindat.org, rruf.info, fluomin.org, mineralienatlas.de, Handbook of Mineralogy, American Mineralogist Crystal Structure Database
Crystal symmetry Triclinic, Point group 1, Space group P1 (#2)
Tags Mineral, Silicate , Hydroxide

Composition

Element Atoms
O 9
H 1
Si 3
Na 1
Ca 2
Total: 16

Reference

Reference Lines Spectra Images
Gaft et al. 2005 2 0 0