Sazykinaite-(Y)
Na₅YZrSi₆O₁₈ · 6H₂O

     Sazykinaite-(Y), formerly UK # 88, is a rare species at MSH.

PHYSICAL CHARACTERISTICS:

Color is usually yellow.
Luster is vitreous.
Diaphaneity is transparent.
Crystal System is hexagonal, R32.
Crystal Habits include irregular grains, rhombs and short prismatic
   crystals.
Cleavage {01-12} is imperfect.
Fracture is "steplike".
Hardness is 5.
Specific Gravity is approximately 2.67 g/cm³.
Streak is white.
Associated Minerals include halite, sazhinite, tugtupite, ussingite,
   zakharovite and UK #53.
Distinguishing Features: Crystal habit.
Origin: Named in 1993 after Lyudmila B. Sazykina (b.1934),
   Russian mineralogist.

CLASSIFICATION:

REFERENCES:
Dana 8:1230 (1997)

DISTRIBUTION AND RARITY AT MONT SAINT-HILAIRE:

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