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Cebaite-(Ce)

A valid IMA mineral species
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About Cebaite-(Ce)Hide

Formula:
Ba3Ce2(CO3)5F2
Colour:
Yellow to waxy-yellow
Lustre:
Vitreous, Waxy, Greasy
Hardness:
4½ - 5
Specific Gravity:
4.31 - 4.66
Crystal System:
Monoclinic
Name:
Originally named simply cebaite for the composition that includes CErium and BArium. The suffix was added in 1987 and denotes the dominant rare earth element.
This page provides mineralogical data about Cebaite-(Ce).


Unique IdentifiersHide

Mindat ID:
923
Long-form identifier:
mindat:1:1:923:8
GUID
(UUID V4):
59312682-f356-4197-a31d-9c465eb15488

IMA Classification of Cebaite-(Ce)Hide

Approved
IMA status notes:
Renamed by the IMA
First published:
1972

Classification of Cebaite-(Ce)Hide

5.BD.15

5 : CARBONATES (NITRATES)
B : Carbonates with additional anions, without H2O
D : With rare earth elements (REE)
16a.1.9.1

16a : ANHYDROUS CARBONATES CONTAINING HYDROXYL OR HALOGEN
1 : (AB)(XO3)Zq
12.1.21

12 : Carbonates with other anions
1 : Carbonates with halides

Mineral SymbolsHide

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

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

Physical Properties of Cebaite-(Ce)Hide

Vitreous, Waxy, Greasy
Transparency:
Transparent
Colour:
Yellow to waxy-yellow
Streak:
Yellow-orange to pale gray
Hardness:
4½ - 5 on Mohs scale
Cleavage:
Imperfect/Fair
{301}
Fracture:
Irregular/Uneven
Density:
4.31 - 4.66 g/cm3 (Measured)    4.81 g/cm3 (Calculated)

Optical Data of Cebaite-(Ce)Hide

Type:
Biaxial (-)
RI values:
nα = 1.598 - 1.604 nβ = 1.735 nγ = 1.740 - 1.748
2V:
Measured: 5° to 10°, Calculated: 20° to 32°
Max Birefringence:
δ = 0.142 - 0.144
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
High
Dispersion:
none

Chemistry of Cebaite-(Ce)Hide

Mindat Formula:
Ba3Ce2(CO3)5F2

Crystallography of Cebaite-(Ce)Hide

Crystal System:
Monoclinic
Class (H-M):
2/m - Prismatic
Space Group:
B2/m
Setting:
C2/m
Cell Parameters:
a = 21.42(5) Å, b = 5.078(5) Å, c = 13.30(5) Å
β = 94.8(2)°
Ratio:
a:b:c = 4.218 : 1 : 2.619
Unit Cell V:
1,441.58 ų (Calculated from Unit Cell)
Z:
4

Crystal StructureHide

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IDSpeciesReferenceLinkYearLocalityPressure (GPa)Temp (K)
0014872Cebaite-(Ce)Yang Z (1995) Structure redetermination of natural cebaite-(Ce), Ba3Ce2(CO3)5F2 Neues Jahrbuch fur Mineralogie, Monatshefte 1995 56-641995Bayan Obo REE-Nb-Fe deposit, Inner Mongolia, China0293
CIF Raw Data - click here to close

X-Ray Powder DiffractionHide

Powder Diffraction Data:
d-spacingIntensity
3.98 Å(80)
3.25 Å(100)
2.52 Å(30)
2.35 Å(30)
2.20 Å(40)
2.11 Å(80)
1.99 Å(90)
1.26 Å(30)

Geological EnvironmentHide

Paragenetic Mode(s):
Paragenetic ModeEarliest Age (Ga)
Stage 4b: Highly evolved igneous rocks>3.0
35 : Ultra-alkali and agpaitic igneous rocks
36 : Carbonatites, kimberlites, and related igneous rocks

Type Occurrence of Cebaite-(Ce)Hide

General Appearance of Type Material:
As tabular grains, to 0.2 mm, and granular aggregates.
Place of Conservation of Type Material:
IGG, Beijing, China, KDX 006 (type).
Associated Minerals at Type Locality:

Synonyms of Cebaite-(Ce)Hide

Cebaite (in part)

Other Language Names for Cebaite-(Ce)Hide

Related Minerals - Strunz-mindat GroupingHide

5.BD.Cordylite-(La)(Na,Ca)Ba(La,Ce,Sr)2(CO3)4F Hex. 6/mmm (6/m 2/m 2/m) : P63/mmc
5.BD.05Cordylite-(Ce)NaBaCe2(CO3)4F Hex. 6/mmm (6/m 2/m 2/m) : P63/mmc
5.BD.05Lukechangite-(Ce)Na3Ce2(CO3)4FHex. 6mm : P63mc
5.BD.05Unnamed (Cordylite-like (Ca0.5[]0.5)BaCe2[CO3]4F)Ca◻Ba2Ce4[CO3]8F2
5.BD.10Zhonghuacerite-(Ce)Ba2Ce(CO3)3FTrig.
5.BD.10Kukharenkoite-(Ce)Ba2Ce(CO3)3FMon. 2/m : P21/m
5.BD.10Kukharenkoite-(La)Ba2(La,Ce,Th)(CO3)3FMon. 2/m : P21/m
5.BD.15Cebaite-(Nd)Ba3(Nd,Ce)2(CO3)5F2Mon.
5.BD.18Arisite-(Ce)NaCe2(CO3)2[F2x(CO3)1-x]FHex. 6 m2 : P6m2
5.BD.18Arisite-(La)NaLa2(CO3)2[F2x(CO3)1-x]FHex. 6 m2 : P6m2
5.BD.20aBastnÀsite-(Ce)Ce(CO3)FHex. 6 m2 : P6c2
5.BD.20aBastnÀsite-(La)La(CO3)FHex. 6 m2 : P62c
5.BD.20aBastnÀsite-(Y)Y(CO3)FHex. 6 m2 : P62c
5.BD.20aHydroxylbastnÀsite-(Ce)Ce(CO3)(OH)Hex. 6 : P6
5.BD.20aHydroxylbastnÀsite-(Nd)Nd(CO3)(OH)Hex. 6 m2 : P62c
5.BD.20aHydroxylbastnÀsite-(La)(La,Nd,Ce)(CO3)(OH,F)Hex. 6 : P6
5.BD.20bParisite-(Ce)CaCe2(CO3)3F2Mon. m : Bb
5.BD.20bParisite-(Nd)Ca(Nd,Ce,La)2(CO3)3F2
5.BD.20dRöntgenite-(Ce)Ca2(Ce,La)3(CO3)5F3Trig. 3 : R3
5.BD.20cSynchysite-(Ce)CaCe(CO3)2FMon. 2/m : B2/b
5.BD.20cSynchysite-(Nd)CaNd(CO3)2FOrth.
5.BD.20cSynchysite-(Y)CaY(CO3)2FMon. 2/m : B2/b
5.BD.20aThorbastnÀsiteThCa(CO3)2F2 · 3H2OHex. 6 m2 : P62c
5.BD.20aBastnÀsite-(Nd)Nd(CO3)F Hex. 6 m2 : P62c
5.BD.20cHydroxylsynchysite-(Ce)Ca(Ce,La)(CO3)2(OH)
5.BD.20cSynchysite-(La) Ca(La,Nd)(CO3)2F
5.BD.20bParisite-(La)CaLa2(CO3)3F2Mon.
5.BD.25HorvĂĄthite-(Y)NaY(CO3)F2Orth. mmm (2/m 2/m 2/m) : Pmmn
5.BD.25Qaqarssukite-(Ce)Ba(Ce,REE)(CO3)2FTrig. 3 : P3
5.BD.35Huanghoite-(Ce)BaCe(CO3)2FTrig. 3m (3 2/m) : R3m

Other InformationHide

Notes:
Readily dissolves in dilute HCl and in other strong inorganic acids.
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 Cebaite-(Ce)Hide

References for Cebaite-(Ce)Hide

Reference List:

Localities for Cebaite-(Ce)Hide

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.

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.
Canada
 
  • British Columbia
    • Cariboo Mining Division
      • Wicheeda Lake
Dalsin et al. (2015)
    • Golden Mining Division
Canadian Museum of Nature collection
  • QuĂ©bec
    • Nord-du-QuĂ©bec
Nadeau et al. (2015)
      • Nunavik
Mitchell et al. (2017)
China (TL)
 
  • Inner Mongolia
    • Baotou City (Baotou Prefecture)
      • Bayan Obo mining district
        • Bayan Obo
          • Bayan Obo deposit
Liu +1 other reference
www.encyclopedia.com (n.d.)
          • Dulahala
Yang et al. (2003)
  • Jiangxi
    • Ganzhou
      • Xunwu Co.
Yunhuai Lin (1986)
Namibia
 
  • Erongo Region
    • Arandis Constituency
Irene M. Abraham (2009)
Russia
 
  • Murmansk Oblast
...
Zaitsev et al. (1998) +1 other reference
 
Mineral and/or Locality  
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