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Xenotime Group

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Xenotime-(Y)
Trimouns Talc Mine, Luzenac, Ariège, Midi-Pyrénées, France
© JM. Johannet

Show Xenotime Group Photos (296)



System:Tetragonal


A group of tetragonal anhydrous phosphates and vanadates (and one arsenate).
Isotypic with the Zircon Group and the artificial compound CaCrO4.

Classification of Xenotime Group

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Crystallography of Xenotime Group

Crystal System:Tetragonal

Relationship of Xenotime Group to other Species

Group Members:
Chernovite-(Y)
Y(AsO
 
4
)
Pretulite
Sc(PO
 
4
)
Wakefieldite-(Ce)
Ce(VO
 
4
)
Wakefieldite-(La)
La(VO
 
4
)
Wakefieldite-(Nd)
Nd(VO
 
4
)
Wakefieldite-(Y)
Y(VO
 
4
)
Xenotime-(Y)
Y(PO
 
4
)
Xenotime-(Yb)
(Yb,Y,HREE)(PO
 
4
)

Other Information

Other Information:Small amounts of Si'''' can apparently substitute for P''''' with valence compensation probably being accomplished by a simultaneous substitution of Zr'''' and U''' for Y'''.
Health Warning:No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

References for Xenotime Group

Reference List:

- +
Vegard (1917) Philosophical Magazine and Journal of Science: 33: 395.

Clouse (1930) Zeitschrift für Kristallographie, Mineralogie und Petrographie, Leipzig: 76: 285.

Clouse (1932) Zeitschrift für Kristallographie, Mineralogie und Petrographie, Leipzig: 83: 161.

Strunz (1936) Zeitschrift für Kristallographie, Mineralogie und Petrographie, Leipzig: 94: 60.

Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II. John Wiley and Sons, Inc., New York, 7th edition, revised and enlarged, 1124 pp.: 688.

Internet Links for Xenotime Group

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    • Localities for Xenotime Group

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    Updated Mineral Entry: IMA2010-003From Uwe Kolitsch, 13th Feb 2012 14:16:04