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Efremovka meteorite, Pavlodar District, Pavlodar Region, Kazakhstani
Regional Level Types
Efremovka meteoriteMeteorite Fall Location
Pavlodar DistrictDistrict
Pavlodar RegionRegion
KazakhstanCountry

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Latitude & Longitude (WGS84):
52° 30' North , 77° 0' East
Latitude & Longitude (decimal):
Nearest Settlements:
PlacePopulationDistance
Pavlodar329,002 (2018)24.2km
Leninskiy8,646 (2015)31.1km
Aksu44,808 (2015)51.3km
Mindat Locality ID:
31212
Long-form identifier:
mindat:1:2:31212:0
GUID (UUID V4):
3666b150-1e2c-420f-95fd-bca073386e9d


Carbonaceous Chondrite (CV3.2-red, S4, W0)

In 1962 a single 21 kg stone was found during a soil survey of the Efremovka State Farm. Efremovka is one of the larger CV (Vigarano-like) carbonaceous chondrites. CV meteorites are distinguished by large chondrules, large refractory inclusions and abundant matrix as well as by their oxygen isotope ratios. Efremovka belongs to the reduced subgroup of CV meteorites [which includes Arch, Leoville, and Vigarano]. Efremovka’s inclusions have been the focus of a number of studies. The issue at hand is how to decipher the interactions between ancient planetismals and their surrounding nebular gas-and-dust. However, Efremovka’s strong pre-terrestrial shock [S4] and subsequent minor terrestrial weathering create additional challenges in interpreting its minerals, semi-ordered phases, and other aggregates.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List


35 valid minerals.

Meteorite/Rock Types Recorded

Note: data is currently VERY limited. Please bear with us while we work towards adding this information!

Select Rock List Type

Alphabetical List Tree Diagram

Detailed Mineral List:

Andradite
Formula: Ca3Fe3+2(SiO4)3
Anorthite
Formula: Ca(Al2Si2O8)
Augite
Formula: (CaxMgyFez)(Mgy1Fez1)Si2O6
Augite var. Fassaite
Formula: (Ca,Na)(Mg,Fe2+,Al,Fe3+,Ti)[(Si,Al)2O6]
'Chlorite Group'
Chromite
Formula: Fe2+Cr3+2O4
Clinoenstatite
Formula: MgSiO3
Description: Chondrules are rich in polysynthetically twinned clinopyroxene.
Coulsonite
Formula: Fe2+V3+2O4
Davisite
Formula: CaScAlSiO6
Diamond
Formula: C
Diopside
Formula: CaMgSi2O6
Enstatite
Formula: Mg2Si2O6
'Fayalite-Forsterite Series'
Forsterite
Formula: Mg2SiO4
Gehlenite
Formula: Ca2Al[AlSiO7]
'Glass'
Graphite
Formula: C
Grossite ?
Formula: CaAl4O7
Grossmanite
Formula: CaTi3+ AlSiO6
Hercynite
Formula: Fe2+Al2O4
Hibonite
Formula: CaAl12O19
Iron
Formula: Fe
References:
Iron var. Kamacite
Formula: (Fe,Ni)
References:
Kirschsteinite
Formula: CaFe2+SiO4
Magnetite
Formula: Fe2+Fe3+2O4
'Melilite Group'
Formula: Ca2M(XSiO7)
'Meteoritic Iron'
Description: Fe-Ni metal is mostly kamacite.
Nepheline
Formula: Na3K(Al4Si4O16)
Perovskite
Formula: CaTiO3
Pigeonite
Formula: (CaxMgyFez)(Mgy1Fez1)Si2O6
'Pyroxene Group'
Formula: ADSi2O6
Description: Matrix rich in low-Ca pyroxene.
Pyrrhotite
Formula: Fe1-xS
Rhönite
Formula: Ca4[Mg8Fe3+2Ti2]O4[Si6Al6O36]
Rubinite
Formula: Ca3Ti3+2Si3O12
Schreibersite
Formula: (Fe,Ni)3P
'Silica'
Sodalite
Formula: Na4(Si3Al3)O12Cl
Spinel
Formula: MgAl2O4
References:
Taenite
Formula: (Fe,Ni)
Tazheranite
Formula: (Zr,Ti,Ca)(O,◻)2
Tetrataenite
Formula: FeNi
Troilite
Formula: FeS
Wairauite
Formula: CoFe
Wollastonite
Formula: Ca3(Si3O9)

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
Iron1.AE.05Fe
var. Kamacite1.AE.05(Fe,Ni)
Tetrataenite1.AE.10FeNi
Taenite1.AE.10(Fe,Ni)
Wairauite1.AE.15CoFe
Schreibersite1.BD.05(Fe,Ni)3P
Graphite1.CB.05aC
Diamond1.CB.10aC
Group 2 - Sulphides and Sulfosalts
Troilite2.CC.10FeS
Pyrrhotite2.CC.10Fe1-xS
Group 4 - Oxides and Hydroxides
Spinel4.BB.05MgAl2O4
Chromite4.BB.05Fe2+Cr3+2O4
Coulsonite4.BB.05Fe2+V3+2O4
Magnetite4.BB.05Fe2+Fe3+2O4
Hercynite4.BB.05Fe2+Al2O4
Grossite ?4.CC.15CaAl4O7
Perovskite4.CC.30CaTiO3
Hibonite4.CC.45CaAl12O19
Tazheranite4.DL.10(Zr,Ti,Ca)(O,◻)2
Group 9 - Silicates
Kirschsteinite9.AC.05CaFe2+SiO4
Forsterite9.AC.05Mg2SiO4
Andradite9.AD.25Ca3Fe3+2(SiO4)3
Rubinite9.AD.25Ca3Ti3+2Si3O12
Gehlenite9.BB.10Ca2Al[AlSiO7]
Enstatite9.DA.05Mg2Si2O6
Pigeonite9.DA.10(CaxMgyFez)(Mgy1Fez1)Si2O6
Clinoenstatite9.DA.10MgSiO3
Augite9.DA.15(CaxMgyFez)(Mgy1Fez1)Si2O6
Grossmanite9.DA.15CaTi3+ AlSiO6
Davisite9.DA.15CaScAlSiO6
Diopside9.DA.15CaMgSi2O6
Augite
var. Fassaite
9.DA.15(Ca,Na)(Mg,Fe2+,Al,Fe3+,Ti)[(Si,Al)2O6]
Wollastonite9.DG.05Ca3(Si3O9)
Rhönite9.DH.40Ca4[Mg8Fe3+2Ti2]O4[Si6Al6O36]
Nepheline9.FA.05Na3K(Al4Si4O16)
Anorthite9.FA.35Ca(Al2Si2O8)
Sodalite9.FB.10Na4(Si3Al3)O12Cl
Unclassified
'Fayalite-Forsterite Series'-
'Pyroxene Group'-ADSi2O6
'Meteoritic Iron'-
'Silica'-
'Chlorite Group'-
'Glass'-
'Melilite Group'-Ca2M(XSiO7)

List of minerals for each chemical element

CCarbon
C DiamondC
C GraphiteC
OOxygen
O AndraditeCa3Fe23+(SiO4)3
O AnorthiteCa(Al2Si2O8)
O Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
O ChromiteFe2+Cr23+O4
O ClinoenstatiteMgSiO3
O CoulsoniteFe2+V23+O4
O DiopsideCaMgSi2O6
O EnstatiteMg2Si2O6
O ForsteriteMg2SiO4
O GehleniteCa2Al[AlSiO7]
O GrossiteCaAl4O7
O HercyniteFe2+Al2O4
O HiboniteCaAl12O19
O KirschsteiniteCaFe2+SiO4
O MagnetiteFe2+Fe23+O4
O NephelineNa3K(Al4Si4O16)
O PerovskiteCaTiO3
O Pigeonite(CaxMgyFez)(Mgy1Fez1)Si2O6
O RhöniteCa4[Mg8Fe23+Ti2]O4[Si6Al6O36]
O SodaliteNa4(Si3Al3)O12Cl
O SpinelMgAl2O4
O Tazheranite(Zr,Ti,Ca)(O,◻)2
O WollastoniteCa3(Si3O9)
O Pyroxene GroupADSi2O6
O Augite var. Fassaite(Ca,Na)(Mg,Fe2+,Al,Fe3+,Ti)[(Si,Al)2O6]
O Melilite GroupCa2M(XSiO7)
O DavisiteCaScAlSiO6
O GrossmaniteCaTi3+ AlSiO6
O RubiniteCa3Ti23+Si3O12
NaSodium
Na NephelineNa3K(Al4Si4O16)
Na SodaliteNa4(Si3Al3)O12Cl
Na Augite var. Fassaite(Ca,Na)(Mg,Fe2+,Al,Fe3+,Ti)[(Si,Al)2O6]
MgMagnesium
Mg Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Mg ClinoenstatiteMgSiO3
Mg DiopsideCaMgSi2O6
Mg EnstatiteMg2Si2O6
Mg ForsteriteMg2SiO4
Mg Pigeonite(CaxMgyFez)(Mgy1Fez1)Si2O6
Mg RhöniteCa4[Mg8Fe23+Ti2]O4[Si6Al6O36]
Mg SpinelMgAl2O4
Mg Augite var. Fassaite(Ca,Na)(Mg,Fe2+,Al,Fe3+,Ti)[(Si,Al)2O6]
AlAluminium
Al AnorthiteCa(Al2Si2O8)
Al GehleniteCa2Al[AlSiO7]
Al GrossiteCaAl4O7
Al HercyniteFe2+Al2O4
Al HiboniteCaAl12O19
Al NephelineNa3K(Al4Si4O16)
Al RhöniteCa4[Mg8Fe23+Ti2]O4[Si6Al6O36]
Al SodaliteNa4(Si3Al3)O12Cl
Al SpinelMgAl2O4
Al Augite var. Fassaite(Ca,Na)(Mg,Fe2+,Al,Fe3+,Ti)[(Si,Al)2O6]
Al DavisiteCaScAlSiO6
Al GrossmaniteCaTi3+ AlSiO6
SiSilicon
Si AndraditeCa3Fe23+(SiO4)3
Si AnorthiteCa(Al2Si2O8)
Si Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Si ClinoenstatiteMgSiO3
Si DiopsideCaMgSi2O6
Si EnstatiteMg2Si2O6
Si ForsteriteMg2SiO4
Si GehleniteCa2Al[AlSiO7]
Si KirschsteiniteCaFe2+SiO4
Si NephelineNa3K(Al4Si4O16)
Si Pigeonite(CaxMgyFez)(Mgy1Fez1)Si2O6
Si RhöniteCa4[Mg8Fe23+Ti2]O4[Si6Al6O36]
Si SodaliteNa4(Si3Al3)O12Cl
Si WollastoniteCa3(Si3O9)
Si Pyroxene GroupADSi2O6
Si Augite var. Fassaite(Ca,Na)(Mg,Fe2+,Al,Fe3+,Ti)[(Si,Al)2O6]
Si Melilite GroupCa2M(XSiO7)
Si DavisiteCaScAlSiO6
Si GrossmaniteCaTi3+ AlSiO6
Si RubiniteCa3Ti23+Si3O12
PPhosphorus
P Schreibersite(Fe,Ni)3P
SSulfur
S PyrrhotiteFe1-xS
S TroiliteFeS
ClChlorine
Cl SodaliteNa4(Si3Al3)O12Cl
KPotassium
K NephelineNa3K(Al4Si4O16)
CaCalcium
Ca AndraditeCa3Fe23+(SiO4)3
Ca AnorthiteCa(Al2Si2O8)
Ca Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Ca DiopsideCaMgSi2O6
Ca GehleniteCa2Al[AlSiO7]
Ca GrossiteCaAl4O7
Ca HiboniteCaAl12O19
Ca KirschsteiniteCaFe2+SiO4
Ca PerovskiteCaTiO3
Ca Pigeonite(CaxMgyFez)(Mgy1Fez1)Si2O6
Ca RhöniteCa4[Mg8Fe23+Ti2]O4[Si6Al6O36]
Ca Tazheranite(Zr,Ti,Ca)(O,◻)2
Ca WollastoniteCa3(Si3O9)
Ca Augite var. Fassaite(Ca,Na)(Mg,Fe2+,Al,Fe3+,Ti)[(Si,Al)2O6]
Ca Melilite GroupCa2M(XSiO7)
Ca DavisiteCaScAlSiO6
Ca GrossmaniteCaTi3+ AlSiO6
Ca RubiniteCa3Ti23+Si3O12
ScScandium
Sc DavisiteCaScAlSiO6
TiTitanium
Ti PerovskiteCaTiO3
Ti RhöniteCa4[Mg8Fe23+Ti2]O4[Si6Al6O36]
Ti Tazheranite(Zr,Ti,Ca)(O,◻)2
Ti Augite var. Fassaite(Ca,Na)(Mg,Fe2+,Al,Fe3+,Ti)[(Si,Al)2O6]
Ti GrossmaniteCaTi3+ AlSiO6
Ti RubiniteCa3Ti23+Si3O12
VVanadium
V CoulsoniteFe2+V23+O4
CrChromium
Cr ChromiteFe2+Cr23+O4
FeIron
Fe AndraditeCa3Fe23+(SiO4)3
Fe Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Fe ChromiteFe2+Cr23+O4
Fe CoulsoniteFe2+V23+O4
Fe HercyniteFe2+Al2O4
Fe IronFe
Fe Iron var. Kamacite(Fe,Ni)
Fe KirschsteiniteCaFe2+SiO4
Fe MagnetiteFe2+Fe23+O4
Fe Pigeonite(CaxMgyFez)(Mgy1Fez1)Si2O6
Fe PyrrhotiteFe1-xS
Fe RhöniteCa4[Mg8Fe23+Ti2]O4[Si6Al6O36]
Fe Schreibersite(Fe,Ni)3P
Fe Taenite(Fe,Ni)
Fe TetrataeniteFeNi
Fe TroiliteFeS
Fe WairauiteCoFe
Fe Augite var. Fassaite(Ca,Na)(Mg,Fe2+,Al,Fe3+,Ti)[(Si,Al)2O6]
CoCobalt
Co WairauiteCoFe
NiNickel
Ni Iron var. Kamacite(Fe,Ni)
Ni Schreibersite(Fe,Ni)3P
Ni Taenite(Fe,Ni)
Ni TetrataeniteFeNi
ZrZirconium
Zr Tazheranite(Zr,Ti,Ca)(O,◻)2

Other Regions, Features and Areas containing this locality


This page contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.

References

 
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