Sazhinite-(Ce)
Na₂Ce{Si₆O₁₄(OH)} · nH₂O

     Sazhinite-(Ce) is extremely rare at MSH, and only a few specimens are known.

PHYSICAL CHARACTERISTICS:

Color is usually white to pale yellowish gray and cream.
Luster is vitreous to pearly.
Diaphaneity is transparent to translucent.
Crystal System is orthorhombic; Pmm2.
Crystal Habits include thick, striated, tabular prismatic crystals.
Cleavage {100} is perfect, {010}and {001} are good.
Fracture is (??).
Hardness is 2.5
Specific Gravity is approximately 2.6 g/cm³.
Streak is white.
Associated Minerals include aegirine, eudialyte, halite, sérandite,
   silinaite, sodalite, sphalerite, ussingite, vuonnemite and zakharovite.
Distinguishing Features: Crystal habits.
Origin: Named in 1974 after Nikolai Petrovich Sazhina (1897-1969),
   Russian professor of metallurgy.

CLASSIFICATION:

REFERENCES:
MinRec 21:334 (1990), Dana 8:1525 (1997)

DISTRIBUTION AND RARITY AT MONT SAINT-HILAIRE:

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