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Gem spinel deposit, Kukh-i-Lal (Kukhilal; Kuhi-lal), Pyandzh River Valley, Gorno-Badakhshan, Tajikistani
Regional Level Types
Gem spinel depositDeposit
Kukh-i-Lal (Kukhilal; Kuhi-lal)- not defined -
Pyandzh River ValleyValley
Gorno-BadakhshanAutonomous Region
TajikistanCountry

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Key
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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
Nearest Settlements:
PlacePopulationDistance
Khorugh30,000 (2012)34.6km


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.

Regions containing this locality

Eurasian PlateTectonic Plate
TurkestanArea (Historical)
Pamir Mountains, AsiaMountain Range

Select Mineral List Type

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

Select Rock List Type

Alphabetical List Tree Diagram

Detailed Mineral List:

Albite
Formula: Na(AlSi3O8)
Reference: Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
Albite var: Oligoclase
Formula: (Na,Ca)[Al(Si,Al)Si2O8]
Reference: Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
Andalusite
Formula: Al2(SiO4)O
Reference: Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
Calcite
Formula: CaCO3
Reference: Pavel M. Kartashov data
Clinohumite
Formula: Mg9(SiO4)4F2
Columbite-(Mg) (TL)
Formula: (Mg,Fe,Mn)(Nb,Ta)2O6
Type Locality:
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)
Reference: Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
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
Reference: Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
Dravite
Formula: Na(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH)
Reference: Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
Graphite
Formula: C
Reference: Pavel M. Kartashov data
Hydrotalcite
Formula: Mg6Al2(OH)16[CO3] · 4H2O
Reference: Pavel M. Kartashov data
Pyrrhotite
Formula: Fe7S8
Reference: Pavel M. Kartashov data
Quartz
Formula: SiO2
Rutile
Formula: TiO2
Reference: Pavel M. Kartashov data
Rutile var: Ilmenorutile
Formula: Fex(Nb,Ta)2x · 4Ti1-xO2
Reference: Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
'Scapolite'
Reference: No reference listed
'Serpentine Subgroup'
Formula: D3[Si2O5](OH)4 D= Mg, Fe, Ni, Mn, Al, Zn
Reference: Pavel M. Kartashov data
Spinel
Formula: MgAl2O4
'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
Graphite1.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
Corundum4.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
Calcite5.AB.05CaCO3
Dolomite5.AB.10CaMg(CO3)2
Hydrotalcite5.DA.50Mg6Al2(OH)16[CO3] · 4H2O
Group 9 - Silicates
Albite9.FA.35Na(AlSi3O8)
var: Oligoclase9.FA.35(Na,Ca)[Al(Si,Al)Si2O8]
Andalusite9.AF.10Al2(SiO4)O
Clinohumite9.AF.55Mg9(SiO4)4F2
Cordierite9.CJ.10(Mg,Fe)2Al3(AlSi5O18)
Diopside9.DA.15CaMgSi2O6
Dravite9.CK.05Na(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH)
'Uvite Series'9..Ca(Mg3)MgAl5(Si6O18)(BO3)3(OH)3(F/OH)
Unclassified Minerals, Rocks, etc.
'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, Mixtures, etc.
var: Oligoclase-(Na,Ca)[Al(Si,Al)Si2O8]
Corundum
var: Ruby
-Al2O3
'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 GraphiteC
C HydrotalciteMg6Al2(OH)16[CO3] · 4H2O
C DolomiteCaMg(CO3)2
OOxygen
O Columbite-(Mg)(Mg,Fe,Mn)(Nb,Ta)2O6
O Albite (var: Oligoclase)(Na,Ca)[Al(Si,Al)Si2O8]
O QuartzSiO2
O DraviteNa(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH)
O Cordierite(Mg,Fe)2Al3(AlSi5O18)
O AndalusiteAl2(SiO4)O
O Rutile (var: Ilmenorutile)Fex(Nb,Ta)2x · 4Ti1-xO2
O SpinelMgAl2O4
O ClinohumiteMg9(SiO4)4F2
O CalciteCaCO3
O Corundum (var: Ruby)Al2O3
O RutileTiO2
O HydrotalciteMg6Al2(OH)16[CO3] · 4H2O
O Serpentine SubgroupD3[Si2O5](OH)4 D= Mg, Fe, Ni, Mn, Al, Zn
O DiopsideCaMgSi2O6
O DolomiteCaMg(CO3)2
O AlbiteNa(AlSi3O8)
O CorundumAl2O3
FFluorine
F ClinohumiteMg9(SiO4)4F2
NaSodium
Na Albite (var: Oligoclase)(Na,Ca)[Al(Si,Al)Si2O8]
Na DraviteNa(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH)
Na AlbiteNa(AlSi3O8)
MgMagnesium
Mg Columbite-(Mg)(Mg,Fe,Mn)(Nb,Ta)2O6
Mg DraviteNa(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH)
Mg Cordierite(Mg,Fe)2Al3(AlSi5O18)
Mg SpinelMgAl2O4
Mg ClinohumiteMg9(SiO4)4F2
Mg HydrotalciteMg6Al2(OH)16[CO3] · 4H2O
Mg Serpentine SubgroupD3[Si2O5](OH)4 D= Mg, Fe, Ni, Mn, Al, Zn
Mg DiopsideCaMgSi2O6
Mg DolomiteCaMg(CO3)2
AlAluminium
Al Albite (var: Oligoclase)(Na,Ca)[Al(Si,Al)Si2O8]
Al DraviteNa(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH)
Al Cordierite(Mg,Fe)2Al3(AlSi5O18)
Al AndalusiteAl2(SiO4)O
Al SpinelMgAl2O4
Al Corundum (var: Ruby)Al2O3
Al HydrotalciteMg6Al2(OH)16[CO3] · 4H2O
Al Serpentine SubgroupD3[Si2O5](OH)4 D= Mg, Fe, Ni, Mn, Al, Zn
Al AlbiteNa(AlSi3O8)
Al CorundumAl2O3
SiSilicon
Si Albite (var: Oligoclase)(Na,Ca)[Al(Si,Al)Si2O8]
Si QuartzSiO2
Si DraviteNa(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH)
Si Cordierite(Mg,Fe)2Al3(AlSi5O18)
Si AndalusiteAl2(SiO4)O
Si ClinohumiteMg9(SiO4)4F2
Si Serpentine SubgroupD3[Si2O5](OH)4 D= Mg, Fe, Ni, Mn, Al, Zn
Si DiopsideCaMgSi2O6
Si AlbiteNa(AlSi3O8)
SSulfur
S PyrrhotiteFe7S8
CaCalcium
Ca Albite (var: Oligoclase)(Na,Ca)[Al(Si,Al)Si2O8]
Ca CalciteCaCO3
Ca DiopsideCaMgSi2O6
Ca DolomiteCaMg(CO3)2
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 Serpentine SubgroupD3[Si2O5](OH)4 D= Mg, Fe, Ni, Mn, Al, Zn
Fe PyrrhotiteFe7S8
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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