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Orthojoaquinite-(Ce)
NaFe2+Ba2Ce2Ti2(Si4O12)2(OH) · nH2O

     Orthojoaquinite-(Ce) is extremely rare at MSH.

PHYSICAL CHARACTERISTICS:

Color is usually light brown.
Luster is vitreous.
Diaphaneity is transparent to translucent.
Crystal System is orthorhombic; Ccmm or Ccm.
Crystal Habits include (??).
Cleavage {001} is good.
Fracture is (??).
Hardness is 5.5
Specific Gravity is approximately 3.68 g/cm3.
Streak is (??).
Associated Minerals include (??).
Distinguishing Features: Crystal habit and color.
Origin: Named in 1982 as the orthorhombic dimorph of joaquinite-(Ce).

CLASSIFICATION:

Dana System
# 60.1.1b.1

Strunz Classification
# VIII/E.8-90

REFERENCES:
Dana 8:1232 (1997)

DISTRIBUTION AND RARITY AT MONT SAINT-HILAIRE:

MSH
¤¤¤

PE
--

AP
--

MX
--

SS
--

MC
--

HF
--

BR
--

SX
--

FR
--

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