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Davidite-(La)

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Formula:
(La,Ce)(Y,U,Fe)(Ti,Fe)
 
20
(O,OH)
 
38
System:TrigonalColour:Black
Lustre:VitreousHardness:6
Member of:Crichtonite Group
Name:For Professor Tannatt William Edgeworth David (1858–1934), Australian geologist, University of Sydney, Sydney, Australia.

Classification of Davidite-(La)

IMA status:Approved
Strunz 8th edition ID:4/C.09-60
Nickel-Strunz 10th (pending) edition ID:4.CC.40

4 : OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodates)
C : Metal: Oxygen = 2: 3,3: 5, and similar
C : With large and medium-sized cations
Dana 8th edition ID:8.5.1.5

8 : MULTIPLE OXIDES CONTAINING NIOBIUM,TANTALUM OR TITANIUM
5 : AB21O38
Hey's CIM Ref.:7.16.21

7 : Oxides and Hydroxides
16 : Oxides of U
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Type Occurrence of Davidite-(La)

Type Locality:Radium Hill mine (Smith's Carnotite Mine; Radium Hill), Radium Hill area, Olary Province, South Australia, Australia

Physical Properties of Davidite-(La)

Lustre:Vitreous
Colour:Black
Hardness (Mohs):6

Crystallography of Davidite-(La)

Crystal System:Trigonal

Chemical Properties of Davidite-(La)

Formula:
(La,Ce)(Y,U,Fe)(Ti,Fe)
 
20
(O,OH)
 
38
Simplified for copy/paste:(La,Ce)(Y,U,Fe)(Ti,Fe)20(O,OH)38
Essential elements:La, O, Ti, Y
All elements listed in formula:Ce, Fe, H, La, O, Ti, U, Y

Relationship of Davidite-(La) to other Species

Member of:Crichtonite Group
Other Members of Group:

- +
Almeidaite
PbZn
 
2
(Mn,Y)(Ti,Fe
3+
 
)
 
18
O
 
37
(OH,O)
Cleusonite
(Pb,Sr)(U
4+
 
,U
6+
 
)(Fe
2+
 
,Zn)
 
2
(Ti,Fe
2+
 
,Fe
3+
 
)
 
18
(O,OH)
 
38
Crichtonite
(Sr,La,Ce,Y)(Ti,Fe
3+
 
,Mn)
 
21
O
 
38
Davidite-(Ce)
(Ce,La)(Y,U,Fe)(Ti,Fe)
 
20
(O,OH)
 
38
Davidite-(Y)
(La,Ce,Na,Ca,Pb)(Y,Fe
2+
 
,◻)(Fe
2+
 
,Mn
2+
 
)
 
2
(Ti,Fe
3+
 
,Nb,Zr)
 
18
O
 
38
(hypothetical)
Dessauite-(Y)
(Sr,Pb)(Y,U)(Ti,Fe
3+
 
)
 
20
O
 
38
Gramaccioliite-(Y)
(Pb,Sr)(Y,Mn)Fe
3+
2
(Ti,Fe
3+
 
)
 
18
O
 
38
Landauite
NaMnZn
 
2
(Ti,Fe)
 
6
Ti
 
12
O
 
38
Lindsleyite
(Ba,Sr)(Ti,Zr,Fe,Cr)
 
21
O
 
38
Loveringite
(Ca,Ce)(Ti,Fe,Cr,Mg)
 
21
O
 
38
Mapiquiroite
(Sr,Pb)(U,Y)Fe
 
2
(Ti,Fe
3+
 
,Cr
3+
 
)
 
18
O
 
38
Mathiasite
K(Ti,Cr,Fe,Mg,Zr)
 
21
O
 
38
Paseroite
PbMn
2+
 
(Mn
2+
 
,Fe
3+
 
)
 
2
(V
5+
 
,Ti,◻)
 
18
O
 
38
Romanite
(◻,Pb,Ca)UFe
2+
2
(Ti,Fe
3+
 
)
 
6
Ti
 
12
O
 
38
Senaite
Pb(Ti,Fe,Mn)
 
21
O
 
38
Unnamed (HBU UK-4)
NaFe
2+
 
Zn
 
2
(Ti,Fe
3+
 
,Nb)
 
6
Ti
 
12
O
 
38
Related Minerals - Nickel-Strunz Grouping):

- +
4.CC.05Chrombismite
Bi
 
16
CrO
 
27
4.CC.10Freudenbergite
Na
 
2
(Ti,Fe)
 
8
O
 
16
4.CC.15Grossite
CaAl
 
4
O
 
7
4.CC.20Mayenite
Ca
 
12
Al
 
14
O
 
33
4.CC.20Brearleyite
Ca
 
12
Al
 
14
O
 
32
Cl
 
2
4.CC.25Yafsoanite
Ca
 
3
Zn
 
3
(TeO
 
6
)
 
2
4.CC.30Latrappite
(Ca,Na)(Nb,Ti,Fe)O
 
3
4.CC.30Lueshite
NaNbO
 
3
4.CC.30Natroniobite
NaNbO
 
3
4.CC.30Perovskite
CaTiO
 
3
4.CC.30Barioperovskite
BaTiO
 
3
4.CC.30Lakargiite
Ca(Zr,Sn,Ti)O
 
3
4.CC.30Megawite
CaSnO
 
3
4.CC.35Loparite-(Ce)
(Na,Ce,Ca,Sr,Th)(Ti,Nb,Fe)O
 
3
4.CC.35Macedonite
PbTiO
 
3
4.CC.35Tausonite
SrTiO
 
3
4.CC.35Isolueshite
(Na,La,Ca)(Nb,Ti)O
 
3
4.CC.40Crichtonite
(Sr,La,Ce,Y)(Ti,Fe
3+
 
,Mn)
 
21
O
 
38
4.CC.40Davidite-(Ce)
(Ce,La)(Y,U,Fe)(Ti,Fe)
 
20
(O,OH)
 
38
4.CC.40Davidite-(Y)
(La,Ce,Na,Ca,Pb)(Y,Fe
2+
 
,◻)(Fe
2+
 
,Mn
2+
 
)
 
2
(Ti,Fe
3+
 
,Nb,Zr)
 
18
O
 
38
(hypothetical)
4.CC.40Landauite
NaMnZn
 
2
(Ti,Fe)
 
6
Ti
 
12
O
 
38
4.CC.40Lindsleyite
(Ba,Sr)(Ti,Zr,Fe,Cr)
 
21
O
 
38
4.CC.40Loveringite
(Ca,Ce)(Ti,Fe,Cr,Mg)
 
21
O
 
38
4.CC.40Mathiasite
K(Ti,Cr,Fe,Mg,Zr)
 
21
O
 
38
4.CC.40Senaite
Pb(Ti,Fe,Mn)
 
21
O
 
38
4.CC.40Dessauite-(Y)
(Sr,Pb)(Y,U)(Ti,Fe
3+
 
)
 
20
O
 
38
4.CC.40Cleusonite
(Pb,Sr)(U
4+
 
,U
6+
 
)(Fe
2+
 
,Zn)
 
2
(Ti,Fe
2+
 
,Fe
3+
 
)
 
18
(O,OH)
 
38
4.CC.40Gramaccioliite-(Y)
(Pb,Sr)(Y,Mn)Fe
3+
2
(Ti,Fe
3+
 
)
 
18
O
 
38
4.CC.45Diaoyudaoite
NaAl
 
11
O
 
17
4.CC.45Hawthorneite
Ba(MgTi
 
3
Cr
 
4
Fe
 
4
)O
 
19
4.CC.45Hibonite
(Ca,Ce)Al
 
12
O
 
19
4.CC.45Lindqvistite
Pb
 
2
Mn
2+
 
Fe
 
16
O
 
27
4.CC.45Magnetoplumbite
(Pb,Mn)(Fe,Mn)
 
12
O
 
19
4.CC.45Plumboferrite
Pb
 
2
Fe
3+
11-x
Mn
2+
x
O
 
19-2x
, x = 1/3
4.CC.45Yimengite
K(Cr,Ti,Fe,Mg)
 
12
O
 
19
4.CC.45Haggertyite
Ba[Fe
2+
6
Ti
 
5
Mg]O
 
19
4.CC.45Nežilovite
PbZn
 
2
(Mn
4+
 
,Ti
4+
 
)
 
2
Fe
3+
8
O
 
19
4.CC.45Batiferrite
Ba[Ti
 
2
Fe
3+
8
Fe
2+
2
]O
 
19
4.CC.45Hibonite-(Fe)
(Fe,Mg)Al
 
12
O
 
19
4.CC.45Barioferrite
BaFe
3+
12
O
 
19
4.CC.50Jeppeite
(K,Ba)
 
2
(Ti,Fe)
 
6
O
 
13
4.CC.55Zenzénite
Pb
 
3
(Fe,Mn)
 
4
Mn
 
3
O
 
13
4.CC.60Mengxianminite
(Ca,Na)
 
3
(Fe,Mn)
 
2
Mg
 
2
(Sn,Zn)
 
5
Al
 
8
O
 
29
Related Minerals - Hey's Index Grouping:

- +
7.16.1Uraninite
UO
 
2
7.16.2Schoepite
(UO
 
2
)
 
8
O
 
2
(OH)
 
12
· 12H
 
2
O
7.16.3Paraschoepite
UO
 
3
· 2H
 
2
O
7.16.4Metaschoepite
UO
 
3
· 1-2H
 
2
O
7.16.5Metastudtite
UO
 
4
· 2H
 
2
O
7.16.6Studtite
[(UO
 
2
)(O
 
2
)(H
 
2
O)
 
2
] · H
 
2
O
7.16.7Ianthinite
U
4+
 
(UO
 
2
)
 
5
O
 
7
· 10H
 
2
O
7.16.8Compreignacite
K
 
2
(UO
 
2
)
 
6
O
 
4
(OH)
 
6
· 7H
 
2
O
7.16.9Vandenbrandeite
Cu(UO
 
2
)(OH)
 
4
7.16.10Roubaultite
Cu
 
2
(UO
 
2
)
 
3
(OH)
 
10
· 5H
 
2
O
7.16.11Becquerelite
Ca(UO
 
2
)
 
6
O
 
4
(OH)
 
6
· 8H
 
2
O
7.16.12Rameauite
K
 
2
Ca(UO
 
2
)
 
6
(OH)
 
16
· H
 
2
O
7.16.13Agrinierite
K
 
2
(Ca,Sr)(UO
 
2
)
 
3
O
 
3
(OH)
 
2
· 5H
 
2
O
7.16.14Protasite
Ba(UO
 
2
)
 
3
O
 
3
(OH)
 
2
· 3H
 
2
O
7.16.15Billietite
Ba(UO
 
2
)
 
6
O
 
4
(OH)
 
6
· 4-8H
 
2
O
7.16.16Bauranoite
Ba(UO
 
2
)
 
2
(OH)
 
6
· 1-2H
 
2
O
7.16.17Metacalciouranoite
(Ca,Ba,Pb,K
 
2
)U
 
2
O
 
7
· 2H
 
2
O
7.16.18Calciouranoite
(Ca,Ba,Pb)U
 
2
O
 
7
· 5H
 
2
O
7.16.19Orthobrannerite
U
4+
 
U
6+
 
Ti
 
4
O
 
12
(OH)
 
2
7.16.20Thorutite
(Th,U,Ca)Ti
 
2
(O,OH)
 
6
7.16.22Davidite-(Ce)
(Ce,La)(Y,U,Fe)(Ti,Fe)
 
20
(O,OH)
 
38
7.16.23Brannerite
(U
4+
 
,REE,Th,Ca)(Ti,Fe
3+
 
,Nb)
 
2
(O,OH)
 
6
7.16.24Fourmarierite
Pb(UO
 
2
)
 
4
O
 
3
(OH)
 
4
· 4H
 
2
O
7.16.25Richetite
Pb(UO
 
2
)
 
4
O
 
5
· 4H
 
2
O
7.16.26Curite
Pb
 
3
(UO
 
2
)
 
8
O
 
8
(OH)
 
6
· 3H
 
2
O
7.16.27Masuyite
Pb(UO
 
2
)
 
3
O
 
3
(OH)
 
2
· 3H
 
2
O
7.16.28Vandendriesscheite
PbU
 
7
O
 
22
· 12H
 
2
O
7.16.29Metavandendriesscheite
PbU
 
7
O
 
22
· nH
 
2
O n < 12
7.16.30Sayrite
Pb
 
2
(UO
 
2
)
 
5
O
 
6
(OH)
 
2
· 4H
 
2
O
7.16.31Wölsendorfite
(Pb,Ca)U
 
2
O
 
7
· 2H
 
2
O
7.16.32Clarkeite
(Na,Ca,Pb)(UO
 
2
)O(OH) · 0-1H
 
2
O
7.16.33Uranosphaerite
Bi(UO
 
2
)O
 
2
(OH)

Other Names for Davidite-(La)

Other Languages:
Russian:Давидит-(La)

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 Davidite-(La)

Reference List:

- +
Economic Geology: 54: 64-81.

Economic Geology: 55: 1541-1550.

American Mineralogist: 46: 700-718.

American Mineralogist: 64: 1010-1017.

Mindat.org articles about Davidite-(La)

Article entries:
The Billeroo Davidite DepositTrevor Dart

Best Localities for Davidite-(La)

Best of Species:Davidite-(La)

Internet Links for Davidite-(La)

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  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Davidite-(La) details from Handbook of Mineralogy (PDF)
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  • Localities for Davidite-(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
     
    • Queensland
      • Mount Isa - Cloncurry area
    Lawrence L.J. et al. Econ Geol. 52, 140-148, 1957
    • South Australia
      • Flinders Ranges
        • North Flinders Ranges
          • Arkaroola Region (Arkaroola Station)
            • Mt Painter area
    SA Museum collections (Ex Mine Dpt collection)
    PA Wulser, EMPA data
      • Mt Lofty Ranges
        • South Mt Lofty Ranges (Adelaide Hills)
          • Houghton
    Dickinson S.B. et al. (1954), Uranium deposits in South Australia. Bull No30, Geol. Surv. S.Australia. Part IV, p115-125
    Dickinson S.B. et al. (1954), Uranium deposits in South Australia. Bull No30, Geol. Surv. S.Australia. Part IV, p115-125
          • Mount Pleasant
    Hayton J.D. (1960). The Constitution of davidite. Econ Geol. 55, 1030-1038.
      • Olary Province
        • Glenorchy homestead
    Pepinnini Minerals data / Campana B. 1957, J.Geol.Soc.SA, 4/1,1-12
    Whittle 1959, Econ Geol. 54, 64-81; Campana B. 1956, J. Geol Soc. Aust. 4/1, 1-12
    Whittle 1959, Econ Geol. 54, 64-81; Campana B. 1956, J. Geol Soc. Aust. 4/1, 1-12
    PAWulser - EMPA analysis (unpubl.)
    Whittle, A.W.G. 1959, The Nature of Davidite. Economic Geology 54,64-81
        • Plumbago Station
    Pepinnini Minerals website
    LUDWIG K.R. et al. Geochronology of Precambrian granites and associated U-Ti-Th mineralization, north. Olary Prov., SA. Contr. Mineral. Petr.,1984, 86, p. 298-308
        • Radium Hill area
    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: 1044.
    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.
    Czech Republic
     
    • Bohemia (Böhmen; Boehmen)
      • Liberec Region
        • Česká Lípa (Böhmisch Leipa)
    Pauliš P., Kopecký S., Černý P. 2007: Uranové minerály České Republiky a jejich naleziště. 1. část. (Kutna Hora, issue 1)]
    Democratic Republic of Congo (Zaïre)
     
    • Kivu
    Van Wambecke L. (1968). A second occurence of non-metamict davidite. Mineralium Deposita, 3, 178-181
    Finland
     
    • Lapland Region
      • Enontekiö
    Al-Ani, Thair and Pakkanen, Lassi (2013): Mini-Atlas of REE-minerals in Finnish Bedrocks. Geologian Tutkimuskeskus/Geological Survey of Finland.
    Iran
     
    • Yazd Province
      • Bafq (Bafgh)
    Pavel M. Kartashov analytical data (2008)
    Kazakhstan
     
    • Karagandy Province (Qaragandy Oblysy; Karaganda Oblast')
    Eseev, A.A. (1995): Kazakhstan and Middle East - A brief mineralogical guide. World of Stones, 8, 24.
    Mongolia
     
    • Gobi Desert
    N.V. Vladykin data
    Mozambique
     
    • Tete Province
    PA Wulser - EMPA analyses
    Norway
     
    • Aust-Agder
      • Iveland
        • Frikstad
    Hansen, G. H. (2001): Mineralene i Evje - Iveland. (Minerals of Evje - Iveland). Published by Froland Mineral Center.p 30
    Russia
     
    • Urals Region
      • Southern Urals
        • Chelyabinsk Oblast'
          • Ilmen Mts
            • Ilmen Natural Reserve
    P.M. Kartashov data
    South Africa
     
    • Northern Cape Province
      • ZF Mgcawu District
    Minerals of South Africa
    Tajikistan
     
    • Viloyati Mukhtori Gorno-Badakhshan (Viloyati Badakhshoni Kuni)
      • Pamir Mts
        • Khorog Region
          • Shakhdara Range
    P.M. Kartashov data; P.M. Kartashov data
    USA
     
    • Arizona
      • Pima Co.
        • Tohono O'odom (Papago) Indian Reservation
          • Quijotoa Mts
            • Quijotoa District
              • Quijotoa (Covered Wells)
    Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 199; Pabst, A. & R.W. Thomssen (1959), Davidite from the Quijotoa Mountains, Pima Co., AZ (abstract), Geol.Soc.Amer. Bull.: 70: 1739; Pabst, A. (1961), X-ray crystallography of davidite, Am.Min.: 46: 700-718.; Bryan M. Gatehouse, Ian E. Grey and Patrick R. Kelly (1979) The crystal structure of davidite. American Mineralogist 64:1010-1017
    • Connecticut
      • New London Co.
        • Waterford
    Rocks & Min.:64:471.; Rocks & Minerals (1995) 70:396-409
    Zambia
     
    • Lusaka Province
    www.zambeziresources.com
    Mineral and/or Locality  
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    Copyright © Jolyon Ralph and Ida Chau 1993-2014. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them. 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 thousands of members and supporters. Mindat does not offer minerals for sale. If you would like to add information to improve the quality of our database, then click here to register.
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