Mindat Logo
Home Page Log In Message Board The Mindat Directory
Register Search Pages Chat Now! (2 online) Mindat Auctions

Britholite-(Ce)

Big Photo

In den Dellen quarries, Niedermendig, Mendig, Laach lake volcanic complex, Eifel Mts, Rhineland-Palatinate, Germany
© Fred Kruijen

Show Britholite-(Ce) Photos (21)
Formula:
Ca
 
2
(Ce,Ca)
 
3
[(OH,F)|(SiO
 
4
,PO
 
4
)
 
3
]
System:HexagonalHardness:5½


Britholite Group.

Classification of Britholite-(Ce)

IMA status:Approved
Strunz 8th edition ID:8/B.27-60
Nickel-Strunz 10th (pending) edition ID:9.AH.25

9 : SILICATES (Germanates)
A : Nesosilicates
H : Nesosilicates with CO3, SO4, PO4, etc.
Dana 8th edition ID:52.4.9.1

52 : NESOSILICATES Insular SiO4 Groups and O,OH,F,H2O
4 : Insular SiO4 Groups and O, OH, F, and H2O with cations in [6] and/or >[6] coordination
Hey's CIM Ref.:17.6.15

17 : Silicates Containing other Anions
6 : Silicates with phosphate
mindat.org URL:http://www.mindat.org/min-775.html
Please feel free to link to this page.

Type Occurrence of Britholite-(Ce)

Type Locality:Naujakasik (Naajakasik), Tunugdliarfik Firth (Eriksfjord), Ilimaussaq complex, Narsaq, Kitaa (West Greenland) Province, Greenland

Physical Properties of Britholite-(Ce)

Hardness (Mohs):5½

Crystallography of Britholite-(Ce)

Crystal System:Hexagonal

Optical Data of Britholite-(Ce)

Type:Uniaxial (+/-)
RI values: nα = 1.770 nβ = 1.810
Maximum Birefringence:δ = 1.770

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

Chemical Properties of Britholite-(Ce)

Formula:
Ca
 
2
(Ce,Ca)
 
3
[(OH,F)|(SiO
 
4
,PO
 
4
)
 
3
]
Essential elements:Ce, H, O, Si
All elements listed in formula:Ca, Ce, F, H, O, P, Si

Relationship of Britholite-(Ce) to other Species

Related Minerals - Nickel-Strunz Grouping):

- +
9.AH.05Iimoriite-(Y)
Y
 
2
[CO
 
3
|SiO
 
4
]
9.AH.10Tundrite-(Ce)
Na
 
2
Ce
 
2
TiO
 
2
(SiO
 
4
)(CO
 
3
)
 
2
9.AH.10Tundrite-(Nd)
Na
 
3
(Nd,La)
 
4
(Ti,Nb)
 
2
(SiO
 
4
)
 
2
(CO
 
3
)
 
3
O
 
4
(OH)·2H
 
2
O
9.AH.15Paraspurrite
Ca
 
5
[CO
 
3
|(SiO
 
4
)
 
2
]
9.AH.15Spurrite
Ca
 
5
[CO
 
3
|(SiO
 
4
)
 
2
]
9.AH.20Ternesite
Ca
 
5
[SO
 
4
|(SiO
 
4
)
 
2
]
9.AH.25Britholite-(Y)
Ca
 
2
(Y,Ca)
 
3
[(OH,F)|(SiO
 
4
,PO
 
4
)
 
3
]
9.AH.25Ellestadite-(Cl)
Ca
 
10
[Cl
 
2
|(SO
 
4
)
 
3
|(SiO
 
4
)
 
3
]
9.AH.25Fluorbritholite-(Ce)
Ca
 
2
(Ce,Ca)
 
3
[(F,OH)|(SiO
 
4
,PO
 
4
)
 
3
]
9.AH.25Ellestadite-(F)
Ca
 
10
[(F,Cl,OH)
 
2
|(SO
 
4
)
 
3
|(SiO
 
4
)
 
3
]
9.AH.25Ellestadite-(OH)
Ca
 
10
[(OH,Cl,F)
 
2
|(SO
 
4
)
 
3
|(SiO
 
4
)
 
3
]
9.AH.25Mattheddleite
Pb
 
5
(Si
 
1.5
S
 
1.5
)O
 
12
(Cl,OH)
9.AH.25Tritomite-(Ce)
(Ce,La,Y,Th)
 
5
(Si,B)
 
3
(O,OH,F)
 
13
9.AH.25Tritomite-(Y)
(Y,Ca,La,Fe)
 
5
(Si,B,Al)
 
3
(O,OH,F)
 
13
9.AH.25Fluorcalciobritholite
(Ca,Ce)
 
5
 (SiO
 
4
,PO
 
4
)
 
3
F
Related Minerals - Hey's Index Grouping:

- +
17.6.1Nagelschmidtite
Ca
 
7
[PO
 
4
|SiO
 
4
]
 
2
17.6.2Perhamite
(Ca,Sr)
 
3
Al
 
7.7
Si
 
3
P
 
4
O
 
23.5
(OH)
 
14.1
·8H
 
2
O
17.6.3Viséite
17.6.4Phosinaite
17.6.5Clinophosinaite
Na
 
12
(Ca,Sr)
 
4
(PO
 
4
)
 
4
(Si
 
4
O
 
12
)
17.6.6Karnasurtite-(Ce)
(Ce,La,Th)(Ti,Nb)(Al,Fe)(Si,P)
 
2
O
 
7
(OH)
 
4
·3H
 
2
O
17.6.7Lomonosovite
Na
 
5
Ti
 
2
[O
 
2
|PO
 
4
|Si
 
2
O
 
7
]
17.6.8Bornemanite
BaNa
 
4
Ti
 
2
NbSi
 
4
O
 
17
(F,OH)·Na
 
3
PO
 
4
17.6.9Sobolevite
Na
 
12
Ca(NaCaMn)Ti
 
2
(Si
 
2
O
 
7
)
 
2
(PO
 
4
)
 
4
O
 
3
F
 
3
17.6.10Laplandite-(Ce)
Na
 
4
CeTiPO
 
4
Si
 
7
O
 
18
·5H
 
2
O
17.6.11 Vunonnemite
Na
 
5
TiNb
 
3
Si
 
6
O
 
25
F
 
2
·2Na
 
3
PO
 
4
17.6.12Saryarkite-(Y)
Ca(Y,Th)Al
 
5
(SiO
 
4
)
 
2
(PO
 
4
,SO
 
4
)
 
2
(OH)
 
7
·6H
 
2
O
17.6.13Steenstrupine-(Ce)
Na
 
14
Mn
2+
2
(Fe
3+
 
,Mn
3+
 
)
 
2
Ce
 
6
(Zr,Th)[(OH)
 
2
|HPO
 
4
|(PO
 
4
)
 
6
|(Si
 
6
O
 
18
)
 
2
]·2H
 
2
O
17.6.14Waylandite
(Bi,Ca)Al
 
3
[(OH)
 
6
|(PO
 
4
,SiO
 
4
)
 
2
]
17.6.16Britholite-(Y)
Ca
 
2
(Y,Ca)
 
3
[(OH,F)|(SiO
 
4
,PO
 
4
)
 
3
]
17.6.17Eylettersite
(Th,Pb)Al
 
3
[(OH)
 
6
|(PO
 
4
,SiO
 
4
)
 
2
] ?

Other Names for Britholite-(Ce)

Synonyms:
Ce-BritholiteIMA1987-s.p.LessingiteLessingite-(Ce)Pravdite
Other Languages:
German:Ce-Britholit
Pravdit
Russian:Бритолит-(Ce)
Лессингит-(Ce)
Spanish:Ce-Britholita
Pravdita
Varieties:
Aluminian BritholiteCefluosilThorian Britholite-(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 Britholite-(Ce)

Reference List:Silberminz (1929) Comptes rendus de l’académie des sciences de l’U.R.S.S., series A, 55 (as Lessingite).

New Mineral Names, American Mineralogist (1930): 15: 242 (as Lessingite).

Boeggild, O.B. (1953): The Mineralogy of Greenland, Meddelelser om Grønland, Vol. 149/3, Reitzels Forlag Koebenhavn

Zeitschrift für Kristallographie: 206: 233-246.

Oberti R, Ottolini L, Della Ventura G, Parodi G C (2001) On the symmetry and crystal chemistry of britholite: New structural and microanalytical data. American Mineralogist: 86: 1066-1075.

Internet Links for Britholite-(Ce)

Search Engines:
  • Look for Britholite-(Ce) on Google
  • Look for Britholite-(Ce) images on Google
    • External Links:
  • Look for Britholite-(Ce) on Webmineral
  • Look for Britholite-(Ce) on Athena Mineralogy
  • Look for Britholite-(Ce) on Wikipedia
  • Look for Britholite-(Ce) on Mineralien Atlas
  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Search for Britholite-(Ce) in the Natural History Museum (London) online catalogue
  • Britholite-(Ce) details from Handbook of Mineralogy (PDF)
    • Mineral Dealers:
  • Fabre Minerals - search for Britholite-(Ce) specimens
  • Mineral Classics - Worldwide Collector Quality Minerals and Gems
  • Lapis Mineral Magazin
  • Wendel Minerals - Auktion & Shop
  • Fine Minerals from Dan Weinrich Minerals
  • High-end worldwide specimens & outstanding customer service
  • Find Britholite-(Ce) on www.crystalclassics.co.uk
  • Search for Britholite-(Ce) at Thames Valley Minerals
  • rare and unusual minerals mainly crystallized
  • Buy fine minerals and gemstones from Pala International
  • Wright's Rock Shop - excellent mineral specimens since 1970
  • Top quality minerals from Kristalle of California
    • Jobs:
  • Mining & Geology Jobs

    • Page Sponsor

    Sponsorship:This page is currently not sponsored. Click here to sponsor this page.

    Localities for Britholite-(Ce)

    Hide Locality List
    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.
    These maps work faster with Firefox!
    (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.
    Argentina
     
    • San Luis
    Australia
     
    • South Australia
      • Andamooka Ranges - Lake Torrens area
        • Roxby Downs
    		Lottermoser B. G. (1995). Neues.Jb. Miner. Mh.1995, 8, 371-384; Econ Geol. (1992) 87:1-28
      • Mt Lofty Ranges
        • North Mt Lofty Ranges
          • Yunta
    		 Brugger, J., Ogierman, J., Pring, A., Waldron, H., Kolitsch, U. (2006): Origin of the secondary REE-minerals at the Paratoo copper deposit near Yunta, South Australia. Mineralogical Magazine, 70, 609-627.
    Canada
     
    • Manitoba
    • Northwest Territories
    • Québec
      • Deux-Montagnes Co.
        • Oka complex
    Gold (1969) & Sabina (1968)
      • Rouville Co.
        • Mont Saint-Hilaire
    		Horváth, L and Gault, R.A. (1990), The mineralogy of Mont Saint-Hilaire Quebec. Mineralogical Record: 21: 284-359.
      • Témiscamingue Co.
        • Villedieu Township
          • Sheffield Lake
      • Verchères Co.
        • Varennes & St-Amable
          • Saint-Amable sill
    		Horváth Collection - confirmed by visual & XRD
    China
     
    • Hebei Province
      • Zhangjiakou Prefecture
        • Huailai Co.
    		Zhang Peishan, Yang Zhuming, Tao Kejie, and Yang Xueming (1996): Mineralogy and Geology of Rare Earths in China. Science Press (Beijing), pp. 226.
    • Inner Mongolia Autonomous Region
      • Baotou League
        • Darhan Muminggan United Banner
          • Bayan Obo
    		Orris, G.J., and Grauch, R.I. (2002): USGS Open-File Report 02-189
    • Shandong Province
      • Zaozhuang Prefecture
        • Xuecheng District
    		Orris, G.J., and Grauch, R.I. (2002): USGS Open-File Report 02-189, 174 pp.
    • Sichuan Province
      • Liangshan Autonomous Prefecture
        • Mianning Co.
    		Orris, G.J., and Grauch, R.I. (2002): USGS Open-File Report 02-189
    Greenland
     
    • Kitaa (West Greenland) Province
      • Narsaq
        • Ilimaussaq complex
          • Kangerdluarssuq (Kangerdluarssuk; Kangerdluarsuk) Firth
    		Danoe, M., Soerensen, H. (1959): An examination of the rare minerals from the Nepheline Syenites of south west Greenland, Meddelelser om Groenland, Vol. 162, Nr.5, Reitzels Forlag, Koebenhavn
          • Tunugdliarfik Firth (Eriksfjord)
    		Boeggild, O.B. (1953): The Mineralogy of Greenland, Meddelelser om Grønland, Vol. 149/3, Reitzels Forlag Koebenhavn
    Collection of NHM, Vienna
    Guinea
     
    G.C. Parodi and V. Chevrier : "New discoveries in nephelinites from Los island (Republic of Guinea)", 5th International Conference "Mineralogy & Museums", Paris, Sept. 5-8th 2004, Bull. de Liaison de la Soc. Franç. de Minéralogie et Cristallographie, 2004, Vol 16, N°2.
    Hungary
     
    • Baranya Co.
    		Nagy, G., (2003): Nacareniobsite in Phonolites in the Mecsek Mts. (Hungary) - Second occurrence in the world, Acta Mineralogica-Petrographica, Abstract series 1, Szeged 2003
    Italy
     
    • Campania
      • Naples Province
        • Somma-Vesuvius Complex
          • Monte Somma
            • Ercolano
    		Orlandi, P., Perchiazzi, N., & Mannucci, G. (1989). First occurrence of britholite-(Ce) in Italy (Monte Somma, Vesuvius). European Journal of Mineralogy, 1, 723-725
    [var: Thorian Britholite-(Ce)] P. Orlandi et al. , Eur. J. Mineral. , 1989, 1, pp. 723-725.
            • Sant'Anastasia
    		Russo, M., Punzo, I. (2004): I minerali del Somma-Vesuvio, AMI
    • Latium
      • Rome Province
    		Federico, M., Peccerillo, A., (2002): Mineral chemistry and petrogenesis of granular ejecta from the Alban Hills volcano, Mineralogy and Petrology, Vol 74, 223-252
        • Campagnano di Roma
          • Sacrofano
            • Sacrofano Caldera
      • Viterbo Province
    		Lapis 28(12), 19-28 (2003)
    American Mineralogist, Volume 86, pages 1066–1075, 2001
    Kazakhstan
     
    Malawi
     
    • Balaka District
    		Orris, G.J., and Grauch, R.I. (2002): USGS Open-File Report 02-189.
    Mongolia
     
    • Gobi Desert
    		Ripp, G. S.; Karmanov, N. S.; Kanakin, S. V.; Doroshkevich, A. G.; Andreev, G. V. (2005): Cerium britholite from the Mushugai ore deposit (Mongolia). Zapiski Rossiiskogo Mineralogicheskogo Obshchestva 134, 90-103. (in Russian)
    • Hovd Aimag (Khovd Aimag)
      • Altai Mts
    		G.S. Ripp data
    Morocco
     
    • Meknès-Tafilalet Region
      • Khénifra Province
        • High Atlas Mts
          • Tamazeght complex
    		Khadem Allah, B. (1993)
    North Korea
     
    • Kangwon Province
      • Pyonggang-gun
        • Nam-myon
          • Chonma-ri
            • Songna-san
    		Takubo, J. (1941) Journal of the Chemical Society of Japan, 62, 8.
    Norway
     
    • Telemark
      • Porsgrunn
    		Neumann (1985, p. 124).
          • Kokkersvold - Blåfjell
    		Larsen, A.O. & Åsheim,A.(1976):"Mineraler fra Langangen".NAGS-nytt 3(1),9-12. (in norwegian); Neumann (1985, p. 124).
          • Rønningen
    		Burvald, Ingulv (1993): To forekomster av nefelin-syenitt-pegmatitt i Telemark. STEIN 20 (3), 176-179
          • Slevolden
    		Burvald, Ingulv (1993): To forekomster av nefelin-syenitt-pegmatitt i Telemark. STEIN 20 (3), 176-179
        • Mørje
          • Sagåsen (Strandåsen)
    		Andersen, F.,Berge, S.A. & Burvald, I. (1996): Die Mineralien des Langesundsfjords und des umgebenden Larvikit-Gebietes, Oslo-Region, Norwegen. MineralienWelt 7(4):21-100
    A. O. Larsen, A. Åsheim and R. A. Gault, 2005.
    • Vestfold
      • Larvik
        • Hedrum
          • Lågendalen
    		Andersen, F. (1993): Hedrum pukkverk i Lågendalen. STEIN 20 (4), 236-238
    Andersen, F.,Berge, S.A. & Burvald, I. (1996): Die Mineralien des Langesundsfjords und des umgebenden Larvikit-Gebietes, Oslo-Region, Norwegen. MineralienWelt 7(4):21-100
        • Tjølling
          • Stålaker
    Raade (1971, pers. com.); Neumann (1985, p. 124).
    OT. Ljostad picture
    Engvoldsen,T.,Andersen, F.,Berge, S.A. & Burvald, I. (1991): Pegmatittmineraler fra Larvik ringkompleks. STEIN 18(1),15-71.
    Collection of Peter Andresen.
    No reference listed
        • Vardaasen
    		Collection of Peter Andresen.
    Neumann (1985, p. 124).
        • Vesterøya
    		Knut Edvard Larsen collection
    Berge, S.A. & Hansen, R. (1976): Mineraler i Sandefjordsområdet III-Varden. NAGS-nytt 3 (4), 13-16 (in norwegian); Neumann, H. (1985): Norges Mineraler. Norges geologiske Undersøkelse Skrifter 68, p. 124
    Russia
     
    • Eastern-Siberian Region
      • Krasnoyarsk Territory (Krasnoyarsk Kray; Krasnoyarskii Krai)
        • Enisei Range (Yenisei Ridge; Enisei Ridge)
    		Kalyago, E. K. & Lapin, A. V. (1990): Britholite from metasomatites of the Kiisk alkaline massif (Enisei Ridge). Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva 119, 107-110. (in Russian.)
      • Transbaikalia (Zabaykalye)
        • Buriatia (Buryatia) Republic
          • Mama River Basin
            • Maigunda River
    		P.M. Kartashov data
      • Tuva Republic
        • Sangilen Upland
    		Kapustin Yu.L. (1989) Cerite and ternebohmite from fenites of alkaline massifs of Tuva, - Zapiski VMO, 118(4), p. 47-56 (in Rus.)
    • Far-Eastern Region
      • Khabarovskiy Kray
        • Verkhnebureinsky District
          • Verkhnii Mel'gin River
            • Turana Range
              • Chekunda Town
    		I.I. Kupriyanova Mineralogy of Chergilen rare earth deposit,- Moscow,1962, p.211, PhD dissertation.
    • Northern Region
      • Murmanskaja Oblast'
        • Kola Peninsula
          • Afrikanda
    		www.koeln.netsurf.de/~w.steffens/afri.htm
          • Khibiny Massif
    		Mikhailova, Y.A., Konopleva, N.G., Yakovenchuk, V.N., Ivanyuk, G.Y., Men’shikov, Y.P., and Pakhomovsky, Y.A. (2007): Geology of Ore Deposits 49(7), 590-598.
    Pavel M. Kartashov data
            • Kukisvumchorr Mt
    		Konopleva, N.G., Ivanyuk, G.Y., Pakhomovsky, Y.A., Yakovenchuk, V.N., Men’shikov, Y.P., and Korchak, Y.A. (2008): Geology of Ore Deposits 50(8), 720-731.
    www.koeln.netsurf.de/~w.steffens/lovo.htm
    Pavel M. Kartashov data
    • Urals Region
      • Southern Urals
        • Chelyabinsk Oblast'
          • Kyshtym (Kychtym; Kishtim)
    		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: 290; P.M. Kartashov data
    South Africa
     
    • Gauteng Province
      • Pilanesberg Mt
    		Minerals of South Africa
    Minerals of South Africa
    South Korea
     
    • Chungcheongbukdo (Chungchong-pukto)
      • Chungju (Chung Won Kum; Chung-ju)
        • Joongwon-gun
          • Mt. Eorae
    		P.M. Kartashov data
    Spain
     
    • Castile-La Mancha
      • Albacete
        • Cancarix
    		E. Salvioli-mariani et al. , Eur. J. Mineral. , 1996, 8, pp. 1027-1039.
    Sweden
     
    • Medelpad
      • Sundsvall
    		No reference listed
    • Småland
      • Jönköping
        • Gränna
    		No reference listed
    Ukraine
     
    • Dnipropetrovs'k Oblast' (Dnepropetrovsk Oblast')
      • Ukrainian Shield
    • Donets'k Oblast' (Donetsk Oblast')
      • Azov Sea Region
    USA
     
    • Arkansas
      • Hot Spring Co.
      • Pulaski Co.
        • Little Rock
    • Colorado
      • Boulder Co.
        • Jamestown District
    		Minerals of Colorado (1997) Eckels, E. B.
    Minerals of Colorado (1997) E.B. Eckels
      • Gunnison Co.
        • White Earth District (Powderhorn District)
    		"Minerals of Colorado, updated & revised", p. 17, by Eckel, Edwin B., 1997
    • Massachusetts
      • Norfolk Co.
        • Quincy
    • South Dakota
      • Custer Co.
        • Custer District
          • Custer
    		R&M 75:3 pp 156-169
    Mineral and/or Locality
    Google
     
    www.mindat.org Web
    Copyright © Jolyon & Ida Ralph 1993-2009. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them.Further information contact the Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of hundreds of members and supporters. If you would like to add information to improve the quality of our database, then click here to register.