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Kimzeyite

A valid IMA mineral species
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About KimzeyiteHide

Formula:
Ca3Zr2(SiO4)(AlO4)2
Colour:
Dark brown
Lustre:
Vitreous
Hardness:
7
Specific Gravity:
4.0
Crystal System:
Isometric
Garnet Group.
Aluminium analogue of Kerimasite.


Unique IdentifiersHide

Mindat ID:
2209
Long-form identifier:
mindat:1:1:2209:1

IMA Classification of KimzeyiteHide

Classification of KimzeyiteHide

9.AD.25

9 : SILICATES (Germanates)
A : Nesosilicates
D : Nesosilicates without additional anions; cations in [6] and/or greater coordination
51.4.3c.2

51 : NESOSILICATES Insular SiO4 Groups Only
4 : Insular SiO4 Groups Only with cations in [6] and >[6] coordination
16.14.9

16 : Silicates Containing Aluminum and other Metals
14 : Aluminosilicates of Ti, Zr, Sn and Pb

Mineral SymbolsHide

As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.

Please only use the official IMA–CNMNC symbol. Older variants are listed for historical use only.

SymbolSourceReference for Standard
KmzIMA–CNMNCWarr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43
KmzThe Canadian Mineralogist (2019)The Canadian Mineralogist (2019) The Canadian Mineralogist list of symbols for rock- and ore-forming minerals (December 30, 2019). download

Physical Properties of KimzeyiteHide

Vitreous
Transparency:
Transparent
Colour:
Dark brown
Streak:
Light brown
Hardness:
Density:
4.0 g/cm3 (Measured)    4.03 g/cm3 (Calculated)

Optical Data of KimzeyiteHide

Type:
Isotropic
RI values:
n = 1.94(1)
Surface Relief:
Very High (positive)
Relative to Canada balsam mounting medium (n ≈ 1.537).

This shows the grain boundary and Becke line effect under plane-polarised light, based on the contrast between this mineral's average refractive index and the mounting medium. It does not take into account mineral colouration.
In focus

Chemistry of KimzeyiteHide

Mindat Formula:
Ca3Zr2(SiO4)(AlO4)2
Element Weights:
Element% weight
O33.290 %
Zr31.635 %
Ca20.848 %
Al9.357 %
Si4.870 %

Calculated from ideal end-member formula.
O
Zr
Ca
Al
Si
Common Impurities:
Nb,Mg

Chemical AnalysisHide

Oxide wt%:
 1
SiO219.68 %
TiO210.01 %
Al2O38.13 %
Fe2O36.48 %
MnO0.06 %
MgO1.52 %
CaO31.73 %
Cr2O31.87 %
ZrO218.41 %
Total:97.89 %
Empirical formulas:
Sample IDEmpirical Formula
1Ca3.0(Zr0.81?Ti0.68?Fe3+0.44?Cr0.13?Al0.87?)( Si1.78?O4?)( Al1.22?O4?)

Crystallography of KimzeyiteHide

Crystal System:
Isometric
Class (H-M):
m3m(4/m32/m) - Hexoctahedral
Space Group:
Ia3d
Setting:
Ia3d
Cell Parameters:
a = 12.46 Å
Unit Cell V:
1,934.43 ų (Calculated from Unit Cell)
Z:
8

Crystal StructureHide

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IDSpeciesReferenceLinkYearLocalityPressure (GPa)Temp (K)
0006893KimzeyiteSchingaro E, Scordari F, Capitanio F, Parodi G, Smith D C, Mottana A (2001) Crystal chemistry of kimzeyite from Anguillara, Mts. Sabatini, Italy European Journal of Mineralogy 13 749-7592001Anguillara, Mts. Sabatini, Italy0293
0006892KimzeyiteSchingaro E, Scordari F, Capitanio F, Parodi G, Smith D C, Mottana A (2001) Crystal chemistry of kimzeyite from Anguillara, Mts. Sabatini, Italy European Journal of Mineralogy 13 749-7592001Anguillara, Mts. Sabatini, Italy0293
0000775KimzeyiteMunno R, Rossi G, Tadini C (1980) Crystal chemistry of kimzeyite from Stomboli, Aeolian Islands, Italy American Mineralogist 65 188-19119800293
CIF Raw Data - click here to close

X-Ray Powder DiffractionHide

Loading XRD data...
Data Set:
Data courtesy of RRUFF project at University of Arizona, used with permission.
Powder Diffraction Data:
d-spacingIntensity
1.667 Å(100)
2.539 Å(90)
2.79 Å(80)
3.12 Å(60)
4.42 Å(40)
1.728 Å(40)
1.395 Å(40)

Geological EnvironmentHide

Paragenetic Mode(s):
Paragenetic ModeEarliest Age (Ga)
Stage 4b: Highly evolved igneous rocks>3.0
36 : Carbonatites, kimberlites, and related igneous rocks

Type Occurrence of KimzeyiteHide

General Appearance of Type Material:
Dodecahedra modified by trapezohedra, up to 5 mm.
Place of Conservation of Type Material:
National Museum of Natural History, Washington, D.C., USA, 117124.
Geological Setting of Type Material:
Carbonatite.
Associated Minerals at Type Locality:

Other Language Names for KimzeyiteHide

Dutch:Kimzeyiet
German:Kimzeyit
Spanish:Kimzeyita

Relationship of Kimzeyite to other SpeciesHide

Other Members of Schorlomite Group:
HutcheoniteCa3Ti2(SiO4)(AlO4)2Iso. m3m(4/m32/m) : Ia3d
IrinarassiteCa3Sn2(SiO4)(AlO4)2Iso. m3m(4/m32/m) : Ia3d
KerimasiteCa3Zr2(SiO4)(Fe3+O4)2Iso. m3m(4/m32/m) : Ia3d
SchorlomiteCa3Ti2(SiO4)(Fe3+O4)2Iso. m3m(4/m32/m) : Ia3d
ToturiteCa3Sn2(SiO4)(Fe3+O4)2Iso. m3m(4/m32/m) : Ia3d

Common AssociatesHide

Associations Based on Photo Data:
6 photos of Kimzeyite associated with PerovskiteCaTiO3
6 photos of Kimzeyite associated with BaddeleyiteZrO2
5 photos of Kimzeyite associated with CalciteCaCO3
5 photos of Kimzeyite associated with MagnetiteFe2+Fe3+2O4
2 photos of Kimzeyite associated with MonticelliteCaMg(SiO4)
2 photos of Kimzeyite associated with 'Apatite'Ca5(PO4)3A
1 photo of Kimzeyite associated with 'Dysanalyte'CaTiO3
1 photo of Kimzeyite associated with EudialyteNa15Ca6Fe3Zr3Si(Si25O73)(O,OH,H2O)3(Cl,OH)2
1 photo of Kimzeyite associated with AegirineNaFe3+Si2O6
1 photo of Kimzeyite associated with 'Carbonatite'

Related Minerals - Strunz-mindat GroupingHide

9.AD.AdrianiteCa12(Al4Mg3Si7)O32Cl6Iso. 43m : I43d
9.AD.05LarniteCa2SiO4Mon. 2/m
9.AD.10Calcio-olivineCa2SiO4Orth. mmm(2/m2/m2/m)
9.AD.15MerwiniteCa3Mg(SiO4)2Mon. 2/m : P21/b
9.AD.20BredigiteCa7Mg(SiO4)4Orth. mm2 : Pnn2
9.AD.25MidbariteCa3Mg2(V5+2Si)O12Iso. m3m(4/m32/m) : Ia3d
9.AD.25Menzerite-(Y)(Y2Ca)Mg2(SiO4)3Iso. m3m(4/m32/m) : Ia3d
9.AD.25UvaroviteCa3Cr3+2(SiO4)3Iso. m3m(4/m32/m) : Ia3d
9.AD.25EltyubyuiteCa12Fe3+10Si4O32Cl6Iso. 43m : I43d
9.AD.25EringaiteCa3Sc2(SiO4)3Iso. m3m(4/m32/m) : Ia3d
9.AD.25HenritermieriteCa3Mn3+2(SiO4)2[◻(OH)4]Tet. 4/mmm(4/m2/m2/m) : I41/acd
9.AD.25 va'Hydrougrandite'(Ca,Mg,Fe2+)3(Fe3+,Al)2[(OH)4(SiO4)2]Iso.
9.AD.25CalderiteMn2+3Fe3+2(SiO4)3Iso. m3m(4/m32/m) : Ia3d
9.AD.25NikmelnikoviteCa12(Fe2+Fe3+3Al3◻)[SiO4]6[◻(OH)4]54Trig. 3 : R3
9.AD.25HutcheoniteCa3Ti2(SiO4)(AlO4)2Iso. m3m(4/m32/m) : Ia3d
9.AD.25Wadalite(Ca,Mg)6(Al,Fe3+)4((Si,Al)O4)3O4Cl3Iso. 43m : I43d
9.AD.25RubiniteCa3Ti3+2(SiO4)3Iso. m3m(4/m32/m) : Ia3d
9.AD.25KerimasiteCa3Zr2(SiO4)(Fe3+O4)2Iso. m3m(4/m32/m) : Ia3d
9.AD.25HoltstamiteCa3Al2(SiO4)2[◻(OH)4]Tet. 4/mmm(4/m2/m2/m) : I41/acd
9.AD.25SpessartineMn2+3Al2(SiO4)3Iso. m3m(4/m32/m) : Ia3d
9.AD.25ToturiteCa3Sn2(SiO4)(Fe3+O4)2Iso. m3m(4/m32/m) : Ia3d
9.AD.25'Khoharite'Mg3Fe3+2(SiO4)3
9.AD.25IrinarassiteCa3Sn2(SiO4)(AlO4)2Iso. m3m(4/m32/m) : Ia3d
9.AD.25KnorringiteMg3Cr3+2(SiO4)3Iso. m3m(4/m32/m) : Ia3d
9.AD.25GoldmaniteCa3V3+2(SiO4)3Iso. m3m(4/m32/m) : Ia3d
9.AD.25'Blythite'Mn2+3Mn3+2[SiO4]3
9.AD.25'Skiagite'Fe2+3Fe3+2[SiO4]3
9.AD.25'UM1984-37-SiO:CrMn'Mn2+3Cr3+2(SiO4)3
9.AD.25AlmandineFe2+3Al2(SiO4)3Iso. m3m(4/m32/m) : Ia3d
9.AD.25 va'Yamatoite'(Mn2+,Ca)3(V3+,Al)2(SiO4)3Iso.
9.AD.25MomoiiteMn2+3V3+2(SiO4)3Iso. m3m(4/m32/m) : Ia3d
9.AD.25GrossularCa3Al2(SiO4)3Iso. m3m(4/m32/m) : Ia3d
9.AD.25AndraditeCa3Fe3+2(SiO4)3Iso. m3m(4/m32/m) : Ia3d
9.AD.25MorimotoiteCa3(TiFe2+)(SiO4)3Iso. m3m(4/m32/m) : Ia3d
9.AD.25MajoriteMg3(MgSi)(SiO4)3Iso. m3m(4/m32/m) : Ia3d
9.AD.25PyropeMg3Al2(SiO4)3Iso. m3m(4/m32/m) : Ia3d
9.AD.25SchorlomiteCa3Ti2(SiO4)(Fe3+O4)2Iso. m3m(4/m32/m) : Ia3d
9.AD.30HafnonHf(SiO4)Tet. 4/mmm(4/m2/m2/m) : I41/amd
9.AD.30ZirconZr(SiO4)Tet. 4/mmm(4/m2/m2/m) : I41/amd
9.AD.30CoffiniteU(SiO4) · nH2OTet. 4/mmm(4/m2/m2/m) : I41/amd
9.AD.30ThoriteTh(SiO4)Tet. 4/mmm(4/m2/m2/m) : I41/amd
9.AD.30 va'Auerlite'near Th(Si,P)O4
9.AD.30Stetindite-(Ce)Ce4+SiO4Tet. 4/mmm(4/m2/m2/m) : I41/amd
9.AD.35'Tombarthite-(Y)'Y4(Si,H4)4O12-x(OH)4+2xMon.
9.AD.35HuttoniteThSiO4Mon. 2/m
9.AD.40EulytineBi4(SiO4)3Iso. 43m : I43d
9.AD.45ReiditeZr(SiO4)Tet. 4/m : I41/a
9.AD.55JeffbeniteMg3Al2Si3O12Tet. 42m : I42d

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.

Internet Links for KimzeyiteHide

References for KimzeyiteHide

Localities for KimzeyiteHide

Showing 24 localities.

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.
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Locality ListHide

- This locality has map coordinates listed. - This locality has estimated coordinates. ⓘ - Click for references and 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 (e.g. from pseudomorphs).

All localities listed without proper references should be considered as questionable.
Angola
 
  • Cuanza Sul Province
    • Seles
      • Catanda
Campeny et al. (2017)
Brazil
 
  • Minas Gerais
    • Araxá
Traversa et al. (2001)
Canada
 
  • Newfoundland and Labrador
    • Labrador
Tappe et al. (2005)
  • Nunavut
    • Qikiqtaaluk Region
      • Ungava bay
        • Abloviak fjord
Tappe et al. (2004)
  • Québec
    • Laurentides
      • Deux-Montagnes RCM
Villeneuve (1990)
    • Montréal
Heaman et al. (2001)
Germany
 
  • Lower Saxony
    • Goslar District
      • Bad Harzburg
        • Radau valley
Gröbner et al. (2019)
Greenland
 
  • Sermersooq
Tappe et al. (2009)
Italy
 
  • Lazio
    • Metropolitan City of Rome Capital
Schingaro et al. (2001)
  • Sicily
    • Metropolitan City of Messina
      • Eolie Islands (Aeolian Islands)
        • Lipari
Munno et al. (1980) +1 other reference
Norway
 
  • Telemark
    • Skien
Jamtveit et al. (1997)
Russia
 
  • Kabardino-Balkaria
    • Chegemsky District
      • Upper Chegem volcanic caldera (Verkhnechegemskaya caldera)
American Mineralogist +1 other reference
Galuskina et al. (2013)
  • Sakha
    • Mirninsky District
Galuskina et al. (2010)
Spain
 
  • Canary Islands
    • Las Palmas Province
      • Fuerteventura
        • Fuerteventura Basal Complex
Casillas et al. (2024)
Sweden
 
  • Västernorrland County
    • Sundsvall
    • Timrå
Kresten (1990)
Tanzania
 
  • Arusha Region
    • Monduli District
Zaitsev A.N. et al. (2010)
UK
 
  • Scotland
    • Highland
      • Eilean á Chèo
        • Isle of Skye
Beard et al. (2007)
USA
 
  • Arkansas
    • Hot Spring County
Rocks and Minerals (1999)
Smith (1988)
H. Barwood - unpublished (2010)
Rocks & Min.: 64:326.
Smith
 
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