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Megradzor deposit, Megradzor, Hrazdan, Kotayk Province, Armeniai
Regional Level Types
Megradzor depositDeposit
MegradzorVillage
HrazdanMunicipality
Kotayk ProvinceProvince
ArmeniaCountry

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Latitude & Longitude (WGS84):
40° North , 44° East (est.)
Estimate based on other nearby localities or region boundaries.
Margin of Error:
~2km
Type:
Mindat Locality ID:
432747
Long-form identifier:
mindat:1:2:432747:2
GUID (UUID V4):
0
Other/historical names associated with this locality:
Meghrasar


The early stages of quartz-sulfide mineralization were characterized by typical mesothermal PT parameters and composition of hydrothermal solutions, and the early stages mineralization itself is spatially intimately associated with intrusive bodies. For the later gold-telluride mineralization, more typical is its localization at the upper horizons of the deposit and spatial association with the volcanics of andesite-dacite composition. And the features of mineralizing solutions responsible for precipitation of gold-silver-telluride mineralization are quite typical of the epithermal gold deposits.

Five periods or stages of mineralization are distinguished: beresite (or pre-ore), quartz-chalcopyrite (or ore I), gold-galena-sphalerite (ore II), gold-silver-telluride (ore III) and quartz-carbonate (or post-ore).

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Commodity List

This is a list of exploitable or exploited mineral commodities recorded at this locality.


Mineral List


43 valid minerals.

Rock Types Recorded


Select Rock List Type

Alphabetical List Tree Diagram

Detailed Mineral List:

ⓘ Actinolite
Formula: ◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
ⓘ Aikinite
Formula: CuPbBiS3
ⓘ Altaite
Formula: PbTe
References:
ⓘ Ankerite
Formula: Ca(Fe2+,Mg)(CO3)2
ⓘ 'Apatite'
Formula: Ca5(PO4)3A
ⓘ Bismutite
Formula: (BiO)2CO3
ⓘ Bornite
Formula: Cu5FeS4
References:
ⓘ Buckhornite
Formula: AuPb2BiTe2S3
ⓘ Calaverite
Formula: AuTe2
References:
ⓘ Calcite
Formula: CaCO3
ⓘ Calcite var. Manganese-bearing Calcite
Formula: (Ca,Mn)CO3
ⓘ Chalcocite
Formula: Cu2S
ⓘ Chalcopyrite
Formula: CuFeS2
References:
ⓘ 'Chlorite Group'
ⓘ Coloradoite
Formula: HgTe
References:
ⓘ Covellite
Formula: CuS
ⓘ Dickite
Formula: Al2(Si2O5)(OH)4
ⓘ Dolomite
Formula: CaMg(CO3)2
ⓘ Empressite
Formula: AgTe
References:
ⓘ Enargite
Formula: Cu3AsS4
References:
ⓘ Galena
Formula: PbS
References:
ⓘ 'Garnet Group'
Formula: X3Z2(SiO4)3
ⓘ Goldfieldite
Formula: (Cu4◻2)(Cu4Cu+2)Te4S12S
ⓘ Hematite
Formula: Fe2O3
ⓘ Hessite
Formula: Ag2Te
References:
ⓘ Kaolinite
Formula: Al2(Si2O5)(OH)4
ⓘ Krennerite
Formula: Au3AgTe8
References:
ⓘ Luzonite
Formula: Cu3AsS4
References:
ⓘ Magnetite
Formula: Fe2+Fe3+2O4
ⓘ Magnetite var. Mushketovite
Formula: Fe2+Fe3+2O4
ⓘ Marcasite
Formula: FeS2
References:
ⓘ Melonite
Formula: NiTe2
ⓘ Montmorillonite
Formula: (Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
ⓘ Muscovite
Formula: KAl2(AlSi3O10)(OH)2
ⓘ Muscovite var. Sericite
Formula: KAl2(AlSi3O10)(OH)2
ⓘ Nagyágite
Formula: [Pb3(Pb,Sb)3S6](Au,Te)3
ⓘ Native Gold
Formula: Au
References:
ⓘ Native Tellurium
Formula: Te
References:
ⓘ Petzite
Formula: Ag3AuTe2
References:
ⓘ Pyrite
Formula: FeS2
References:
ⓘ Pyrrhotite
Formula: Fe1-xS
References:
ⓘ Quartz
Formula: SiO2
References:
ⓘ Quartz var. Chalcedony
Formula: SiO2
ⓘ Sphalerite
Formula: ZnS
References:
ⓘ Stützite
Formula: Ag5-xTe3, x = 0.24-0.36
References:
ⓘ Sylvanite
Formula: AgAuTe4
References:
ⓘ Tellurobismuthite
Formula: Bi2Te3
References:
ⓘ 'Tennantite Subgroup'
Formula: Cu6(Cu4C2+2)As4S12S
ⓘ Tetradymite
Formula: Bi2Te2S
References:
ⓘ 'Tetrahedrite Group'
Formula: M2(A6)M1(B4 C2)X3(D4)S1(Y12)S2(Z)
ⓘ 'Tetrahedrite Subgroup'
Formula: Cu6(Cu4C2+2)Sb4S12S
References:
ⓘ Titanite
Formula: CaTiO(SiO4)
ⓘ Wittichenite
Formula: Cu3BiS3

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
ⓘNative Gold1.AA.05Au
ⓘNative Tellurium1.CC.10Te
Group 2 - Sulphides and Sulfosalts
ⓘChalcocite2.BA.05Cu2S
ⓘBornite2.BA.15Cu5FeS4
ⓘHessite2.BA.60Ag2Te
ⓘStützite2.BA.65Ag5-xTe3, x = 0.24-0.36
ⓘPetzite2.BA.75Ag3AuTe2
ⓘCovellite2.CA.05aCuS
ⓘColoradoite2.CB.05aHgTe
ⓘSphalerite2.CB.05aZnS
ⓘChalcopyrite2.CB.10aCuFeS2
ⓘEmpressite2.CB.80AgTe
ⓘPyrrhotite2.CC.10Fe1-xS
ⓘAltaite2.CD.10PbTe
ⓘGalena2.CD.10PbS
ⓘTellurobismuthite2.DC.05Bi2Te3
ⓘTetradymite2.DC.05Bi2Te2S
ⓘSylvanite2.EA.05AgAuTe4
ⓘCalaverite2.EA.10AuTe2
ⓘKrennerite2.EA.15Au3AgTe8
ⓘMelonite2.EA.20NiTe2
ⓘPyrite2.EB.05aFeS2
ⓘMarcasite2.EB.10aFeS2
ⓘWittichenite2.GA.20Cu3BiS3
ⓘGoldfieldite2.GB.05(Cu4◻2)(Cu4Cu+2)Te4S12S
ⓘ'Tennantite Subgroup'2.GB.05Cu6(Cu4C2+2)As4S12S
ⓘ'Tetrahedrite Subgroup'2.GB.05Cu6(Cu4C2+2)Sb4S12S
ⓘAikinite2.HB.05aCuPbBiS3
ⓘNagyágite2.HB.20a[Pb3(Pb,Sb)3S6](Au,Te)3
ⓘBuckhornite2.HB.20bAuPb2BiTe2S3
ⓘEnargite2.KA.05Cu3AsS4
ⓘLuzonite2.KA.10Cu3AsS4
Group 4 - Oxides and Hydroxides
ⓘMagnetite4.BB.05Fe2+Fe3+2O4
ⓘvar. Mushketovite4.BB.05Fe2+Fe3+2O4
ⓘHematite4.CB.05Fe2O3
ⓘQuartz
var. Chalcedony
4.DA.05SiO2
ⓘ4.DA.05SiO2
Group 5 - Nitrates and Carbonates
ⓘCalcite5.AB.05CaCO3
ⓘvar. Manganese-bearing Calcite5.AB.05(Ca,Mn)CO3
ⓘAnkerite5.AB.10Ca(Fe2+,Mg)(CO3)2
ⓘDolomite5.AB.10CaMg(CO3)2
ⓘBismutite5.BE.25(BiO)2CO3
Group 9 - Silicates
ⓘTitanite9.AG.15CaTiO(SiO4)
ⓘActinolite9.DE.10◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
ⓘMuscovite9.EC.15KAl2(AlSi3O10)(OH)2
ⓘvar. Sericite9.EC.15KAl2(AlSi3O10)(OH)2
ⓘMontmorillonite9.EC.40(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
ⓘDickite9.ED.05Al2(Si2O5)(OH)4
ⓘKaolinite9.ED.05Al2(Si2O5)(OH)4
Unclassified
ⓘ'Chlorite Group'-
ⓘ'Garnet Group'-X3Z2(SiO4)3
ⓘ'Apatite'-Ca5(PO4)3A
ⓘ'Tetrahedrite Group'-M2(A6)M1(B4 C2)X3(D4)S1(Y12)S2(Z)

List of minerals for each chemical element

HHydrogen
Hⓘ Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Hⓘ DickiteAl2(Si2O5)(OH)4
Hⓘ KaoliniteAl2(Si2O5)(OH)4
Hⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Hⓘ Montmorillonite(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
Hⓘ Muscovite var. SericiteKAl2(AlSi3O10)(OH)2
CCarbon
Cⓘ AnkeriteCa(Fe2+,Mg)(CO3)2
Cⓘ Bismutite(BiO)2CO3
Cⓘ CalciteCaCO3
Cⓘ DolomiteCaMg(CO3)2
Cⓘ Calcite var. Manganese-bearing Calcite(Ca,Mn)CO3
OOxygen
Oⓘ Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Oⓘ AnkeriteCa(Fe2+,Mg)(CO3)2
Oⓘ Bismutite(BiO)2CO3
Oⓘ CalciteCaCO3
Oⓘ Quartz var. ChalcedonySiO2
Oⓘ DickiteAl2(Si2O5)(OH)4
Oⓘ DolomiteCaMg(CO3)2
Oⓘ HematiteFe2O3
Oⓘ KaoliniteAl2(Si2O5)(OH)4
Oⓘ Calcite var. Manganese-bearing Calcite(Ca,Mn)CO3
Oⓘ MagnetiteFe2+Fe23+O4
Oⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Oⓘ Montmorillonite(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
Oⓘ QuartzSiO2
Oⓘ TitaniteCaTiO(SiO4)
Oⓘ Muscovite var. SericiteKAl2(AlSi3O10)(OH)2
Oⓘ Magnetite var. MushketoviteFe2+Fe23+O4
Oⓘ Garnet GroupX3Z2(SiO4)3
Oⓘ ApatiteCa5(PO4)3A
NaSodium
Naⓘ Montmorillonite(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
MgMagnesium
Mgⓘ Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Mgⓘ AnkeriteCa(Fe2+,Mg)(CO3)2
Mgⓘ DolomiteCaMg(CO3)2
Mgⓘ Montmorillonite(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
AlAluminium
Alⓘ DickiteAl2(Si2O5)(OH)4
Alⓘ KaoliniteAl2(Si2O5)(OH)4
Alⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Alⓘ Montmorillonite(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
Alⓘ Muscovite var. SericiteKAl2(AlSi3O10)(OH)2
SiSilicon
Siⓘ Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Siⓘ Quartz var. ChalcedonySiO2
Siⓘ DickiteAl2(Si2O5)(OH)4
Siⓘ KaoliniteAl2(Si2O5)(OH)4
Siⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Siⓘ Montmorillonite(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
Siⓘ QuartzSiO2
Siⓘ TitaniteCaTiO(SiO4)
Siⓘ Muscovite var. SericiteKAl2(AlSi3O10)(OH)2
Siⓘ Garnet GroupX3Z2(SiO4)3
PPhosphorus
Pⓘ ApatiteCa5(PO4)3A
SSulfur
Sⓘ AikiniteCuPbBiS3
Sⓘ BorniteCu5FeS4
Sⓘ BuckhorniteAuPb2BiTe2S3
Sⓘ ChalcopyriteCuFeS2
Sⓘ ChalcociteCu2S
Sⓘ CovelliteCuS
Sⓘ EnargiteCu3AsS4
Sⓘ GalenaPbS
Sⓘ Goldfieldite(Cu4◻2)(Cu4Cu2+)Te4S12S
Sⓘ LuzoniteCu3AsS4
Sⓘ MarcasiteFeS2
Sⓘ Nagyágite[Pb3(Pb,Sb)3S6](Au,Te)3
Sⓘ PyriteFeS2
Sⓘ PyrrhotiteFe1-xS
Sⓘ SphaleriteZnS
Sⓘ Tennantite SubgroupCu6(Cu4C22+)As4S12S
Sⓘ TetradymiteBi2Te2S
Sⓘ Tetrahedrite SubgroupCu6(Cu4C22+)Sb4S12S
Sⓘ WitticheniteCu3BiS3
Sⓘ Tetrahedrite GroupM2(A6)M1(B4 C2)X3(D4)S1(Y12)S2(Z)
KPotassium
Kⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Kⓘ Muscovite var. SericiteKAl2(AlSi3O10)(OH)2
CaCalcium
Caⓘ Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Caⓘ AnkeriteCa(Fe2+,Mg)(CO3)2
Caⓘ CalciteCaCO3
Caⓘ DolomiteCaMg(CO3)2
Caⓘ Calcite var. Manganese-bearing Calcite(Ca,Mn)CO3
Caⓘ Montmorillonite(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
Caⓘ TitaniteCaTiO(SiO4)
Caⓘ ApatiteCa5(PO4)3A
TiTitanium
Tiⓘ TitaniteCaTiO(SiO4)
MnManganese
Mnⓘ Calcite var. Manganese-bearing Calcite(Ca,Mn)CO3
FeIron
Feⓘ Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Feⓘ AnkeriteCa(Fe2+,Mg)(CO3)2
Feⓘ BorniteCu5FeS4
Feⓘ ChalcopyriteCuFeS2
Feⓘ HematiteFe2O3
Feⓘ MagnetiteFe2+Fe23+O4
Feⓘ MarcasiteFeS2
Feⓘ PyriteFeS2
Feⓘ PyrrhotiteFe1-xS
Feⓘ Magnetite var. MushketoviteFe2+Fe23+O4
NiNickel
Niⓘ MeloniteNiTe2
CuCopper
Cuⓘ AikiniteCuPbBiS3
Cuⓘ BorniteCu5FeS4
Cuⓘ ChalcopyriteCuFeS2
Cuⓘ ChalcociteCu2S
Cuⓘ CovelliteCuS
Cuⓘ EnargiteCu3AsS4
Cuⓘ Goldfieldite(Cu4◻2)(Cu4Cu2+)Te4S12S
Cuⓘ LuzoniteCu3AsS4
Cuⓘ Tennantite SubgroupCu6(Cu4C22+)As4S12S
Cuⓘ Tetrahedrite SubgroupCu6(Cu4C22+)Sb4S12S
Cuⓘ WitticheniteCu3BiS3
ZnZinc
Znⓘ SphaleriteZnS
AsArsenic
Asⓘ EnargiteCu3AsS4
Asⓘ LuzoniteCu3AsS4
Asⓘ Tennantite SubgroupCu6(Cu4C22+)As4S12S
AgSilver
Agⓘ EmpressiteAgTe
Agⓘ HessiteAg2Te
Agⓘ KrenneriteAu3AgTe8
Agⓘ PetziteAg3AuTe2
Agⓘ StütziteAg5-xTe3, x = 0.24-0.36
Agⓘ SylvaniteAgAuTe4
SbAntimony
Sbⓘ Nagyágite[Pb3(Pb,Sb)3S6](Au,Te)3
Sbⓘ Tetrahedrite SubgroupCu6(Cu4C22+)Sb4S12S
TeTellurium
Teⓘ AltaitePbTe
Teⓘ BuckhorniteAuPb2BiTe2S3
Teⓘ CalaveriteAuTe2
Teⓘ ColoradoiteHgTe
Teⓘ EmpressiteAgTe
Teⓘ Goldfieldite(Cu4◻2)(Cu4Cu2+)Te4S12S
Teⓘ HessiteAg2Te
Teⓘ KrenneriteAu3AgTe8
Teⓘ MeloniteNiTe2
Teⓘ Nagyágite[Pb3(Pb,Sb)3S6](Au,Te)3
Teⓘ PetziteAg3AuTe2
Teⓘ StütziteAg5-xTe3, x = 0.24-0.36
Teⓘ SylvaniteAgAuTe4
Teⓘ Native TelluriumTe
Teⓘ TellurobismuthiteBi2Te3
Teⓘ TetradymiteBi2Te2S
AuGold
Auⓘ BuckhorniteAuPb2BiTe2S3
Auⓘ CalaveriteAuTe2
Auⓘ Native GoldAu
Auⓘ KrenneriteAu3AgTe8
Auⓘ Nagyágite[Pb3(Pb,Sb)3S6](Au,Te)3
Auⓘ PetziteAg3AuTe2
Auⓘ SylvaniteAgAuTe4
HgMercury
Hgⓘ ColoradoiteHgTe
PbLead
Pbⓘ AikiniteCuPbBiS3
Pbⓘ AltaitePbTe
Pbⓘ BuckhorniteAuPb2BiTe2S3
Pbⓘ GalenaPbS
Pbⓘ Nagyágite[Pb3(Pb,Sb)3S6](Au,Te)3
BiBismuth
Biⓘ AikiniteCuPbBiS3
Biⓘ Bismutite(BiO)2CO3
Biⓘ BuckhorniteAuPb2BiTe2S3
Biⓘ TellurobismuthiteBi2Te3
Biⓘ TetradymiteBi2Te2S
Biⓘ WitticheniteCu3BiS3

Other Regions, Features and Areas containing this locality

AsiaContinent
CaucasusTranscontinental Region
Eurasian PlateTectonic Plate
Indian Plate

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References

 
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