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Mazzite-Na
Na8Al8Si28O72 · 30H2O

     Mazzite-Na is extremely rare at MSH. It was found in the Poudrette pegmatite in 2000. Due to its very thin needle-like habit, it was difficult to get proper identification.

     Mont Saint-Hilaire is only the second locality for this species.

PHYSICAL CHARACTERISTICS:

Color is usually colorless or white.
Luster is vitreous.
Diaphaneity is transparent to translucent.
Crystal System is hexagonal; P 63/mmc.
Crystal Habits include acicular, hexagonal, to elongate, flattened crystals to 0.5mm in length, forming radiating sprays and balls.
Cleavage is (??).
Fracture is uneven to subconchoidal.
Hardness is 5 - 5.5
Specific Gravity is approximately 2.17 g/cm3.
Streak is white.
Associated Minerals include aegirine, albite, catapleiite, elpidite, gaidonnayite, kupletskite, remondite-(Ce), siderite and sodalite.
Distinguishing Features: (??).
Origin: Named in 2003, for Fiorenzo Mazzi, professor of mineralogy,
   University of Pavia, Italy.

CLASSIFICATION:

Dana System
# 77.1.8.3

Strunz Classification
# VIII/JX.00-00

REFERENCES:
None yet

DISTRIBUTION AND RARITY AT MONT SAINT-HILAIRE:

MSH
¤¤¤

PE
--

AP
--

MX
--

SS
--

MC
--

HF
--

BR
--

SX
--

FR
--

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