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Loveringite

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Formula:
(Ca,Ce,La)(Zr,Fe)(Mg,Fe)2(Ti,Fe,Cr,Al)18O38
System:
Trigonal
Colour:
Black, white in ...
Lustre:
Metallic, Sub-Metallic
Hardness:
5
A member of the Crichtonite Group.

Classification of Loveringite

Approved
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
8.5.1.2

8 : MULTIPLE OXIDES CONTAINING NIOBIUM,TANTALUM OR TITANIUM
5 : AB21O38
7.9.25

7 : Oxides and Hydroxides
9 : Oxides of Ti
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Type Occurrence of Loveringite

Year of Discovery:
1978

Physical Properties of Loveringite

Metallic, Sub-Metallic
Diaphaneity (Transparency):
Opaque
Colour:
Black, white in reflected light.
Hardness (Mohs):
5
Hardness (Vickers):
VHN100=421 - 464
Hardness Data:
Measured
Density:
4.42 g/cm3 (Calculated)

Crystallography of Loveringite

Crystal System:
Trigonal
Cell Parameters:
a = 10.33Å, c = 20.67Å
Ratio:
a:c = 1 : 2.001
Unit Cell Volume:
V 1,910.17 ų (Calculated from Unit Cell)
Morphology:
Anhedral to acicular crystals.
X-Ray Powder Diffraction Data:
d-spacingIntensity
3.384 (87)
3.037 (93)
2.129 (68)
1.791 (71)
1.589 (92)
1.433 (100)

Chemical Properties of Loveringite

Formula:
(Ca,Ce,La)(Zr,Fe)(Mg,Fe)2(Ti,Fe,Cr,Al)18O38

Essential elements:
All elements listed in formula:

Relationship of Loveringite to other Species

Other Members of Group:
AlmeidaitePbZn2(Mn,Y)(Ti,Fe3+)18O37(OH,O)
Cleusonite(Pb,Sr)(U4+,U6+)(Fe2+,Zn)2(Ti,Fe2+,Fe3+)18(O,OH)38
Crichtonite(Sr,La,Ce,Y)(Ti,Fe3+,Mn)21O38
Davidite-(Ce)(Ce,La)(Y,U,Fe)(Ti,Fe)20(O,OH)38
Davidite-(La)(La,Ce)(Y,U,Fe)(Ti,Fe)20(O,OH)38
Davidite-(Y)(La,Ce,Na,Ca,Pb)(Y,Fe2+,◻)(Fe2+,Mn2+)2(Ti,Fe3+,Nb,Zr)18O38 (hypothetical)
Dessauite-(Y)(Sr,Pb)(Y,U)(Ti,Fe3+)20O38
Gramaccioliite-(Y)(Pb,Sr)(Y,Mn)Fe23+(Ti,Fe3+)18O38
LandauiteNaMnZn2(Ti,Fe)6Ti12O38
Lindsleyite(Ba,Sr)(Zr,Ca)(Fe,Mg)2(Ti,Cr,Fe)18O38
Mapiquiroite(Sr,Pb)(U,Y)Fe2(Ti,Fe3+,Cr3+)18O38
Mathiasite(K, Ba, Sr)(Zr, Fe)(Mg,Fe)2 (Ti,Cr,Fe)18O38
Mianningite(◻,Pb,Ce,Na)(U4+,Mn,U6+)Fe23+ (Ti,Fe3+)18O38
PaseroitePbMn2+(Mn2+,Fe3+)2(V5+,Ti,◻)18O38
Romanite(◻,Pb,Ca)UFe22+(Ti,Fe3+)6Ti12O38
SenaitePb(Ti,Fe,Mn)21O38
Unnamed (HBU UK-4)NaFe2+Zn2(Ti,Fe3+,Nb)6Ti12O38
4.CC.05ChrombismiteBi16CrO27
4.CC.10FreudenbergiteNa2(Ti,Fe)8O16
4.CC.15GrossiteCaAl4O7
4.CC.20ChlormayeniteCa12Al14O32Cl2
4.CC.25YafsoaniteCa3Zn3(TeO6)2
4.CC.30Latrappite(Ca,Na)(Nb,Ti,Fe)O3
4.CC.30LueshiteNaNbO3
4.CC.30NatroniobiteNaNbO3
4.CC.30PerovskiteCaTiO3
4.CC.30BarioperovskiteBaTiO3
4.CC.30LakargiiteCa(Zr,Sn,Ti)O3
4.CC.30MegawiteCaSnO3
4.CC.35Loparite-(Ce)(Na,Ce,Ca,Sr,Th)(Ti,Nb,Fe)O3
4.CC.35MacedonitePbTiO3
4.CC.35TausoniteSrTiO3
4.CC.35Isolueshite(Na,La,Ca)(Nb,Ti)O3
4.CC.40Crichtonite(Sr,La,Ce,Y)(Ti,Fe3+,Mn)21O38
4.CC.40Davidite-(Ce)(Ce,La)(Y,U,Fe)(Ti,Fe)20(O,OH)38
4.CC.40Davidite-(La)(La,Ce)(Y,U,Fe)(Ti,Fe)20(O,OH)38
4.CC.40Davidite-(Y)(La,Ce,Na,Ca,Pb)(Y,Fe2+,◻)(Fe2+,Mn2+)2(Ti,Fe3+,Nb,Zr)18O38 (hypothetical)
4.CC.40LandauiteNaMnZn2(Ti,Fe)6Ti12O38
4.CC.40Lindsleyite(Ba,Sr)(Zr,Ca)(Fe,Mg)2(Ti,Cr,Fe)18O38
4.CC.40Mathiasite(K, Ba, Sr)(Zr, Fe)(Mg,Fe)2 (Ti,Cr,Fe)18O38
4.CC.40SenaitePb(Ti,Fe,Mn)21O38
4.CC.40Dessauite-(Y)(Sr,Pb)(Y,U)(Ti,Fe3+)20O38
4.CC.40Cleusonite(Pb,Sr)(U4+,U6+)(Fe2+,Zn)2(Ti,Fe2+,Fe3+)18(O,OH)38
4.CC.40Gramaccioliite-(Y)(Pb,Sr)(Y,Mn)Fe23+(Ti,Fe3+)18O38
4.CC.45DiaoyudaoiteNaAl11O17
4.CC.45HawthorneiteBa(MgTi3Cr4Fe4)O19
4.CC.45Hibonite(Ca,Ce)Al12O19
4.CC.45LindqvistitePb2Mn2+Fe16O27
4.CC.45Magnetoplumbite(Pb,Mn)(Fe,Mn)12O19
4.CC.45PlumboferritePb2Fe3+11-xMnx2+O19-2x, x = 1/3
4.CC.45YimengiteK(Cr,Ti,Fe,Mg)12O19
4.CC.45HaggertyiteBa[Fe62+Ti5Mg]O19
4.CC.45NežilovitePbZn2(Mn4+,Ti4+)2Fe83+O19
4.CC.45BatiferriteBa[Ti2Fe83+Fe22+]O19
4.CC.45Hibonite-(Fe)(Fe,Mg)Al12O19
4.CC.45BarioferriteBaFe123+O19
4.CC.50Jeppeite(K,Ba)2(Ti,Fe)6O13
4.CC.55ZenzénitePb3(Fe,Mn)4Mn3O13
4.CC.60Mengxianminite(Ca,Na)3(Fe,Mn)2Mg2(Sn,Zn)5Al8O29
7.9.1HongquiiteTiO
7.9.2RutileTiO2
7.9.3AnataseTiO2
7.9.4BrookiteTiO2
7.9.5GeikieliteMgTiO3
7.9.6PerovskiteCaTiO3
7.9.7KassiteCaTi2O4(OH)2
7.9.8TausoniteSrTiO3
7.9.9Crichtonite(Sr,La,Ce,Y)(Ti,Fe3+,Mn)21O38
7.9.10Lucasite-(Ce)CeTi2(O,OH)6
7.9.11Hibonite(Ca,Ce)Al12O19
7.9.12Yttrocrasite-(Y)(Y,Th,Ca,U)(Ti,Fe)2(O,OH)6
7.9.13PyrophaniteMn2+TiO3
7.9.14IwakiiteMn2+Fe23+O4
7.9.15IlmeniteFe2+TiO3
7.9.16PseudobrookiteFe2TiO5
7.9.17UlvöspinelFe2TiO4
7.9.18PseudorutileFe2Ti3O9
7.9.19FreudenbergiteNa2(Ti,Fe)8O16
7.9.20KennedyiteMgFe23+Ti3O10
7.9.21Armalcolite(Mg,Fe2+)Ti2O5
7.9.22Högbomite(Mg,Fe)2(Al,Ti)5O10
7.9.23Qandilite(Mg,Fe)2(Ti,Fe,Al)O4
7.9.24Cafetite(Ca,Mg)(Fe,Al)2Ti4O12 · 4H2O
7.9.26Lindsleyite(Ba,Sr)(Zr,Ca)(Fe,Mg)2(Ti,Cr,Fe)18O38
7.9.27PrideriteK(Ti74+Fe3+)O16
7.9.28Jeppeite(K,Ba)2(Ti,Fe)6O13
7.9.29AnkangiteBa(Ti,V3+,Cr)8O16
7.9.30Ecandrewsite(Zn,Fe2+,Mn2+)TiO3
7.9.31LandauiteNaMnZn2(Ti,Fe)6Ti12O38

Other Names for Loveringite

Name in Other Languages:
German:Loveringit
Simplified Chinese:钛铈钙矿
Spanish:Loveringita

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 Loveringite

Reference List:
American Mineralogist (1921): 6: 36.

American Mineralogist (1978): 63: 28-36.

Kelly, P.R., I.H. Campbell, I.E. Grey and B.M. Gatehouse (1979): Additional data on loveringite (Ca,REE)(Ti,Fe,CrhI038 and mohsite discredited. Canadian Mineralogist, 17, 635-638.

American Mineralogist (1983): 68: 474.

Internet Links for Loveringite

Localities for Loveringite

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.
Algeria
 
  • Tamanghasset Province
    • Ahaggar Mtn (Hoggar Mtn)
      • Laouni
J.P. Lorand and J.Y. Cottin, Bull. Minéral. , 1987, 110, pp. 373-378.
Australia (TL)
 
  • Western Australia
    • Dundas Shire
      • Norseman
[Nickel & Nichols, 1991 - ; AM 1978, 28-36; I. H. Campbell and P. R. Kelly (1978) The Geochemistry of Loveringite, a Uranium-Rare-Earth-Bearing Accessory Phase from the Jimberlana Intrusion of Western Australia. Mineralogical Magazine 42:187-193.
Austria
 
  • Salzburg
    • Hohe Tauern
      • Rauris valley
        • Hüttwinkl valley
Lapis 2003(1), 48; BRANDSTÄTTER, F. & NIEDERMAYR, G. (2008): 1539. Cleusonit (ehemals „Senait“) aus den „Gneisplatten“-Brüchen in der Rauris und von der „Pramleiten“, südlich Schellgaden im Lungau – eine Richtigstellung. In: G. Niedermayr, C. Bauer, F. Bernhard, G. Blass, H.-P. Bojar, F. Brandstätter, J. Gröbner, V. M. F. Hammer, G. Koch, U. Kolitsch, B. Leikauf, C. Loránth, R. Poeverlein, W. Postl, H. Prasnik, T. Schachinger, P. Tomazic & F. Walter, Neue Mineralfunde aus Österreich LVII, Carinthia II, 198/118, 248-249.
Finland
 
  • Lapland Region
    • Sodankylä
Mutanen, T. 1997. Geology and ore petrology of the Akanvaara and Koitelainen mafic layered intrusions and the Keivitsa-Satovaara layered complex, northern Finland. Geological Survey of Finland, Bulletin 395, 233 s.
  • Northern Finland Region
    • Pudasjärvi
Karinen, Tuomo 2010. The Koillismaa intrusion northeasten Finland - evidence for PGE reef forming processes in the layered series. Geological Survey of Finland Bulletin 404
French Southern and Antarctic Lands
 
Contrib. Mineral. Petrol., 122, 174-190 (1995)
Italy
 
  • Liguria
    • Genova Province
Can. Miner. 35, 899-908 (1997)
Norway
 
  • Finnmark
    • Kautokeino
Olerud.S (1988) Davidite-loveringite in early Proterozoic albite felsite in Finnmark, north Norway. Mineral Mag 52:400-402
Russia
 
  • Northern Region
    • Murmanskaja Oblast'
      • Kola Peninsula
        • Khibiny Massif
http://maurice.strahlen.org/kola/khibiny.htm
Zimbabwe
 
  • Masvingo
    • Chiredzi Mining District (Hartley Mining District)
      • Chiredzi
Stribrny, B., Wellmer, F.-W., Burgath, K.-P., Oberthür, T., Tarkian, M., and Pfeiffer, T. (2000): Mineralium Deposita 35, 260-281.
Mineral and/or Locality  
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