Home > Mineral Descriptions > Xenotime-(Y)



Xenotime-(Y)
YPO4

     Xenotime-(Y) is extremely rare at Mont Saint-Hilaire.

PHYSICAL CHARACTERISTICS:

Color is usually colorless or white to grayish.
Luster is vitreous to adamantine.
Diaphaneity is transparent to translucent.
Crystal System is tetragonal; I41amd.
Crystal Habits include short tetragonal prisms and radiating
   spherical aggregates.
Cleavage {010} is perfect.
Fracture is splintery to uneven.
Hardness is 4 - 5.
Specific Gravity is approximately 4.7 g/cm3.
Streak is white.
Associated Minerals include analcime, chlorite group, fluorite,
   microcline, rutile, siderite and zircon.
Distinguishing Features: Crystal habit and luster.
Origin: Named in 1832 from the Greek xenos, a stranger, referring
   to the mineral's occurrence in small and rare crystals that were long
   overlooked.

CLASSIFICATION:

Dana System
# 38.4.11.1

Strunz Classification
# VII/A.14-10

REFERENCES:
MinRec 21:347 (1990), Dana 8:729-730 (1997)

DISTRIBUTION AND RARITY AT MONT SAINT-HILAIRE:

MSH
¤¤¤

PE
--

AP
¤¤

MX
--

SS
--

MC
¤¤

HF
--

BR
--

SX
--

FR
--

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