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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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First Recorded 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
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.
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
 
  • 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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