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Makatite crystals - click for larger pic
Makatite crystals
© Doug Merson

Makatite crystals - click for larger pic
Makatite crystals
© David Joyce

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Home > Mineral Descriptions > Makatite - (2 Photos)



Makatite
Na2Si4O8(OH)2 · 4H2O

     Makatite is a rare species at MSH.

PHYSICAL CHARACTERISTICS:

Color is usually colorless.
Luster is vitreous.
Diaphaneity is translucent.
Crystal System is monoclinic; P21/c.
Crystal Habits include thin striated prismatic crystals.
Cleavage on {010} .
Fracture is (??).
Hardness is (??).
Specific Gravity is approximately 2.1 g/cm3.
Streak is white.
Associated Minerals include aegirine, eudialyte, lovozerite,
   molybdenite, sodalite, steenstrupine and vuonnemite. Distinguishing Features: Crystal habit.
Origin: Named in 1970 from the Masai emakat, soda, alluding to the
   high sodium content of the mineral.

CLASSIFICATION:

Dana System
# 74.3.5.2

Strunz Classification
# VIII/G.05-20

REFERENCES:
MinRec 21:321 (1990), Dana 8:1565 (1997)

DISTRIBUTION AND RARITY AT MONT SAINT-HILAIRE:

MSH
¤¤¤

PE
--

AP
--

MX
--

SS
--

MC
--

HF
--

BR
--

SX
¤¤

FR
--

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