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Lakargiite

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Formula:
Ca(Zr,Sn,Ti)O3
Colour:
red-brown to yellowish and almost colorless.
Lustre:
Adamantine, Vitreous, Sub-Metallic
Hardness:
8 - 9
Specific Gravity:
4.587 (Calculated)
Crystal System:
Orthorhombic
Name:
For the type locality
Isostructural with:
Perovskite Group. The Zr analogue of Perovskite.


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Classification of LakargiiteHide

Approved
Approval Year:
2007
4.CC.30

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

Physical Properties of LakargiiteHide

Adamantine, Vitreous, Sub-Metallic
Colour:
red-brown to yellowish and almost colorless.
Comment:
red-brown (high Ti contents)
Streak:
light-brown to cream-white
Hardness:
8 - 9 on Mohs scale
Hardness:
VHN100= 1545 kg/mm2 - Vickers
Cleavage:
Distinct/Good
{110} and {001}
Fracture:
Irregular/Uneven
Density:
4.587 g/cm3 (Calculated)

Optical Data of LakargiiteHide

Type:
Biaxial (+)
RI values:
nα = 2.100 nβ = 2.100 nγ = 2.100
Birefringence:
is less than 0.003–0.005
Max Birefringence:
δ = 0.000
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
Very High
Colour in reflected light:
light-brown to colorless
Internal Reflections:
red-brown and pink internal reflections
Pleochroism:
Non-pleochroic
Comments:
2V close to 0

Chemical Properties of LakargiiteHide

Formula:
Ca(Zr,Sn,Ti)O3
IMA Formula:
CaZrO3
Idealised Formula:
CaZrO3

Crystallography of LakargiiteHide

Crystal System:
Orthorhombic
Class (H-M):
mmm (2/m 2/m 2/m) - Dipyramidal
Space Group:
Pnma
Setting:
Pnma
Cell Parameters:
a = 5.556(1) Å, b = 5.715(1) Å, c = 7.960(1) Å
Ratio:
a:b:c = 0.972 : 1 : 1.393
Unit Cell V:
252.75 ų (Calculated from Unit Cell)
Z:
4
Twinning:
forms twins according to the following twin laws: 90° rotation around [101] and 180° rotation around [101]
Comment:
Pbnm

X-Ray Powder DiffractionHide

Powder Diffraction Data:
d-spacingIntensity
4.013 (35)
4.009 (16)
2.881 (25)
2.836 (100)
2.796 (22)
2.006 (29)
1.654 (17)
1.622 (24)

Type Occurrence of LakargiiteHide

General Appearance of Type Material:
pseudo-cubic crystals up to 30–35 µm in size and aggregates up to 200 µm.
Place of Conservation of Type Material:
Specimen (number 3590/1) is deposited at the Fersman Mineralogical Museum in Moscow.
Geological Setting of Type Material:
accessory mineral in high-temperature skarns in carbonate-silicate rocks occurring as xenoliths in ignimbrites
Associated Minerals at Type Locality:

Synonyms of LakargiiteHide

Common AssociatesHide

Associated Minerals Based on Photo Data:
Chlormayenite1 photo of Lakargiite associated with Chlormayenite on mindat.org.
Spurrite1 photo of Lakargiite associated with Spurrite on mindat.org.

Related Minerals - Nickel-Strunz GroupingHide

4.CC.AllendeiteSc4Zr3O12Trig. 3 : R3
4.CC.Yttriaite-(Y)Y2O3Iso.
4.CC.05ChrombismiteBi16CrO27Tet.
4.CC.10FreudenbergiteNa2(Ti,Fe)8O16Mon.
4.CC.15GrossiteCaAl4O7Mon. 2/m : B2/b
4.CC.20ChlormayeniteCa12Al14O32[◻4Cl2]Iso. 4 3m : I4 3d
4.CC.25YafsoaniteCa3Zn3(TeO6)2Iso. m3 (2/m 3)
4.CC.30LatrappiteCa2NbFe3+O6Orth. mmm (2/m 2/m 2/m) : Pnma
4.CC.30LueshiteNaNbO3Orth. mmm (2/m 2/m 2/m)
4.CC.30NatroniobiteNaNbO3Mon.
4.CC.30PerovskiteCaTiO3Orth. mmm (2/m 2/m 2/m) : Pnma
4.CC.30BarioperovskiteBaTiO3Orth. mm2 : Amm2
4.CC.30MegawiteCaSnO3Orth. mmm (2/m 2/m 2/m) : Pban
4.CC.35Loparite-(Ce)(Na,REE)Ti2O6
4.CC.35MacedonitePbTiO3Tet. 4/mmm (4/m 2/m 2/m) : P4/nmm
4.CC.35TausoniteSrTiO3Iso. 4 3m
4.CC.35Isolueshite(Na,La)NbO3Iso. m3m (4/m 3 2/m) : Pm3m
4.CC.40CrichtoniteSr(Mn,Y,U)Fe2(Ti,Fe,Cr,V)18(O,OH)38Trig. 3 : R3
4.CC.40Davidite-(Ce)(Ce,La)(Y,U,Fe)(Ti,Fe)20(O,OH)38Trig. 3 : R3
4.CC.40Davidite-(La)(La,Ce)(Y,U,Fe)(Ti,Fe)20(O,OH)38Trig.
4.CC.40Davidite-(Y)(La,Ce,Na,Ca,Pb)(Y,Fe2+,◻)(Fe2+,Mn2+)2(Ti,Fe3+,Nb,Zr)18O38 (hypothetical)Trig.
4.CC.40LandauiteNaMnZn2(Ti,Fe)6Ti12O38Trig. 3 : R3
4.CC.40Lindsleyite(Ba,Sr)(Zr,Ca)(Fe,Mg)2(Ti,Cr,Fe)18O38Trig.
4.CC.40Loveringite(Ca,Ce,La)(Zr,Fe)(Mg,Fe)2(Ti,Fe,Cr,Al)18O38Trig.
4.CC.40Mathiasite(K, Ba, Sr)(Zr, Fe)(Mg,Fe)2 (Ti,Cr,Fe)18O38Trig.
4.CC.40SenaitePb(Mn,Y,U)(Fe,Zn)2(Ti,Fe,Cr,V)18(O,OH)38Trig.
4.CC.40Dessauite-(Y)(Sr,Pb)(Y,U)(Ti,Fe3+)20O38Trig. 3 : R3
4.CC.40Cleusonite(Pb,Sr)(U4+,U6+)(Fe2+,Zn)2(Ti,Fe2+,Fe3+)18(O,OH)38Trig. 3 : R3
4.CC.40Gramaccioliite-(Y)(Pb,Sr)(Y,Mn)Fe3+2(Ti,Fe3+)18O38Trig. 3
4.CC.45DiaoyudaoiteNaAl11O17Hex.
4.CC.45HawthorneiteBaMgTi3Cr4Fe2+2Fe3+2O19Hex. 6/mmm (6/m 2/m 2/m) : P63/mmc
4.CC.45Hibonite(Ca,Ce)(Al,Ti,Mg)12O19Hex.
4.CC.45LindqvistitePb2Mn2+Fe16O27Hex.
4.CC.45Magnetoplumbite(Pb,Mn)(Fe,Mn)12O19Hex.
4.CC.45PlumboferritePb2(Fe3+,Mn2+,Mg)11O19Trig. 3 2
4.CC.45YimengiteK(Cr,Ti,Fe,Mg)12O19Hex.
4.CC.45HaggertyiteBaFe2+4Fe3+2Ti5MgO19Hex. 6/mmm (6/m 2/m 2/m) : P63/mmc
4.CC.45NežilovitePbZn2Mn4+2Fe3+8O19Hex. 6/mmm (6/m 2/m 2/m) : P63/mmc
4.CC.45BatiferriteBaTi2Fe3+8Fe2+2O19Hex.
4.CC.45Hibonite-(Fe)(Fe,Mg)Al12O19Hex. 6/mmm (6/m 2/m 2/m) : P63/mmc
4.CC.45BarioferriteBaFe3+12O19Hex. 6/mmm (6/m 2/m 2/m) : P63/mmc
4.CC.50Jeppeite(K,Ba)2(Ti,Fe)6O13Mon.
4.CC.55ZenzénitePb3Fe4Mn3O15Hex.
4.CC.60Mengxianminite (of Huang et al.)(Ca,Na)3(Fe,Mn)2Mg2(Sn,Zn)5Al8O29

Other InformationHide

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 LakargiiteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Galuskin, E.V., Gazeev, V.M., Armbruster, Th., Zadov, A., Galuskina, I.O., Pertsev, N.N., Dziercanowski, P., Kadiyski, M., Gurbanov, A., Wrzalik, R., Winiarski, A. (2008): Lakargiite CaZrO3 - a new mineral of the perovskite group from the North Caucasus, Kabardino-Balkaria, Russia. American Mineralogist, 93, 1903-1910.

Internet Links for LakargiiteHide

Localities for LakargiiteHide

This 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.

Locality ListHide

- This locality has map coordinates listed. - This locality has estimated coordinates. ⓘ - Click for further information on this occurrence. ? - Indicates mineral may be doubtful at this locality. - Good crystals or important locality for species. - World class for species or very significant. (TL) - Type Locality for a valid mineral species. (FRL) - First Recorded Locality for everything else (eg varieties). Struck out - Mineral was erroneously reported from this locality. Faded * - Never found at this locality but inferred to have existed at some point in the past (eg from pseudomorphs.)

All localities listed without proper references should be considered as questionable.
Algeria
 
  • Tamanghasset Province
Ma, C. (2011) Discovery of Meteoritic Lakargiite (CaZrO3), a New Ultra-Refractory Mineral from the Acfer 094 Carbonaceous Chondrite (Abstract-Id.#5169). Meteoritics & Planetary Science, Supplement s1, p. A144. (Sept 2011).
Germany
 
  • Rhineland-Palatinate
    • Eifel
      • Daun
        • Üdersdorf
Blaß, G. & Kruijen, F. (2014): Die Neuigkeiten aus der Vulkaneifel (2/14). Mineralien-Welt 25 (5), 62-75 (in German).
      • Mayen
        • Ettringen
          • Bellerberg volcano
EMPA data, Sharygin V.V.
in the collection of Christof Schäfer
Galuskin, E.V., Krüger, B., Krüger, H., Blass, G., Widmer, R., Galuskina, I.O. (2016): Wernerkrauseite, CaFe3+2Mn4+O6 - the first non-stoichiometric post-spinel mineral, from Bellerberg volcano, Eifel, Germany. European Journal of Mineralogy, 28, 485-493
            • Southern lava flow
              • Mayener Feld
in the collection of Christof Schäfer
Jordan
 
  • Amman
    • Hashem region
      • Lisdan-Siwaga Fault
        • Siwaga
Khoury, H.N., Sokol, E.V., Kokh, S.N., Seryotkin, Y.V., Nigmatulina, E.N., Goryainov, S.V., Belogub, E.V., Clark, I.D. (2016): Tululite, Ca14(Fe3+,Al)(Al,Zn,Fe3+,Si,P,Mn,Mg)15O36: a new Ca zincate-aluminate from combustion metamorphic marbles, central Jordan. Mineralogy and Petrology, 110, 125-140; Sokol, E. V., Kokh, S. N., Khoury, H. N., Seryotkin, Y. V., & Goryainov, S. V. (2016). Long-term immobilisation of Cd 2+ at the Tulul Al Hammam natural analogue site, central Jordan. Applied Geochemistry, 70, 43-60.
Russia
 
  • Northern Caucasus Region
    • Kabardino-Balkarian Republic
      • Baksan Valley
Galuskin, E.V., Galuskina, I.O., Kusz, J., Gfeller, F., Armbruster, T., Bailau, R., Dulski, M., Gazeev, V.M., Pertsev, N.N., Zadov, A.E., Dzieržanowski, P. (2015): Mayenite supergroup, part II: Chlorkyuygenite from Upper Chegem, northern Caucasus Kabardino-Balkaria, Russia, a new microporous mayenite supergroup mineral with “zeolitic” H2O. European Journal of Mineralogy. 27, 113-122; Bailau, R., Gałuskin, E. V., Gazeev, V. M., & Gałuskina, I. O. Raman investigation of potential new mineral-Fe 3-analogue of wadalite from calcareous-silicate xenoliths of the Upper Chegem caldera, Northern Caucasus, Russia.
          • Lakargi Mt.
Galuskin, E.V., Gazeev, V.M., Armbruster, Th., Zadov, A., Galuskina, I.O., Pertsev, N.N., Dziercanowski, P., Kadiyski, M., Gurbanov, A., Wrzalik, R., Winiarski, A. (2008): Lakargiite CaZrO3 - a new mineral of the perovskite group from the North Caucasus, Kabardino-Balkaria, Russia. American Mineralogist, 93, 1903-1910.
Galuskin, E.V., Galuskina, I.O., Gazeev, V.M., Dzierżanowski, P., Prusik, K., Pertsev, N.N., Zadov, A.E., Bailau, R., Gurbanov, A.G. (2011): Megawite, CaSnO3: a new perovskite-group mineral from skarns of the Upper Chegem caldera, Kabardino-Balkaria, Northern Caucasus, Russia. Mineralogical Magazine, 75, 2563-2572.; Galuskina, I., Galuskin, E.V., Dzieržanowski, P., Gazeev, V., Prusik, K., Pertsev, N., Winiarski, A., Zadov, A., Wrzalik, R. (2010): Toturite Ca3Sn2Fe2SiO12 - a new mineral species of the garnet group. American Mineralogist, 95, 1305-1311
Galuskin, E. V.; Gazeev, V. M.; Lazic, B.; Armbruster, T.; Galuskina, I. O.; Zadov, A. E.; Pertsev, N. N.; Wrzalik, R.; Dzierzanowski, P.; Gurbanov, A. G. & Bzowska, G. (2009): Chegemite Ca7(SiO4)3(OH)2 - a new humite-group calcium mineral from the Northern Caucasus, Kabardino-Balkaria, Russia. European Journal of Mineralogy 21, 1045-1059.
Ukraine
 
  • Donetsk (Donets'k) Oblast'
V.V. Sharygin (2011) Lakargiite and Minerals of the Perovskite-brownmillerite Series in Metacarbonate Rocks from Donetsk Burned Dumps
      • Kalinin coal mine
Шарыгин, В. В. (2015). Минералогия метакарбонатной породы из горелого террикона угольной шахты им. Калинина, г. Донецк. Минералогия техногенеза–2015, Миасс, Имин УрО РАН, 13-40. (Mineralogy of a Metacarbonate Rock from a Burned Dump of the Kalinin Coal Mine, Donetsk)
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