PACHNOLITE Mineral Data, minerology database

Mineral Reference Lookup for PACHNOLITE

This reference page contains mineralogic data for PACHNOLITE and folklore and metaphysical beliefs. If the mineral is an alternate naming of a more common name, the more common mineral's data is displayed below the list of synonyms.

Minerals matching PACHNOLITE in the database: PACHNOLITE

Mineralogical Reference

PACHNOLITE

Mineral	PACHNOLITE
Chemistry	NaCaAlF 6 ·H 2 O
Class	Halides
Uses	As mineral specimens.
Color	Colourlesswhite
Luster	Vitreous
CrystalSystem	Monoclinic
CrystalHabits	include prismatic crystals with steep pyramidal terminations. Also pseudo-orthorhombic twinned prismatic crystals are common but tabular crystals are rare.
Fracture	very indistinct.
Hardness	3
Occurences	limited to Ivigtut, Greenland.
Indicators	crystal habit, associations, locality and lack of good cleavage.
DensityNote	average
IMAStatus	Approved
Discovered	1863
CellParameters	a = 12.14b = 10.41c = 15.72 β=90.33°
Ratio	a:b:c = 1.166 : 1 : 1.51
OpticalType	Biaxial (+)
RI	n α =1.411 n β =1.413 n γ =1.420
Birefringence	δ=0.009
SurfaceRelief	Moderate
TypeLocality	Cryolite deposit Ivittuut ( Ivigtut) Arsuk Firth Arsuk Kitaa ( West Greenland) Province Greenland
Strunz	3/C.02-10 3 : Halides C : Double halogenides with waterFluorides 02 : Pachnolite - Yaroslavite series