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Wakefieldite-(Nd)

A valid IMA mineral species
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09402060017776798765144.jpg
Wakefieldite-(Nd), etc.

Vielsalm, Luxembourg, Wallonia, Belgium
08025340017821315591197.jpg
Wakefieldite-(Nd), etc.

Arase mine, Kami city, Kochi Prefecture, Japan
07132790017604848035920.jpg
Wakefieldite-(Nd)

Arase mine, Kami city, Kochi Prefecture, Japan
02534740017770100743507.jpg
Wakefieldite-(Nd), etc.

Vielsalm, Luxembourg, Wallonia, Belgium
08025340017821315591197.jpg
Wakefieldite-(Nd), etc.

Arase mine, Kami city, Kochi Prefecture, Japan
06892600017603625421912.jpg
Wakefieldite-(Nd)

Arase mine, Kami city, Kochi Prefecture, Japan
09402060017776798765144.jpg
Wakefieldite-(Nd), etc.

Vielsalm, Luxembourg, Wallonia, Belgium
08025340017821315591197.jpg
Wakefieldite-(Nd), etc.

Arase mine, Kami city, Kochi Prefecture, Japan
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About Wakefieldite-(Nd)Hide

Formula:
Nd(VO4)
Colour:
Colorless or slightly reddish pink in thin section
Crystal System:
Tetragonal
Member of:
Xenotime Group
Name:
Nd-dominant analogue of wakefieldite-(Ce), wakefieldite-(La), and wakefieldite-(Y). The original wakefieldite (renamed to wakefieldite-(Y) in 1987) was named for the lake (originally called Lake Wakefield, now called Lac Saint-Pierre) near its type locality, the Evans-Lou mine.
Xenotime Group.


Unique IdentifiersHide

Mindat ID:
38894
Long-form identifier:
mindat:1:1:38894:0

Similar NamesHide

Wakefieldite
Wakefieldite-(Ce)A valid IMA mineral speciesCe(VO4)
Wakefieldite-(La)A valid IMA mineral speciesLa(VO4)
Wakefieldite-(Y)A valid IMA mineral speciesY(VO4)

IMA Classification of Wakefieldite-(Nd)Hide

IMA status:
Approved
IMA Formula:
NdV5+O4
Approval year:
2008
First published:
2011

Classification of Wakefieldite-(Nd)Hide

Strunz-mindat (2026):
8.AD.35

8 : PHOSPHATES, ARSENATES, VANADATES
A : Phosphates, etc. without additional anions, without H2O
D : With only large cations

Mineral SymbolsHide

As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.

SymbolSourceReference for Standard
Wf-NdIMA–CNMNCWarr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43

Physical Properties of Wakefieldite-(Nd)Hide

Transparency:
Transparent
Colour:
Colorless or slightly reddish pink in thin section

Optical Data of Wakefieldite-(Nd)Hide

Anisotropism:
Weak
Colour in reflected light:
Dark gray
Pleochroism:
Weak

Chemistry of Wakefieldite-(Nd)Hide

Mindat Formula:
Nd(VO4)
Element Weights:
Element% weight
Nd55.653 %
O24.692 %
V19.655 %

Calculated from ideal end-member formula.
Nd
O
V
Elements listed:
Nd, O, V - search for minerals with similar chemistry

Crystallography of Wakefieldite-(Nd)Hide

Crystal System:
Tetragonal
Class (H-M):
4/mmm(4/m2/m2/m) - Ditetragonal Dipyramidal
Space Group:
I41/amd
Cell Parameters:
a = 7.338 Å, c = 6.509 Å
Ratio:
a:c = 1 : 0.887
Unit Cell V:
350.49 ų (Calculated from Unit Cell)

Crystal StructureHide

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IDSpeciesReferenceLinkYearLocalityPressure (GPa)Temp (K)
0013801Wakefieldite-(Nd)Chakoumakos B C, Abraham M M, Boatner L A (1994) Crystal structure refinements of zircon-type MVO4 (M = Sc, Y, Ce, Pr, Nd, Tb, Ho, Er, Tm, Yb, Lu) Journal of Solid State Chemistry 109 197-2021994synthetic0293
CIF Raw Data - click here to close

X-Ray Powder DiffractionHide

Powder Diffraction Data:
d-spacingIntensity
4.84 Å(27)
3.67 Å(100)
2.92 Å(7)
2.74 Å(51)
2.60 Å(11)
2.29 Å(9)
2.09 Å(14)
1.886 Å(25)
Locality:
Arase mine, Kami city, Kochi Prefecture, Japan

Geological EnvironmentHide

Paragenetic Mode(s):
Paragenetic ModeEarliest Age (Ga)
High-? alteration and/or metamorphism
31 : Thermally altered carbonate, phosphate, and iron formations
Stage 4b: Highly evolved igneous rocks>3.0
34 : Complex granite pegmatites

Type Occurrence of Wakefieldite-(Nd)Hide

Type Locality:
ⓘ Arase mine, Kami city, Kochi Prefecture, Japan
General Appearance of Type Material:
Grains in caryopilite, not exceeding 20 µm in size.
Place of Conservation of Type Material:
Geological Museum, Geological Survey of Japan, AIST, Tsukuba, Japan (GSJ D39505 and M41500)
Geological Setting of Type Material:
Stratiform ferromanganese deposit.
Associated Minerals at Type Locality:
HematiteCaryopiliteCalciteRhodochrosite

Synonyms of Wakefieldite-(Nd)Hide

Other Language Names for Wakefieldite-(Nd)Hide

Relationship of Wakefieldite-(Nd) to other SpeciesHide

Member of:
Xenotime Group
Other Members of Xenotime Group:
Anningite-(Ce)(Ca0.5Ce4+0.5)(VO4)Tet. 4/mmm(4/m2/m2/m) : I41/amd
Chernovite-(Y)Y(AsO4)Tet. 4/mmm(4/m2/m2/m) : I41/amd
PretuliteSc(PO4)Tet. 4/mmm(4/m2/m2/m) : I41/amd
Wakefieldite-(Ce)Ce(VO4)Tet. 4/mmm(4/m2/m2/m) : I41/amd
Wakefieldite-(La)La(VO4)Tet. 4/mmm(4/m2/m2/m) : I41/amd
Wakefieldite-(Y)Y(VO4)Tet. 4/mmm(4/m2/m2/m) : I41/amd

Common AssociatesHide

Associations Based on Photo Data:
1 photo of Wakefieldite-(Nd) associated with CalciteCaCO3
1 photo of Wakefieldite-(Nd) associated with CaryopiliteMn2+3Si2O5(OH)4
1 photo of Wakefieldite-(Nd) associated with HematiteFe2O3
1 photo of Wakefieldite-(Nd) associated with QuartzSiO2
1 photo of Wakefieldite-(Nd) associated with MuscoviteKAl2(AlSi3O10)(OH)2

Related Minerals - Strunz-mindat GroupingHide

8.AD.'Unnamed (Monoclinic polymorph of ximengite)'Bi(PO4)Mon. 2/m : P21/m
8.AD.KepleriteCa9(Ca0.5◻0.5)Mg(PO4)7Trig. 3m : R3c
8.AD.MazoriteBa3(PO4)2Trig. 3m(32/m) : R3m
8.AD.DeynekoiteCa9◻Fe3+(PO4)7Trig. 3m : R3c
8.AD.Monazite-(Gd)Gd(PO4)Mon. 2/m : P21/c
8.AD.05NahpoiteNa2(PO3OH)Mon. 2/m : P21/m
8.AD.10WeiliteCa(HAsO4)Tric. 1 : P1
8.AD.10ŠvenekiteCa(H2AsO4)2Tric. 1 : P1
8.AD.10MonetiteCa(PO3OH)Tric. 1
8.AD.15Archerite(K,NH4)(H2PO4)Tet. 42m : I42d
8.AD.15BiphosphammiteNH4(H2PO4)Tet. 422 : I4122
8.AD.20Phosphammite(NH4)2(PO3OH)Mon. 2/m : P21/c
8.AD.25BuchwalditeNaCa(PO4)Orth. mm2 : Pmn21
8.AD.30SchulténitePb(HAsO4)Mon. 2/m : P2/b
8.AD.35DreyeriteBi(VO4)Tet. 4/mmm(4/m2/m2/m) : I41/amd
8.AD.35Wakefieldite-(La)La(VO4)Tet. 4/mmm(4/m2/m2/m) : I41/amd
8.AD.35Anningite-(Ce)(Ca0.5Ce4+0.5)(VO4)Tet. 4/mmm(4/m2/m2/m) : I41/amd
8.AD.35PretuliteSc(PO4)Tet. 4/mmm(4/m2/m2/m) : I41/amd
8.AD.35Wakefieldite-(Ce)Ce(VO4)Tet. 4/mmm(4/m2/m2/m) : I41/amd
8.AD.35Wakefieldite-(Y)Y(VO4)Tet. 4/mmm(4/m2/m2/m) : I41/amd
8.AD.35Xenotime-(Yb)Yb(PO4)Tet. 4/mmm(4/m2/m2/m) : I41/amd
8.AD.35'Chernovite-(Ce)'(Ce,Y)(AsO4)Tet.
8.AD.35Xenotime-(Gd)Gd(PO4)Tet. 4/mmm(4/m2/m2/m) : I41/amd
8.AD.35Chernovite-(Y)Y(AsO4)Tet. 4/mmm(4/m2/m2/m) : I41/amd
8.AD.35Xenotime-(Y)Y(PO4)Tet. 4/mmm(4/m2/m2/m) : I41/amd
8.AD.40PucheriteBi(VO4)Orth. mmm(2/m2/m2/m)
8.AD.45XimengiteBi(PO4)Trig. 32 : P3121
8.AD.50'UM2005-35-VO:CaFePSiTh'(Th,Ca)(VO4,SiO4,PO4)
8.AD.50RooseveltiteBi(AsO4)Mon. 2/m : P21/c
8.AD.50Gasparite-(Ce)Ce(AsO4)Mon. 2/m : P21/c
8.AD.50Monazite-(Sm)Sm(PO4)Mon. 2/m : P21/c
8.AD.50Monazite-(Ce)Ce(PO4)Mon. 2/m : P21/c
8.AD.50Monazite-(La)La(PO4)Mon. 2/m : P21/c
8.AD.50Monazite-(Nd)Nd(PO4)Mon. 2/m : P21/c
8.AD.50Gasparite-(La)La(AsO4)Mon. 2/m : P21/c
8.AD.50CheraliteCaTh(PO4)2Mon. 2/m : P21/c
8.AD.55TetrarooseveltiteBi(AsO4)Tet. 4/m : I41/a
8.AD.60Chursinite[Hg2]2+Hg2+2[AsO4]2Mon. 2/m : P21/c
8.AD.65ClinobisvaniteBi(VO4)Mon. 2/m : B2/b
8.AD.70GurimiteBa3(VO4)2Trig. 3m : R3m
8.AD.75PicaiteNaCa[AsO3OH][AsO2(OH)2]Mon. 2/m : P21/c

Other InformationHide

Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

Internet Links for Wakefieldite-(Nd)Hide

References for Wakefieldite-(Nd)Hide

Localities for Wakefieldite-(Nd)Hide

Showing 3 localities.

This 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.
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Locality ListHide

- This locality has map coordinates listed. - This locality has estimated coordinates. ⓘ - Click for references and further information on this occurrence. ? - Indicates mineral may be doubtful at this locality. - Good crystals or important locality for species. - World class for species or very significant. (TL) - Type Locality for a valid mineral species. (FRL) - First Recorded Locality for everything else (eg varieties). Struck out - Mineral was erroneously reported from this locality. Faded * - Never found at this locality but inferred to have existed at some point in the past (e.g. from pseudomorphs).

All localities listed without proper references should be considered as questionable.
Belgium
 
  • Wallonia
    • Luxembourg
Specimen auctioned by Carsten Slotta
Germany
 
  • Thuringia
    • Nordhausen District
      • Harztor
        • Ilfeld
Gröbner et al. (2011)
Japan (TL)
 
  • Kochi Prefecture
    • Kami city
Moriyama et al. (2011)
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