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Chabazite-Na crystals - click for larger pic
Chabazite-Na crystals
Photo by Douglas Merson
© Douglas Merson

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Home > Mineral Descriptions > Chabazite-Na



Chabazite-Na
(Na,Ca,K)AlSi2O6 · 3H2O

     Chabazite-Na, formerly herschelite, is the proper name according to the new zeolite nomenclature from the International Mineralogical Association. It is a rare species at MSH.

PHYSICAL CHARACTERISTICS:

Color is usually white.
Luster is vitreous.
Diaphaneity: transparent to translucent.
Crystal System is triclinic; P3.
Crystal Habits include shell-like aggregates of crystals.
Cleavage {1011} is distinct.
Fracture is uneven.
Hardness is 4 - 5.
Specific Gravity is approximately 2.05 g/cm3.
Streak is white.
Associated Minerals include gmelinite.
Distinguishing Features: Crystal habit.
Origin: Named in 1792 from the Greek chabazios, tune or melody,
   one of twenty stones named in the poem Peri lithos, which
   extolled the virtues of minerals.

CLASSIFICATION:

Dana System
# 77.1.2a.2

Strunz Classification
# VIII/J.26-20

REFERENCES:
CanMin 32:843-854 (1994), Dana 8:1654 (1997)

DISTRIBUTION AND RARITY AT MONT SAINT-HILAIRE:

MSH
¤¤¤

PE
--

AP
¤¤

MX
--

SS
--

MC
--

HF
--

BR
--

SX
--

FR
--

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