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Fluocerite-(Ce)

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Formula:
(Ce,La)F3
Colour:
Light yellow; darkening to yellow- and red-brown; colourless to pale pink (transmitted light)
Lustre:
Vitreous, Resinous, Pearly
Hardness:
4½ - 5
Specific Gravity:
5.93 - 6.14
Crystal System:
Trigonal
Name:
In allusion to its composition containing FLUOrine and CERium, plus the "-(Ce)" suffix due to cerium being the dominant rare earth element (REE).
The cerium analogue of fluocerite-(La) and (orthorhombic) waimirite-(Y).


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Classification of Fluocerite-(Ce)Hide

Approved, 'Grandfathered' (first described prior to 1959)
3.AC.15

3 : HALIDES
A : Simple halides, without H2O
C : M:X = 1:3
9.3.4.1

9 : NORMAL HALIDES
3 : AX3
8.7.1

8 : Halides - Fluorides, Chlorides, Bromides and Iodides; also Fluoborates and Fluosilicates
7 : Halides of the rare earth metals

Pronounciation of Fluocerite-(Ce)Hide

Pronounciation:
PlayRecorded byCountry
Jolyon & Katya RalphUnited Kingdom

Physical Properties of Fluocerite-(Ce)Hide

Vitreous, Resinous, Pearly
Transparency:
Transparent, Translucent
Colour:
Light yellow; darkening to yellow- and red-brown; colourless to pale pink (transmitted light)
Streak:
Off-white
Hardness:
4½ - 5 on Mohs scale
Tenacity:
Brittle
Cleavage:
Distinct/Good
{0001} distinct; {11_20} indistinct.
Fracture:
Irregular/Uneven, Splintery, Sub-Conchoidal
Density:
5.93 - 6.14 g/cm3 (Measured)    

Optical Data of Fluocerite-(Ce)Hide

Type:
Uniaxial (-)
RI values:
nω = 1.612 - 1.618 nε = 1.607 - 1.611
Max Birefringence:
δ = 0.005 - 0.007
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
Moderate

Chemical Properties of Fluocerite-(Ce)Hide

Formula:
(Ce,La)F3
IMA Formula:
CeF3

Crystallography of Fluocerite-(Ce)Hide

Crystal System:
Trigonal
Class (H-M):
3m (3 2/m) - Hexagonal Scalenohedral
Space Group:
P3c1
Cell Parameters:
a = 7.131 Å, c = 7.286 Å
Ratio:
a:c = 1 : 1.022
Unit Cell V:
320.86 ų (Calculated from Unit Cell)
Morphology:
Crystals prismatic [0001] or tabular {0001}. Massive, coarsely granular.

Type Occurrence of Fluocerite-(Ce)Hide

Other Language Names for Fluocerite-(Ce)Hide

Common AssociatesHide

Associated Minerals Based on Photo Data:
Bastnäsite-(Ce)11 photos of Fluocerite-(Ce) associated with Bastnäsite-(Ce) on mindat.org.
Fluorite4 photos of Fluocerite-(Ce) associated with Fluorite on mindat.org.
Rutile4 photos of Fluocerite-(Ce) associated with Rutile on mindat.org.
Hematite3 photos of Fluocerite-(Ce) associated with Hematite on mindat.org.
Allanite-(Ce)2 photos of Fluocerite-(Ce) associated with Allanite-(Ce) on mindat.org.
Cryolite2 photos of Fluocerite-(Ce) associated with Cryolite on mindat.org.
Monazite-(Ce)2 photos of Fluocerite-(Ce) associated with Monazite-(Ce) on mindat.org.
Euxenite-(Y)1 photo of Fluocerite-(Ce) associated with Euxenite-(Y) on mindat.org.
Kuliokite-(Y)1 photo of Fluocerite-(Ce) associated with Kuliokite-(Y) on mindat.org.
Yttrofluorite1 photo of Fluocerite-(Ce) associated with Yttrofluorite on mindat.org.

Related Minerals - Nickel-Strunz GroupingHide

3.AC.05ZharchikhiteAlF(OH)2Mon.
3.AC.10MolysiteFeCl3Hex.
3.AC.15Fluocerite-(La)(La,Ce)F3Trig. 3m (3 2/m) : P3c1
3.AC.20GananiteBiF3

Related Minerals - Dana Grouping (8th Ed.)Hide

9.3.4.2Fluocerite-(La)(La,Ce)F3Trig. 3m (3 2/m) : P3c1

Related Minerals - Hey's Chemical Index of Minerals GroupingHide

8.7.2Fluocerite-(La)(La,Ce)F3Trig. 3m (3 2/m) : P3c1
8.7.3Tveitite-(Y)(Y, Na)6Ca6Ca6F42Trig. 3 : R3
8.7.4Gagarinite-(Y)NaCaYF6Hex. 6/m : P63/m

Other InformationHide

Notes:
Soluble in H2SO4 but virtually unaffected by HCl or HNO3.
Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

References for Fluocerite-(Ce)Hide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Berzelius (1818): 6: 56 (as Neutralt flussspatssyradt).
Allen and Comstock (1880) American Journal of Science: 19: 390.
Hillebrand (1899) American Journal of Science: 7: 51.
Flink (1910) Arkiv för Kemi, Mineralogi och Geologi, Stockholm: 3: 1.
Koechlin (1912) Mineralogische und petrographische Mitteilungen, Vienna: 31: 528.
Geijer (1921) Geologiska Föeningens I Stockholm. Förhandlinger, Stockholm: 43: 19.
Oftedal (1931) Zeitschrift für Physikalische Chemie, Leipzig, Berlin: Abteilung B: 13: 190.
Palache, Charles, Harry Berman & Clifford Frondel (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana Yale University 1837-1892, Volume II: Halides, Nitrates, Borates, Carbonates, Sulfates, Phosphates, Arsenates, Tungstates, Molybdates, Etc. John Wiley and Sons, Inc., New York, 7th edition, revised and enlarged: 48.
Cheetham, A. K., Fender, B. E. F., Fuess, H., Wright, A. F. (1976): A powder neutron diffraction study of lanthanum and cerium trifluorides. Acta Crystallographica B32, 94-97.
Mineralogical Magazine (1983): 47: 41.
Neues Jahrbuch für Mineralogie, Monatshefte (1994): 529.
Mineralogical Record (1990): 21: 429.
Anthony, J.W., Bideaux, R.A., Bladh, K.W., and Nichols, M.C. (1997) Handbook of Mineralogy, Volume III. Halides, Hydroxides, Oxides. Mineral Data Publishing, Tucson, AZ, 628pp.: 203.
American Mineralogist (1987): 72: 1031 (Appendix 2).

Internet Links for Fluocerite-(Ce)Hide

Localities for Fluocerite-(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 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 (eg from pseudomorphs.)

All localities listed without proper references should be considered as questionable.
Australia
 
  • South Australia
    • Flinders Ranges
      • North Flinders Ranges
        • Mt Babbage area (Inlier)
Wulser PA et al. U-Th-REE mobility in and around the Mt Painter & Mt Babbage inliers, Northern Flinders Ranges, South Australia. 2005, Abstracts Geol. Soc. Austra. Vol.78
Brazil
 
  • Amazonas
    • Presidente Figueiredo
      • Pitinga mine
A. C. Bastos Neto, V. P. Pereira, L. H. Ronchi, E. F. de Lima and J. C. Frantz (2009): The world-class Sn, Nb, Ta, F (Y, REE, Li) deposit and the massive cryolite associated with the albite-enriched facies of the Madeira A-type granite, Pitinga mining district, Amazonas State, Brazil. Canadian Mineralogist 47, 1329-1357.; Horbe, A. M. C., & da Costa, M. L. (1999). Geochemical evolution of a lateritic Sn–Zr–Th–Nb–Y–REE-bearing ore body derived from apogranite: the case of Pitinga, Amazonas—Brazil. Journal of Geochemical Exploration, 66(1), 339-351.
  • Bahia
    • Novo Horizonte
      • Tapera
Menezes Filho, Luiz A.D. (2016)
  • Minas Gerais
    • Iron Quadrangle
      • Ouro Preto
        • Cachoeira do Campo district
          • Dom Bosco
Hussak and Prior (1900) Mineralogical Magazine: 12: 244.
Canada
 
  • Québec & Newfoundland and Labrador
Gysi, A. and Williams-Jones A.: (2013) Hydrothermal Mobilization of pegmatite hosted REE and Zr at Strange Lake, Canada; a reaction path model; Geo et Cosm Acta v. 122 p. 324-352
China
 
  • Hebei Province
    • Zhangjiakou Prefecture
Zhang Peishan, Yang Zhuming, Tao Kejie, and Yang Xueming (1996): "Mineralogy and Geology of Rare Earths in China", Science Press (Beijing), 226 pp.
Zhang Peishan, Yang Zhuming, Tao Kejie, and Yang Xueming (1996): "Mineralogy and Geology of Rare Earths in China", Science Press (Beijing), 226 pp.
  • Xinjiang Autonomous Region
    • Akesu Prefecture (Aksu Prefecture; Aqsu Prefecture)
      • Baicheng Co. (Bay Co.)
Jingwu Yin, Guowu Li, Guangming Yang, Xiangkun Ge, Haiming Xu and Jun Wang (2015) Fluornatropyrochlore, a new pyrochlore supergroup mineral from the Boziguoer rare earth element deposit, Baicheng County, Akesu, Xinjiang, China. Canadian Mineralogist. 53,455-460
Finland
 
  • Southwestern Finland Region
    • Kemiö Island (Kimito Island)
Ilkka Mikkola collection, XRD and EPMA
    • Pargas (Parainen)
      • Iniö
Chemical analysis (Laht i & Suominen 1988)
Germany
 
  • Baden-Württemberg
    • Black Forest
      • Wolfach
        • Oberwolfach
          • Rankach valley
Walenta, K. (1992): Die Mineralien des Schwarzwaldes. Chr. Weise Verlag, München, 336 pp. (in German); KOLITSCH, U., GRÖBNER, J. & BAYERL, R. (1995): Die Mineralien der Silber-Antimon-Vererzungen der Grube Clara im Zeitraum 1993 bis 1995. - Erzgräber 9 (2), 61-77. ; KOLITSCH, U. & GÖTZINGER, M. (2000): Einige Neufunde aus der Grube Clara im mittleren Schwarzwald: Eulytin, Namibit, Volborthit, Gearksutit, Spertiniit, Monazit-(La), Protasit, Sainfeldit, Cyanotrichit und Vauquelinit. - Erzgräber 14, 33-47.
  • Hesse
    • Limburg
      • Mensfelden
http://taunusmineralien.de/Stbr.Birkenkopf.html
  • Saxony
    • Erzgebirge
      • Altenberg
Mineralien-Welt, (2), 17-39.
Namibia
 
  • Erongo Region
JAHN, St.; SCHNAITMANN, E.A.; NIEDERMAYR, G. (2010): Spektakuläre Neufunde aus dem Erongo (IV). - MINERALIEN-Welt (5), 60-66.
Nigeria
 
  • Nassarawa State (Nasarawa State)
Mineralogical Magazine (1983): 47: 41-46.
Norway
 
  • Aust-Agder
    • Iveland
      • Birkeland
Neumann, H. & Bergstøl, S. (1963): Contributions to the mineralogy of Norway No.17. Cerianite from cleavelandite pegmatite dykes in Iveland. Norsk Geologisk Tidsskrift 43,247-255
Frigstad, O. F. (1999): Amazonittpegmatitter i Iveland-Evje. Bergverksmuseets Skrift 15: 60-73.
      • Kåbuland
Neumann, H. & Bergstøl, S. (1963): Contributions to the mineralogy of Norway No.17. Cerianite from cleavelandite pegmatite dykes in Iveland. Norsk Geologisk Tidsskrift 43,247-255 + Neumann (1985, p. 51).
  • Nordland
    • Tysfjord
      • Drag
Sverdrup, T.L., Sæbø,P.Chr. & Bryn, K.Ö. (1965): Contribution to the Mineralogy of Norway No. 31. Tysonite (fluocerite), a new mineral for Norway. Norsk Geologisk Tidsskrift 45: 177-188
Husdal, T. (2008): The minerals of the pegmatites within the Tysfjord granite, northern Norway. Norsk Bergverksmuseum.Skrift 38: 5-28
Neumann, H. (1959): Contributions to the mineralogy of Norway. No. 1. An introduction. Norsk Geologisk Tidskrift. 39, 231-236.
  • Telemark
    • Drangedal
      • Tørdal
Sverdrup, T.L., Sæbø,P.Chr. & Bryn, K.Ö. (1965): Contribution to the Mineralogy of Norway No. 31. Tysonite (fluocerite), a new mineral for Norway. Norsk Geologisk Tidsskrift 45: 177-188
Larsen, A.O. (1982): Mineralene i Skarsfjell pegmatittbrudd, Tørdal. in Geologisk Museum. Interne notater 1961-1990. Published by Geologisk Museums Venner, Oslo 1991, p 101
Portugal
 
  • Azores District
    • São Miguel Island
      • Água de Pau Massif
Samples collected by Luigi Chiappino and analysed by Dr. Anthony Kampf, Natural History Museum of Los Angeles County, USA
Russia
 
  • Eastern-Siberian Region
    • Transbaikalia (Zabaykalye)
      • Chitinskaya Oblast'
P.M. Karashov data
South Africa
 
  • Gauteng Province
    • Pretoria District (Tshwane District)
S. Weinert (2006) Locality Data Sheet ML35 (South African Micromount Society); Rocks & Minerals 83:5 pp 410-421
  • Limpopo Province
    • Bushveld Complex
      • Waterberg District
        • Naboomspruit (Mookgophong)
Atanasova, M., Cairncross, B. and Windisch, W.R. (2016) Microminerals of the Bushveld Complex, South Africa. Popular Geoscience Series 6, Council for Geoscience, Pretoria, South Africa, 79 pg
  • Northern Cape Province
    • ZF Mgcawu District
      • Kenhardt
Minerals of South Africa
Sweden (TL)
 
  • Dalarna
    • Falun
Geologiska Föeningens I Stockholm. Förhandlinger, Stockholm: 1, 119; 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: 49.
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: 49; Mineralogical Magazine (1983): 47: 41. Kjellman (unpublished)
    • Säter
      • St. Skedevi
Weibull, M. (1886): Om fluoceriten från Österby i Dalarne. Geologiska Föreningens i Stockholm Förhandlingar 8, 496-500
  • Jämtland
    • Bräcke
in the collection of NHM Stockholm
  • Västmanland
    • Skinnskatteberg
      • Riddarhyttan
Öhman, L. , Nysten, P. and Langhof, J. (2004): Famous mineral localities: the Bastnäs mines - Riddarhyttan ore field, Bergslagen district, Västmanland, Sweden. The Mineralogical Record, 35 (3):187-200
USA
 
  • California
    • San Bernardino Co.
      • Clark Mts (Clark Mountain Range)
        • Mountain Pass District
          • Mountain Pass
USGS Bulletin 2160
  • Colorado
    • Clear Creek Co.
      • Dailey District (Jones Pass District)
Minerals of Colorado (1997) Eckels, E. B.; USGS Open-File Report 80-661
    • El Paso Co.
Minerals of Colorado (1997) E.B. Eckels
"Minerals of Colorado, updated & revised", p. 14, by Eckel, Edwin B., 1997
      • Mount Rosa
Minerals of Colorado (1997) Eckels, E. B.
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: 49.
Müller, M. M., Kleebe, H.-J., Lauterbach, S. and Zito, G. (2011): Crystallographic orientation relationship between bastnaesite, fluocerite and cerianite observed in a crystal from the pikes peak pegmatites. Z. Kristallogr. 226 (2011) 467-475.
    • Jefferson Co.
      • South Platte Pegmatite District
Mineralogical Record: 21: 429; Rocks & Minerals: 64: 471.
    • Park Co.
Jim Hall
    • Teller Co.
Rocks & Minerals: 63: 457.
  • New Hampshire
    • Carroll Co.
      • Albany
Rocks & Minerals (1990): 65: 295.
    • Grafton Co.
      • Bethlehem
Nashua Min. Soc. Disp. Cat., 1995; Rocks & Minerals (2005) 80:242-261 New Hampshire Mineral Locality Index
  • New York
John H. Betts (2009) "The minerals of New York City", Rocks & Minerals, 84, 204-240.
Mineral and/or Locality  
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