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Bastnäsite-(La)

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Formula:
(La,Ce)(CO3)F
System:
Hexagonal
Hardness:
4 - 5
Name:
For the locality at the Bastnäs mines, Riddarhyttan, Skinnskatteberg, Västmanland, Sweden, plus the "-(La)" suffix due to the dominance of lanthanum in the composition.
Lanthanum analogue of Bastnäsite-(Ce) and Bastnäsite-(Y).

Classification of Bastnäsite-(La)

Approved
5.BD.20a

5 : CARBONATES (NITRATES)
B : Carbonates with additional anions, without H2O
D : With rare earth elements (REE)
16a.1.1.2

16a : ANHYDROUS CARBONATES CONTAINING HYDROXYL OR HALOGEN
1 : (AB)(XO3)Zq
12.1.9

12 : Carbonates with other anions
1 : Carbonates with halides
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Type Occurrence of Bastnäsite-(La)

Physical Properties of Bastnäsite-(La)

Hardness (Mohs):
4 - 5

Crystallography of Bastnäsite-(La)

Crystal System:
Hexagonal

Optical Data of Bastnäsite-(La)

Type:
Uniaxial (+)
RI values:
nω = 1.717 nε = 1.818
Max Birefringence:
δ = 0.101
Image shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:
High

Chemical Properties of Bastnäsite-(La)

Formula:
(La,Ce)(CO3)F
Essential elements:
All elements listed in formula:

Relationship of Bastnäsite-(La) to other Species

Other Members of Group:
Bastnäsite-(Ce)(Ce,La)(CO3)F
Bastnäsite-(Nd)Nd(CO3)F
Bastnäsite-(Y)(Y,Ce)(CO3)F
Hydroxylbastnäsite-(Ce)(Ce,La)(CO3)(OH,F)
Hydroxylbastnäsite-(Nd)(Nd,Ce,La)(CO3)(OH,F)
ThorbastnäsiteTh(Ca,Ce)(CO3)2F2 · 3H2O
5.BD.05Cordylite-(Ce)NaBaCe2(CO3)4F
5.BD.05Lukechangite-(Ce)Na3Ce2(CO3)4F
5.BD.10Zhonghuacerite-(Ce)Ba2Ce(CO3)3F
5.BD.10Kukharenkoite-(Ce)Ba2Ce(CO3)3F
5.BD.10Kukharenkoite-(La)Ba2(La,Ce,Th)(CO3)3F
5.BD.15Cebaite-(Ce)Ba3Ce2(CO3)5F2
5.BD.15Cebaite-(Nd)Ba3(Nd,Ce)2(CO3)5F2
5.BD.18Arisite-(Ce)NaCe2(CO3)3-xF2x+1
5.BD.18Arisite-(La)NaLa2(CO3)3-xF2x+1
5.BD.20aBastnäsite-(Ce)(Ce,La)(CO3)F
5.BD.20aBastnäsite-(Y)(Y,Ce)(CO3)F
5.BD.20aHydroxylbastnäsite-(Ce)(Ce,La)(CO3)(OH,F)
5.BD.20aHydroxylbastnäsite-(Nd)(Nd,Ce,La)(CO3)(OH,F)
5.BD.20aHydroxylbastnäsite-(La)(La,Nd,Ce)(CO3)(OH,F)
5.BD.20bParisite-(Ce)Ca(Ce,La)2(CO3)3F2
5.BD.20bParisite-(Nd)Ca(Nd,Ce,La)2(CO3)3F2
5.BD.20dRöntgenite-(Ce)Ca2(Ce,La)3(CO3)5F3
5.BD.20cSynchysite-(Ce)Ca(Ce,La)(CO3)2F
5.BD.20cSynchysite-(Nd)Ca(Nd,Y,Gd)(CO3)2F
5.BD.20cSynchysite-(Y)Ca(Y,Ce)(CO3)2F
5.BD.20aThorbastnäsiteTh(Ca,Ce)(CO3)2F2 · 3H2O
5.BD.20aBastnäsite-(Nd)Nd(CO3)F
5.BD.25Horváthite-(Y)NaY(CO3)F2
5.BD.25Qaqarssukite-(Ce)Ba(Ce,REE)(CO3)2F
5.BD.35Huanghoite-(Ce)BaCe(CO3)2F
12.1.1NorthupiteNa3Mg(CO3)2Cl
12.1.2BarentsiteNa7Al(HCO3)2(CO3)2F4
12.1.3RouvilleiteNa3(Ca,Mn,Fe)2(CO3)3F
12.1.4ChlormagaluminiteMg4Al2(OH)12Cl2 · 3H2O
12.1.5DeferniteCa6(CO3)2-x(SiO4)x(OH)7(Cl,OH)1-2x (x<0.5)
12.1.6BrenkiteCa2(CO3)F2
12.1.7Stenonite(Sr,Ba,Na)2Al(CO3)F5
12.1.8Bastnäsite-(Ce)(Ce,La)(CO3)F
12.1.10Bastnäsite-(Y)(Y,Ce)(CO3)F
12.1.11Parisite-(Ce)Ca(Ce,La)2(CO3)3F2
12.1.12Parisite-(Nd)Ca(Nd,Ce,La)2(CO3)3F2
12.1.13Synchysite-(Ce)Ca(Ce,La)(CO3)2F
12.1.14Synchysite-(Y)Ca(Y,Ce)(CO3)2F
12.1.15Synchysite-(Nd)Ca(Nd,Y,Gd)(CO3)2F
12.1.16Röntgenite-(Ce)Ca2(Ce,La)3(CO3)5F3
12.1.17Cordylite-(Ce)NaBaCe2(CO3)4F
12.1.19Huanghoite-(Ce)BaCe(CO3)2F
12.1.20Zhonghuacerite-(Ce)Ba2Ce(CO3)3F
12.1.21Cebaite-(Ce)Ba3Ce2(CO3)5F2
12.1.22ThorbastnäsiteTh(Ca,Ce)(CO3)2F2 · 3H2O
12.1.23PhosgenitePb2CO3Cl2
12.1.24BarstowitePb4Cl6(CO3) · H2O
12.1.25AlbrechtschraufiteCa4Mg(UO2)2(CO3)6F2 · 17-18H2O
12.1.26KettneriteCaBiCO3OF

Other Names for Bastnäsite-(La)

Name in Other Languages:
Simplified Chinese:氟碳镧石
Traditional Chinese:氟碳鑭石

Other Information

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 Bastnäsite-(La)

Reference List:
American Mineralogist: 51: 152-158.

Aufschluss: 48: 367-379.

Internet Links for Bastnäsite-(La)

Localities for Bastnäsite-(La)

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.
(TL) indicates type locality for a valid mineral species. (FRL) indicates first recorded locality for everything else. ? 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
 
  • Queensland
    • Mount Isa - Cloncurry area
      • Cloncurry District
Williams et al 2015
  • South Australia
    • Olary Province
      • Yunta
Pring, A., Wallwork, K., Brugger, J., Kolitsch, U. (2006): "Paratooite-(La), a new lanthanum-dominant rare-earth copper carbonate from Paratoo, South Australia", Mineral. Mag. 70, 131-138
Brazil
 
  • Bahia
    • Novo Horizonte
Menezes Filho, L.A.D., Chukanov, N.V., Rastsvetaeva, R.K., Aksenov, S.M., Pekov, I.V., Chaves, M.L.S.C., Richards, R.P., Atencio, D., Brandão, P.R.G., Scholz, R., Krambrock, K., Moreira, R.L., Guimarães, F.S., Romano, A.W., Persiano, A.C., de Oliveira, L.C.A., Ardisson, J.D. (2015): Almeidaite, Pb(Mn,Y)Zn2(Ti,Fe3+)18O36(O,OH)2, a new crichtonite-group mineral, from Novo Horizonte, Bahia, Brazil. Mineralogical Magazine, 79, 269–283
Czech Republic
 
  • Bohemia (Böhmen; Boehmen)
    • Ústí Region
      • Most
        • Hora Svaté Kateřiny (Sankt Katharinaberg; Halleberg; Katterberg)
Breiter, Karel, Copjakova, Renata, and Skoda, Radek, 2009, The Involvement of F, CO2, and As in the Alteration of Zr-Th-REE-bearing Accessory Minerals in the Hora Svaté Kateřiny A-type Granite, Czech Republic, Canadian Mineralogist, v. 47, p. 1375-1398.
Germany
 
  • Baden-Württemberg
    • Black Forest
      • Wolfach
        • Oberwolfach
          • Rankach valley
Kolitsch, U., Graf, H. W. & Blaß, G. (1997): Untersuchungen über die Seltenerden-Carbonate Bastnäsit und Synchisit von der Grube Clara im Schwarzwald: Nachweis von Bastnäsit-(Ce), Bastnäsit-(Nd), Bastnäsit-(La) und Synchisit-(Ce). Aufschluss 48, 367-379.; U. Kolitsch, J. Gröbner, G. Blaß and H.-W. Graf (2007): Neufunde aus der Grube Clara im mittleren Schwarzwald (III): Cerianit-(Ce), Dravit, Florencit-(La), Gilmarit, Olenit und Scotlandit. Lapis 32, 19-23, 70.
Greece
 
  • Aegean Islands Department (Aiyaíon)
    • Sámos Prefecture
      • Sámos Island
Theye, T.; Hatert, F.; Ockenga, E.; Bertoldi, C.; Lathe, C. (2010): Gramaccioliite-(Y): paragenesis chemistry, and structure in a new occurrence, Samos Island, Greece. European Journal of Mineralogy, 22, 443-452.
  • Attikí Prefecture (Attica; Attika)
    • Lavrion District (Laurion; Laurium)
      • Lavrion District Mines
        • Agios Konstantinos [St Constantine] (Kamariza)
          • Kamariza Mines (Kamareza Mines)
J. Gröbner und U. Kolitsch (2002): Neufunde von Laurion aus den Jahren 2001 und 2002. Aufschluss 53 (5-6), 363-371.
India
 
  • Rajasthan (Rajputana)
    • Jaipur Division
      • Barmer District
F. Wall, M. J. Le Bas and R. K. Srivastava (1993) Calcite and Carbocernaite Exsolution and Cotectic Textures in a Sr,REE-Rich Carbonatite Dyke from Rajasthan, India. Mineralogical Magazine 57:495-513.
Madagascar
 
  • Antsiranana Province
    • Diana Region (Northern Region)
      • Ambanja District
        • Ampasindava Peninsula
          • Betaimboay
            • Unnamed caldera
Wolfgang Hampel (2011), fieldwork/studies
Malawi
 
  • Phalombe District
Ngwenya, BT. (1994), Geochimica et Cosmochimica Acta: 58(9): 2061-2072.
Namibia
 
  • Khomas Region
    • Windhoek District
      • Aris
Uwe Kolitsch (PXRD- and EDS-analysis; pseudomorph after tabular arisite crystals)
Nigeria
 
  • Nassarawa State (Nasarawa State)
Mineralogical Magazine (1983): 47: 41-46.
Norway
 
  • Vestfold
    • Larvik
      • Tvedalen
Kolitsch, U., Andresen, P., Husdal, T. A., Ertl, A., Haugen, A., Ellingsen, H. V. and Larsen, A. O. (2013): Tourmaline-group minerals from Norway, part II: Occurrences of luinaite-(OH) in Tvedalen, Larvik and Porsgrunn, and fluor-liddicoatite, fluor-elbaite and fluor-schorl at Ågskardet, Nordland. Norsk Bergverksmuseet Skrift 50, 23-41.
Pakistan
 
  • Khyber Pakhtunkhwa (North-West Frontier Province)
    • Peshawar
      • Hameed Abad Kafoor Dheri
Herb Obodda
Russia (TL)
 
  • Eastern-Siberian Region
    • Tuva Republic
      • Sayan Mts
        • Eastern Sayan
Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
  • 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
 
  • North West Province
    • Bojanala Platinum District
      • Western Bushveld Complex
MITCHELL, R.H. & LIFEROVICH, R.P. (2004) Ecandrewsite - zincian pyrophanite from lujavrite. Pilansber alkaline complex, South Africa. Canadian Mineralogist), 42, 1169-1178.
South Korea
 
  • Chungcheongbukdo (Chungchong-pukto)
    • Chungju (Chung Won Kum; Chung-ju)
      • Joongwon-gun
        • Mt. Eorae
P.M. Kartashov analytical data (2002)
Sweden
 
  • Västmanland
    • Norberg
Holtstam, D., Andersson, U.B. (2007): The REE minerals of the Bastnäs-type deposits, South-Central Sweden. Canadian Mineralogist. 45, 1073-1114
    • Skinnskatteberg
      • Riddarhyttan
Holtstam, D., Andersson, U.B. (2007): The REE minerals of the Bastnäs-type deposits, South-Central Sweden. Canadian Mineralogist. 45, 1073-1114
USA
 
  • Arkansas
    • Hot Spring Co.
      • Magnet Cove
  • Colorado
    • El Paso Co.
      • Stove Mountain (Cookstove Mountain)
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.
  • Wisconsin
    • Waupaca Co.
Rocks & Minerals 79:6 pp409-411
Mineral and/or Locality  
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