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Gem spinel deposit, Kukh-i-Lal (Kukhilal; Kuhi-lal), Pyandzh River Valley, Pamir Mts, Viloyati Mukhtori Gorno-Badakhshan (Viloyati Badakhshoni Kuni), Tajikistan

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Latitude & Longitude (WGS84): 37° 11' 13'' North , 71° 27' 39'' East
Latitude & Longitude (decimal): 37.18722,71.46111
GeoHash:G#: twdgd1srk
Locality type:Deposit
Köppen climate type:Dsb : Warm, dry-summer continental climate


Spinel-​forsterite formations are confined only to magnesite marbles (CaO content 0.65-​16​%) containing forsterite, graphite and pyrite.
Spinel is gray, violet, cinnammon, and rose.

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Standard Detailed Strunz Dana Chemical Elements

Mineral List

Mineral list contains entries from the region specified including sub-localities

16 valid minerals. 1 (TL) - type locality of valid minerals.

Rock Types Recorded

Note: this is a very new system on mindat.org and data is currently VERY limited. Please bear with us while we work towards adding this information!

Rock list contains entries from the region specified including sub-localities

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Alphabetical List Tree Diagram

Detailed Mineral List:

Albite
Formula: Na(AlSi3O8)
Albite var: Oligoclase
Formula: (Na,Ca)[Al(Si,Al)Si2O8]
Andalusite
Formula: Al2(SiO4)O
Calcite
Formula: CaCO3
Reference: Pavel M. Kartashov data
Clinohumite
Formula: Mg9(SiO4)4F2
Reference: Pavel M. Kartashov data; Aymeric Longi bought material from this location
Columbite-(Mg) (TL)
Formula: (Mg,Fe,Mn)(Nb,Ta)2O6
Reference: [Nickel & Nichols, 1991 - "Mineral Reference Manual", p126]; Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
Cordierite
Formula: (Mg,Fe)2Al3(AlSi5O18)
Corundum
Formula: Al2O3
Reference: Pavel M. Kartashov data
Corundum var: Ruby
Formula: Al2O3
Reference: Pavel M. Kartashov data
Diopside
Formula: CaMgSi2O6
Reference: Aymeric Longi bought material from this location
Dolomite
Formula: CaMg(CO3)2
Dravite
Formula: Na(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH)
Graphite
Formula: C
Reference: Pavel M. Kartashov data
Hydrotalcite
Formula: Mg6Al2(OH)16[CO3] · 4H2O
Reference: Pavel M. Kartashov data
'Pegmatite'
Pyrrhotite
Formula: Fe7S8
Reference: Pavel M. Kartashov data
Quartz
Formula: SiO2
Reference: Aymeric Longi
Rutile
Formula: TiO2
Reference: Pavel M. Kartashov data
Rutile var: Ilmenorutile
Formula: Fex(Nb,Ta)2x · 4Ti1-xO2
'Scapolite'
'Serpentine Subgroup'
Formula: D3[Si2O5](OH)4 D= Mg, Fe, Ni, Mn, Al, Zn
Reference: Pavel M. Kartashov data
Spinel
Formula: MgAl2O4
Reference: Pavel M. Kartashov data; Orris, G.J., and Bliss, J.D. (2002): Mines and Mineral Occurrences of Afghanistan. United States Geological Survey Open-File Report 02-110
'Uvite Series'
Formula: Ca(Mg3)MgAl5(Si6O18)(BO3)3(OH)3(F/OH)
Reference: Pavel M. Kartashov data

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
'Graphite'1.CB.05aC
Group 2 - Sulphides and Sulfosalts
Pyrrhotite2.CC.10Fe7S8
Group 4 - Oxides and Hydroxides
'Columbite-(Mg)' (TL)4.DB.35(Mg,Fe,Mn)(Nb,Ta)2O6
'Corundum'4.CB.05Al2O3
var: Ruby4.CB.05Al2O3
Quartz4.DA.05SiO2
Rutile4.DB.05TiO2
var: Ilmenorutile4.DB.05Fex(Nb,Ta)2x · 4Ti1-xO2
Spinel4.BB.05MgAl2O4
Group 5 - Nitrates and Carbonates
'Calcite'5.AB.05CaCO3
'Dolomite'5.AB.10CaMg(CO3)2
'Hydrotalcite'5.DA.50Mg6Al2(OH)16[CO3] · 4H2O
Group 9 - Silicates
'Albite'9.FA.35Na(AlSi3O8)
var: Oligoclase9.FA.35(Na,Ca)[Al(Si,Al)Si2O8]
'Andalusite'9.AF.10Al2(SiO4)O
'Clinohumite'9.AF.55Mg9(SiO4)4F2
'Cordierite'9.CJ.10(Mg,Fe)2Al3(AlSi5O18)
'Diopside'9.DA.15CaMgSi2O6
'Dravite'9.CK.05Na(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH)
Uvite Series9..Ca(Mg3)MgAl5(Si6O18)(BO3)3(OH)3(F/OH)
Unclassified Minerals, Rocks, etc.
Pegmatite-
Scapolite-
Serpentine Subgroup-D3[Si2O5](OH)4 D= Mg, Fe, Ni, Mn, Al, Zn

List of minerals arranged by Dana 8th Edition classification

Group 1 - NATIVE ELEMENTS AND ALLOYS
Semi-metals and non-metals
Graphite1.3.6.2C
Group 2 - SULFIDES
AmXp, with m:p = 1:1
Pyrrhotite2.8.10.1Fe7S8
Group 4 - SIMPLE OXIDES
A2X3
Corundum4.3.1.1Al2O3
AX2
Rutile4.4.1.1TiO2
var: Ilmenorutile4.4.1.2Fex(Nb,Ta)2x · 4Ti1-xO2
Group 7 - MULTIPLE OXIDES
AB2X4
Spinel7.2.1.1MgAl2O4
Group 8 - MULTIPLE OXIDES CONTAINING NIOBIUM,TANTALUM OR TITANIUM
AB2O6
Columbite-(Mg) (TL)8.3.2.5(Mg,Fe,Mn)(Nb,Ta)2O6
Group 14 - ANHYDROUS NORMAL CARBONATES
A(XO3)
Calcite14.1.1.1CaCO3
AB(XO3)2
Dolomite14.2.1.1CaMg(CO3)2
Group 16b - HYDRATED CARBONATES CONTAINING HYDROXYL OR HALOGEN
Hydrotalcite16b.6.2.1Mg6Al2(OH)16[CO3] · 4H2O
Group 52 - NESOSILICATES Insular SiO4 Groups and O,OH,F,H2O
Insular SiO4 Groups and O, OH, F, and H2O with cations in [4] and >[4] coordination
Andalusite52.2.2b.1Al2(SiO4)O
Insular SiO4 Groups and O, OH, F, and H2O with cations in [6] coordination only
Clinohumite52.3.2d.1Mg9(SiO4)4F2
Group 61 - CYCLOSILICATES Six-Membered Rings
Six-Membered Rings with Al substituted rings
Cordierite61.2.1.1(Mg,Fe)2Al3(AlSi5O18)
Six-Membered Rings with borate groups
Dravite61.3.1.9Na(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH)
'Uvite Series'61.3.1.3Ca(Mg3)MgAl5(Si6O18)(BO3)3(OH)3(F/OH)
Group 65 - INOSILICATES Single-Width,Unbranched Chains,(W=1)
Single-Width Unbranched Chains, W=1 with chains P=2
Diopside65.1.3a.1CaMgSi2O6
Group 75 - TECTOSILICATES Si Tetrahedral Frameworks
Si Tetrahedral Frameworks - SiO2 with [4] coordinated Si
Quartz75.1.3.1SiO2
Group 76 - TECTOSILICATES Al-Si Framework
Al-Si Framework with Al-Si frameworks
Albite76.1.3.1Na(AlSi3O8)
Unclassified Minerals, Rocks, etc.
var: Oligoclase-(Na,Ca)[Al(Si,Al)Si2O8]
Corundum
var: Ruby
-Al2O3
'Pegmatite'-
'Scapolite'-
'Serpentine Subgroup'-D3[Si2O5](OH)4 D= Mg, Fe, Ni, Mn, Al, Zn

List of minerals for each chemical element

HHydrogen
H DraviteNa(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH)
H HydrotalciteMg6Al2(OH)16[CO3] · 4H2O
H Serpentine SubgroupD3[Si2O5](OH)4 D= Mg, Fe, Ni, Mn, Al, Zn
BBoron
B DraviteNa(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH)
CCarbon
C CalciteCaCO3
C DolomiteCaMg(CO3)2
C GraphiteC
C HydrotalciteMg6Al2(OH)16[CO3] · 4H2O
OOxygen
O AlbiteNa(AlSi3O8)
O AndalusiteAl2(SiO4)O
O CalciteCaCO3
O ClinohumiteMg9(SiO4)4F2
O Columbite-(Mg)(Mg,Fe,Mn)(Nb,Ta)2O6
O Cordierite(Mg,Fe)2Al3(AlSi5O18)
O CorundumAl2O3
O DiopsideCaMgSi2O6
O DolomiteCaMg(CO3)2
O DraviteNa(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH)
O HydrotalciteMg6Al2(OH)16[CO3] · 4H2O
O Rutile (var: Ilmenorutile)Fex(Nb,Ta)2x · 4Ti1-xO2
O Albite (var: Oligoclase)(Na,Ca)[Al(Si,Al)Si2O8]
O QuartzSiO2
O Corundum (var: Ruby)Al2O3
O RutileTiO2
O Serpentine SubgroupD3[Si2O5](OH)4 D= Mg, Fe, Ni, Mn, Al, Zn
O SpinelMgAl2O4
FFluorine
F ClinohumiteMg9(SiO4)4F2
NaSodium
Na AlbiteNa(AlSi3O8)
Na DraviteNa(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH)
Na Albite (var: Oligoclase)(Na,Ca)[Al(Si,Al)Si2O8]
MgMagnesium
Mg ClinohumiteMg9(SiO4)4F2
Mg Columbite-(Mg)(Mg,Fe,Mn)(Nb,Ta)2O6
Mg Cordierite(Mg,Fe)2Al3(AlSi5O18)
Mg DiopsideCaMgSi2O6
Mg DolomiteCaMg(CO3)2
Mg DraviteNa(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH)
Mg HydrotalciteMg6Al2(OH)16[CO3] · 4H2O
Mg Serpentine SubgroupD3[Si2O5](OH)4 D= Mg, Fe, Ni, Mn, Al, Zn
Mg SpinelMgAl2O4
AlAluminium
Al AlbiteNa(AlSi3O8)
Al AndalusiteAl2(SiO4)O
Al Cordierite(Mg,Fe)2Al3(AlSi5O18)
Al CorundumAl2O3
Al DraviteNa(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH)
Al HydrotalciteMg6Al2(OH)16[CO3] · 4H2O
Al Albite (var: Oligoclase)(Na,Ca)[Al(Si,Al)Si2O8]
Al Corundum (var: Ruby)Al2O3
Al Serpentine SubgroupD3[Si2O5](OH)4 D= Mg, Fe, Ni, Mn, Al, Zn
Al SpinelMgAl2O4
SiSilicon
Si AlbiteNa(AlSi3O8)
Si AndalusiteAl2(SiO4)O
Si ClinohumiteMg9(SiO4)4F2
Si Cordierite(Mg,Fe)2Al3(AlSi5O18)
Si DiopsideCaMgSi2O6
Si DraviteNa(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH)
Si Albite (var: Oligoclase)(Na,Ca)[Al(Si,Al)Si2O8]
Si QuartzSiO2
Si Serpentine SubgroupD3[Si2O5](OH)4 D= Mg, Fe, Ni, Mn, Al, Zn
SSulfur
S PyrrhotiteFe7S8
CaCalcium
Ca CalciteCaCO3
Ca DiopsideCaMgSi2O6
Ca DolomiteCaMg(CO3)2
Ca Albite (var: Oligoclase)(Na,Ca)[Al(Si,Al)Si2O8]
TiTitanium
Ti Rutile (var: Ilmenorutile)Fex(Nb,Ta)2x · 4Ti1-xO2
Ti RutileTiO2
MnManganese
Mn Columbite-(Mg)(Mg,Fe,Mn)(Nb,Ta)2O6
Mn Serpentine SubgroupD3[Si2O5](OH)4 D= Mg, Fe, Ni, Mn, Al, Zn
FeIron
Fe Columbite-(Mg)(Mg,Fe,Mn)(Nb,Ta)2O6
Fe Cordierite(Mg,Fe)2Al3(AlSi5O18)
Fe Rutile (var: Ilmenorutile)Fex(Nb,Ta)2x · 4Ti1-xO2
Fe PyrrhotiteFe7S8
Fe Serpentine SubgroupD3[Si2O5](OH)4 D= Mg, Fe, Ni, Mn, Al, Zn
NiNickel
Ni Serpentine SubgroupD3[Si2O5](OH)4 D= Mg, Fe, Ni, Mn, Al, Zn
ZnZinc
Zn Serpentine SubgroupD3[Si2O5](OH)4 D= Mg, Fe, Ni, Mn, Al, Zn
NbNiobium
Nb Columbite-(Mg)(Mg,Fe,Mn)(Nb,Ta)2O6
Nb Rutile (var: Ilmenorutile)Fex(Nb,Ta)2x · 4Ti1-xO2
TaTantalum
Ta Columbite-(Mg)(Mg,Fe,Mn)(Nb,Ta)2O6
Ta Rutile (var: Ilmenorutile)Fex(Nb,Ta)2x · 4Ti1-xO2

Regional Geology

This geological map and associated information on rock units at or nearby to the coordinates given for this locality is based on relatively small scale geological maps provided by various national Geological Surveys. This does not necessarily represent the complete geology at this locality but it gives a background for the region in which it is found.

Click on geological units on the map for more information. Click here to view full-screen map on Macrostrat.org

Archean
2500 - 4000 Ma



ID: 3186808
Archean crystalline metamorphic rocks

Age: Archean (2500 - 4000 Ma)

Lithology: Crystalline metamorphic rocks

Reference: Chorlton, L.B. Generalized geology of the world: bedrock domains and major faults in GIS format: a small-scale world geology map with an extended geological attribute database. doi: 10.4095/223767. Geological Survey of Canada, Open File 5529. [154]

Data and map coding provided by Macrostrat.org, used under Creative Commons Attribution 4.0 License

References

Sort by

Year (asc) Year (desc) Author (A-Z) Author (Z-A)
Rossovskii, L. N. and Zil'berfarb, L. S. (1963): Spinel-​forsterite formations in magnesite marbles from the Kukhilal deposit of noble spinel. Materialy po Geol. Pamira, Dushambe, Sb. 1963 (1), 274-291.
Orris, G.J., and Bliss, J.D. (2002): Mines and Mineral Occurrences of Afghanistan. United States Geological Survey Open-File Report 02-110.

Localities in this Region
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Tajikistan
  • Viloyati Mukhtori Gorno-Badakhshan (Viloyati Badakhshoni Kuni)

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