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Xenotime-(Yb)

Big Photo

Håkonhals Quarry, Finnøy, Hamarøy, Nordland, Norway
© Tomas Husdal

Show Xenotime-(Yb) Photos (2)
Formula:
(Yb,Y,HREE)PO
 
4
System:TetragonalColour:Colourless to yellow, ...
Lustre:Vitreous
Name:Named after its composition and relationship with Xenotime-(Y).


Xenotime Group.

Classification of Xenotime-(Yb)

IMA status:Approved
Strunz 8th edition ID:7/A.14-08
Nickel-Strunz 10th (pending) edition ID:8.AD.35

8 : PHOSPHATES, ARSENATES, VANADATES
A : Phosphates, etc. without additional anions, without H2O
D : With only large cations
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Type Occurrence of Xenotime-(Yb)

Type Locality:Shatford Lake pegmatite, Bernic Lake, Lac-du-Bonnet area, Manitoba, Canada

Physical Properties of Xenotime-(Yb)

Lustre:Vitreous
Diaphaneity (Transparency):Transparent
Colour:Colourless to yellow, light brown

Crystallography of Xenotime-(Yb)

Crystal System:Tetragonal

Optical Data of Xenotime-(Yb)

Type:Uniaxial (+)
RI values: nω = 1.715 nε = 1.802
Maximum Birefringence:δ = 0.087

Chart shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:High

Chemical Properties of Xenotime-(Yb)

Formula:
(Yb,Y,HREE)PO
 
4
Essential elements:O, P, Yb
All elements listed in formula:H, O, P, Y, Yb

Relationship of Xenotime-(Yb) to other Species

Member of Group:
Xenotime Group:
Related Minerals - Nickel-Strunz Grouping):

- +
8.AD.05Nahpoite
Na
 
2
HPO
 
4
8.AD.10Monetite
CaHPO
 
4
8.AD.10Weilite
CaHAsO
 
4
8.AD.10Švenekite
Ca(H
 
2
AsO
 
4
)
 
2
8.AD.15Archerite
(K,NH
 
4
)[H
 
2
PO
 
4
]
8.AD.15Biphosphammite
(NH
 
4
,K)H
 
2
PO
 
4
8.AD.20Phosphammite
(NH
 
4
)
 
2
HPO
 
4
8.AD.25Buchwaldite
NaCaPO
 
4
8.AD.30Schultenite
PbHAsO
 
4
8.AD.35Chernovite-(Y)
YAsO
 
4
8.AD.35Dreyerite
BiVO
 
4
8.AD.35Wakefieldite-(Ce)
(Ce,Pb)VO
 
4
8.AD.35Wakefieldite-(Y)
YVO
 
4
8.AD.35Xenotime-(Y)
YPO
 
4
8.AD.35Pretulite
ScPO
 
4
8.AD.35Wakefieldite-(La)
LaVO
 
4
8.AD.40Pucherite
BiVO
 
4
8.AD.45Ximengite
BiPO
 
4
8.AD.50Gasparite-(Ce)
(Ce,REE)AsO
 
4
8.AD.50Monazite-(Ce)
(Ce,La,Nd,Th)PO
 
4
8.AD.50Monazite-(La)
(La,Ce,Nd)PO
 
4
8.AD.50Monazite-(Nd)
(Nd,La,Ce)PO
 
4
8.AD.50Rooseveltite
BiAsO
 
4
8.AD.50Cheralite
(Ca,Ce)(Th,Ce)[PO
 
4
]
 
2
8.AD.50Monazite-(Sm)
(Sm,Gd,Ce,Th)(PO
 
4
)
8.AD.50UM2005-35-VO:CaFePSiTh
(Th,Ca)[VO
 
4
,SiO
 
4
,PO
 
4
]
8.AD.55Tetrarooseveltite
Bi(AsO
 
4
)
8.AD.60Chursinite
(Hg-Hg)
 
0.5
Hg
2+
 
[AsO
 
4
]
8.AD.65Clinobisvanite
BiVO
 
4

Other Names for Xenotime-(Yb)

Synonyms:
IMA1998-049
Other Languages:
German:Xenotim-(Yb)
Japanese:イッテルビウムゼノタイム
Russian:Ксенотим-(Yb)

Other Information

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-(Yb)

Reference List:Canadian Mineralogist (1999): 37: 1303-1306.

Internet Links for Xenotime-(Yb)

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  • Raman and XRD data at RRUFF project
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    Localities for Xenotime-(Yb)

    (TL) indicates type locality. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.
    Canada
     
    • Manitoba
      • Lac-du-Bonnet area
        • Bernic Lake
    		[AmMin 85:1324]
    Norway
     
    • Nordland
      • Hamarøy
        • Finnøy
    		Husdal, T. (2008): The minerals of the pegmatites within the Tysfjord granite, northern Norway. Norsk Bergverksmuseum, skrift 38, 5-28.
    Russia
     
    • Northern Region
      • Murmanskaja Oblast'
        • Kola Peninsula
          • Western Keivy Massif
    		A.V. Voloshin data
    USA
     
    • Texas
      • Burnet Co.
    		Self-collected by Franklin Roberts
    Mineral and/or Locality
    Google
     
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