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Wakefieldite-(Ce)

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Big Photo

Yellow Lake, Olalla, Osoyoos Mining Division, British Columbia, Canada
© 2002 Meyer

Show Wakefieldite-(Ce) Photos (11)



Formula:
Ce(VO
 
4
)
System:TetragonalColour:Black
Member of:Xenotime Group


Xenotime Group.
The Ce analogue of wakefieldite-(Y), wakefieldite-(La) and wakefieldite-(Nd).

Classification of Wakefieldite-(Ce)

IMA status:Approved
Strunz 8th edition ID:7/A.14-40
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
Dana 8th edition ID:38.4.11.4

38 : ANHYDROUS NORMAL PHOSPHATES, ARSENATES, AND VANADATES
4 : AXO4
Hey's CIM Ref.:21.3.7

21 : Vanadates (and vanadates with arsenate or phosphate)
3 : Vanadates of Al, rare earths, Pb, V or Bi
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Type Occurrence of Wakefieldite-(Ce)

Type Locality:Kobokobo pegmatite, Lusungu River District, Sud-Kivu, Democratic Republic of Congo (Zaïre)

Physical Properties of Wakefieldite-(Ce)

Colour:Black
Streak:Rusty-brown

Crystallography of Wakefieldite-(Ce)

Crystal System:Tetragonal
Class (H-M):4/mmm (4/m 2/m 2/m) - Ditetragonal Dipyramidal
Space Group:I41/amd {I41/a 2/m 2/d}
Cell Parameters:a = 7.34Å, c = 6.50Å
Ratio:a:c = 1 : 0.886
Unit Cell Volume:V 350.19 ų (Calculated from Unit Cell)
Z:4
Morphology:Dipyramidal (pseudo-octahedral) or prismatic [001]
Comment:Unit-cell parameters variable: 7.33-7.35, 6.45-6.56 A.
X-Ray Powder Diffraction:
Image Loading

Radiation - Copper Kα
Data Set:
Horizontal Axis: ° to ° Vertical Axis: % Source Data: Filtered Data:
Data courtesy of RRUFF project at University of Arizona, used with permission.
X-Ray Powder Diffraction:
d-spacingIntensity
4.89 (50)
3.678 (100)
2.766 (90)
2.594 (40)
2.291 (30)
1.891 (70)
1.638 (40)

Chemical Properties of Wakefieldite-(Ce)

Formula:
Ce(VO
 
4
)
Essential elements:Ce, O, V
All elements listed in formula:Ce, O, V

Relationship of Wakefieldite-(Ce) to other Species

Member of:Xenotime Group
Other Members of Group:

- +
Chernovite-(Y)
Y(AsO
 
4
)
Pretulite
Sc(PO
 
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
)
Related Minerals - Nickel-Strunz Grouping):

- +
8.AD.05Nahpoite
Na
 
2
HPO
 
4
8.AD.10Monetite
Ca(HPO
 
4
)
8.AD.10Weilite
Ca(HAsO
 
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
NaCa(PO
 
4
)
8.AD.30Schultenite
Pb(HAsO
 
4
)
8.AD.35Chernovite-(Y)
Y(AsO
 
4
)
8.AD.35Dreyerite
Bi(VO
 
4
)
8.AD.35Wakefieldite-(Y)
Y(VO
 
4
)
8.AD.35Xenotime-(Y)
Y(PO
 
4
)
8.AD.35Pretulite
Sc(PO
 
4
)
8.AD.35Xenotime-(Yb)
(Yb,Y,HREE)(PO
 
4
)
8.AD.35Wakefieldite-(La)
La(VO
 
4
)
8.AD.40Pucherite
Bi(VO
 
4
)
8.AD.45Ximengite
Bi(PO
 
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
Bi(AsO
 
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
+
2
)
 
0.5
Hg
2+
 
(AsO
 
4
)
8.AD.65Clinobisvanite
Bi(VO
 
4
)
Related Minerals - Hey's Index Grouping:

- +
21.3.1Steigerite
Al(VO
 
4
) · 3H
 
2
O
21.3.2Alvanite
(Zn,Ni)Al
 
4
(V
5+
 
O
 
3
)
 
2
(OH)
 
12
 · 2H
 
2
O
21.3.3Metaschoderite
Al
 
2
(PO
 
4
)(VO
 
4
) · 6H
 
2
O
21.3.4Schoderite
Al
 
2
(PO
 
4
)(VO
 
4
) · 8H
 
2
O
21.3.5Satpaevite
Al
 
12
V
4+
2
V
5+
6
O
 
37
 · 30H
 
2
O
21.3.6Vanalite
NaAl
 
8
V
 
10
O
 
38
 · 30H
 
2
O
21.3.7Wakefieldite-(Y)
Y(VO
 
4
)
21.3.8Chervetite
Pb
 
2
(V
 
2
O
 
7
)
21.3.9Mottramite
PbCu(VO
 
4
)(OH)
21.3.10Descloizite
Pb(Zn,Cu)(VO
 
4
)(OH)
21.3.11Clinobisvanite
Bi(VO
 
4
)
21.3.11Dreyerite
Bi(VO
 
4
)
21.3.11Pucherite
Bi(VO
 
4
)
21.3.12Schumacherite
Bi
 
3
(VO
 
4
)
 
2
O(OH)
21.3.13Namibite
Cu(BiO)
 
2
(VO
 
4
)(OH)
21.3.14Pottsite
HPbBi(VO
 
4
)
 
2
 · 2H
 
2
O
21.3.15Duhamelite
(Pb,Bi,Ca)Cu(VO
 
4
)(OH,O)

Other Names for Wakefieldite-(Ce)

Other Languages:
German:Wakefieldit-(Ce)
Russian:Уэкфилдит-(Ce)

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 Wakefieldite-(Ce)

Reference List:

- +
Bulletin de la Société française de Minéralogie et de Cristallographie (1977): 100: 39-41.

American Mineralogist (1977): 62: 1058.

Bulletin de Mineralogie (1986): 109: 305.

American Mineralogist (1988): 73: 934.

Bulletin de Mineralogie : 110: 657-663.

Neues Jahrbuch für Mineralogie, Monatshefte (1995): (3): 127-132.

Internet Links for Wakefieldite-(Ce)

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  • Raman and XRD data at RRUFF project
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  • Wakefieldite-(Ce) details from Handbook of Mineralogy (PDF)
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    • Localities for Wakefieldite-(Ce)

    The map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the symbol to view information about a locality. The symbol next to localities in the list can be used to jump to that position on the map.
    Hide Locality List
    (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.
    Australia
     
    • South Australia
      • Flinders Ranges
        • North Flinders Ranges
          • Mt Painter area
    		Bakker RJ (2006), Contrib Mineral Petrol152, 541-569
    Canada
     
    • British Columbia
      • Osoyoos Mining Division
        • Olalla
    		Tschernich, R. (1992): Zeolites of the World, p.51
    Democratic Republic of Congo (Zaïre)
     
    • Sud-Kivu
      • Lusungu River District
    		Bull.Minéral.(1986) 109, 305
    Germany
     
    • Baden-Württemberg
      • Black Forest
        • Wolfach
          • Oberwolfach
            • Rankach valley
    		U. Kolitsch, J. Gröbner, G. Blaß, H.-W. Graf und A. Pring (2005): Neufunde aus der Grube Clara im mittleren Schwarzwald (II): Dreyerit, Gasparit-(Ce), Klinobisvanit, Kobaltkoritnigit, Metatyuyamunit, Roscoelith, Sengierit, Vésigniéit und Wakefieldit. Lapis 30 (9), 35-39; 58. (in German)
    • Rhineland-Palatinate
      • Eifel Mts
        • Andernach
          • Eich
            • Nickenicher Sattel (Eicher Sattel)
    		Blass, G., Emmerich, F., Graf, HW., Schäfer, Ch., Tschörtner, J., (2006): Minerale der Eifelvulkane, Version 1.0, CD, published by authors
    • Thuringia
      • Harz Mts
        • Nordhausen
          • Ilfeld
    		J. Gröbner, U. Kolitsch and J. Wesiger (2011): New finds of vanadate and rare-earth minerals from the manganese mine Ilfeld, Harz. Mineralien-Welt 22 (1), 41-49. (in German)
    Morocco
     
    • Souss-Massa-Draâ Region
      • Ouarzazate Province
    		Bull. Minéral. , 1987, 110, pp. 657-663.
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