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Bastnäsite-(La)

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Formula:
(La,Ce)(CO
 
3
)F
System:HexagonalHardness:4 - 5
Member of:Bastnäsite Group
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)

IMA status:Approved
Strunz 8th edition ID:5/C.07-20
Nickel-Strunz 10th (pending) edition ID:5.BD.20a

5 : CARBONATES (NITRATES)
B : Carbonates with additional anions, without H2O
D : With rare earth elements (REE)
Dana 8th edition ID:16a.1.1.2

16a : ANHYDROUS CARBONATES CONTAINING HYDROXYL OR HALOGEN
1 : (AB)(XO3)Zq
Hey's CIM Ref.:12.1.9

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

Type Locality:Belaya Zima REE-Nb deposit, Eastern Sayan, Sayan Mts, Tuva Republic, Eastern-Siberian Region, Russia

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
Maximum Birefringence:δ = 0.101

Chart 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)(CO
 
3
)F
Simplified for copy/paste:(La,Ce)(CO3)F
Essential elements:C, F, La, O
All elements listed in formula:C, Ce, F, La, O

Relationship of Bastnäsite-(La) to other Species

Member of:Bastnäsite Group
Other Members of Group:

- +
Bastnäsite-(Ce)
(Ce,La)(CO
 
3
)F
Bastnäsite-(Nd)
Nd(CO
 
3
)F
Bastnäsite-(Y)
(Y,Ce)(CO
 
3
)F
Hydroxylbastnäsite-(Ce)
(Ce,La)(CO
 
3
)(OH,F)
Hydroxylbastnäsite-(Nd)
(Nd,Ce,La)(CO
 
3
)(OH,F)
Thorbastnäsite
Th(Ca,Ce)(CO
 
3
)
 
2
F
 
2
· 3H
 
2
O
Related Minerals - Nickel-Strunz Grouping):

- +
5.BD.05Cordylite-(Ce)
NaBaCe
 
2
(CO
 
3
)
 
4
F
5.BD.05Lukechangite-(Ce)
Na
 
3
Ce
 
2
(CO
 
3
)
 
4
F
5.BD.10Zhonghuacerite-(Ce)
Ba
 
2
Ce(CO
 
3
)
 
3
F
5.BD.10Kukharenkoite-(Ce)
Ba
 
2
Ce(CO
 
3
)
 
3
F
5.BD.10Kukharenkoite-(La)
Ba
 
2
(La,Ce,Th)(CO
 
3
)
 
3
F
5.BD.15Cebaite-(Ce)
Ba
 
3
Ce
 
2
(CO
 
3
)
 
5
F
 
2
5.BD.15Cebaite-(Nd)
Ba
 
3
(Nd,Ce)
 
2
(CO
 
3
)
 
5
F
 
2
5.BD.18Arisite-(Ce)
NaCe
 
2
(CO
 
3
)
 
3-x
F
 
2x+1
5.BD.18Arisite-(La)
NaLa
 
2
(CO
 
3
)
 
3-x
F
 
2x+1
5.BD.20aBastnäsite-(Ce)
(Ce,La)(CO
 
3
)F
5.BD.20aBastnäsite-(Y)
(Y,Ce)(CO
 
3
)F
5.BD.20aHydroxylbastnäsite-(Ce)
(Ce,La)(CO
 
3
)(OH,F)
5.BD.20aHydroxylbastnäsite-(Nd)
(Nd,Ce,La)(CO
 
3
)(OH,F)
5.BD.20aHydroxylbastnäsite-(La)
(La,Nd,Ce)(CO
 
3
)(OH,F)
5.BD.20bParisite-(Ce)
Ca(Ce,La)
 
2
(CO
 
3
)
 
3
F
 
2
5.BD.20bParisite-(Nd)
Ca(Nd,Ce,La)
 
2
(CO
 
3
)
 
3
F
 
2
5.BD.20dRöntgenite-(Ce)
Ca
 
2
(Ce,La)
 
3
(CO
 
3
)
 
5
F
 
3
5.BD.20cSynchysite-(Ce)
Ca(Ce,La)(CO
 
3
)
 
2
F
5.BD.20cSynchysite-(Nd)
Ca(Nd,Y,Gd)(CO
 
3
)
 
2
F
5.BD.20cSynchysite-(Y)
Ca(Y,Ce)(CO
 
3
)
 
2
F
5.BD.20aThorbastnäsite
Th(Ca,Ce)(CO
 
3
)
 
2
F
 
2
· 3H
 
2
O
5.BD.20aBastnäsite-(Nd)
Nd(CO
 
3
)F
5.BD.25Horváthite-(Y)
NaY(CO
 
3
)F
 
2
5.BD.25Qaqarssukite-(Ce)
Ba(Ce,REE)(CO
 
3
)
 
2
F
5.BD.35Huanghoite-(Ce)
BaCe(CO
 
3
)
 
2
F
Related Minerals - Hey's Index Grouping:

- +
12.1.1Northupite
Na
 
3
Mg(CO
 
3
)
 
2
Cl
12.1.2Barentsite
Na
 
7
Al(HCO
 
3
)
 
2
(CO
 
3
)
 
2
F
 
4
12.1.3Rouvilleite
Na
 
3
(Ca,Mn,Fe)
 
2
(CO
 
3
)
 
3
F
12.1.4Chlormagaluminite
Mg
 
4
Al
 
2
(OH)
 
12
Cl
 
2
· 3H
 
2
O
12.1.5Defernite
Ca
 
6
(CO
 
3
)
 
2-x
(SiO
 
4
)
 
x
(OH)
 
7
(Cl,OH)
 
1-2x
(x<0.5)
12.1.6Brenkite
Ca
 
2
(CO
 
3
)F
 
2
12.1.7Stenonite
(Sr,Ba,Na)
 
2
Al(CO
 
3
)F
 
5
12.1.8Bastnäsite-(Ce)
(Ce,La)(CO
 
3
)F
12.1.10Bastnäsite-(Y)
(Y,Ce)(CO
 
3
)F
12.1.11Parisite-(Ce)
Ca(Ce,La)
 
2
(CO
 
3
)
 
3
F
 
2
12.1.12Parisite-(Nd)
Ca(Nd,Ce,La)
 
2
(CO
 
3
)
 
3
F
 
2
12.1.13Synchysite-(Ce)
Ca(Ce,La)(CO
 
3
)
 
2
F
12.1.14Synchysite-(Y)
Ca(Y,Ce)(CO
 
3
)
 
2
F
12.1.15Synchysite-(Nd)
Ca(Nd,Y,Gd)(CO
 
3
)
 
2
F
12.1.16Röntgenite-(Ce)
Ca
 
2
(Ce,La)
 
3
(CO
 
3
)
 
5
F
 
3
12.1.17Cordylite-(Ce)
NaBaCe
 
2
(CO
 
3
)
 
4
F
12.1.19Huanghoite-(Ce)
BaCe(CO
 
3
)
 
2
F
12.1.20Zhonghuacerite-(Ce)
Ba
 
2
Ce(CO
 
3
)
 
3
F
12.1.21Cebaite-(Ce)
Ba
 
3
Ce
 
2
(CO
 
3
)
 
5
F
 
2
12.1.22Thorbastnäsite
Th(Ca,Ce)(CO
 
3
)
 
2
F
 
2
· 3H
 
2
O
12.1.23Phosgenite
Pb
 
2
CO
 
3
Cl
 
2
12.1.24Barstowite
Pb
 
4
Cl
 
6
(CO
 
3
) · H
 
2
O
12.1.25Albrechtschraufite
Ca
 
4
Mg(UO
 
2
)
 
2
(CO
 
3
)
 
6
F
 
2
· 17-18H
 
2
O
12.1.26Kettnerite
CaBiCO
 
3
OF

Other Names for Bastnäsite-(La)

Synonyms:
Bastnaesite-(La)
Other Languages:
German:Bastnäsit-(La)
Russian:Бастнезит-(La)
Simplified Chinese:氟碳镧石
Traditional Chinese:氟碳鑭石

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 Bastnäsite-(La)

Reference List:

- +
American Mineralogist: 51: 152-158.

Aufschluss: 48: 367-379.

Internet Links for Bastnäsite-(La)

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  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Bastnäsite-(La) details from Handbook of Mineralogy (PDF)
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  • Localities for Bastnäsite-(La)

    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.
    (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.
    Australia
     
    • 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
      • Western Bushveld Complex
        • Rustenburg District
    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
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