Vote for your favorite mineral in #MinCup26! - Monazite-(Ce) vs. Andalusite
It's a showdown with rare earth elemental ore Monazite-(Ce) and index mineral Andalusite.
Log InRegister
Quick Links : The Mindat ManualThe Rock H. Currier Digital LibraryMindat Newsletter [Free Download]
Home PageAbout MindatThe Mindat ManualHistory of MindatCopyright StatusWho We AreContact UsAdvertise on Mindat
Donate to MindatCorporate SponsorshipSponsor a PageSponsored PagesMindat AdvertisersAdvertise on Mindat
Learning CenterWhat is a mineral?The most common minerals on earthInformation for EducatorsMindat ArticlesThe ElementsThe Rock H. Currier Digital LibraryGeologic TimeExplore Fossils
Minerals by PropertiesMinerals by ChemistryMineral Visual ExplorerAdvanced Locality SearchRandom MineralRandom LocalitySearch by minIDLocalities Near MeSearch ArticlesSearch GlossaryMore Search Options
Search For:
Mineral Name:
Locality Name:
Keyword(s):
 
The Mindat ManualAdd a New PhotoRate PhotosLocality Edit ReportCoordinate Completion ReportAdd Glossary Item
Mining CompaniesStatisticsUsersMineral MuseumsClubs & OrganizationsMineral Shows & EventsThe Mindat DirectoryDevice SettingsThe Mineral QuizTime Machine
Photo SearchPhoto GalleriesSearch by ColorPhoto Colour ExplorerNew Photos TodayNew Photos YesterdayMembers' Photo GalleriesPast Photo of the Day GalleryPhotography

Eren Tolgoi Ag-Au deposit (Erentaoleigai Ag-Au deposit; Erentaolegai Ag-Au deposit), New Barag Right Banner (Xin Barag Youqi), Hulunbuir City (Hulunbei'er Prefecture), Inner Mongolia, Chinai
Regional Level Types
Eren Tolgoi Ag-Au deposit (Erentaoleigai Ag-Au deposit; Erentaolegai Ag-Au deposit)Deposit
New Barag Right Banner (Xin Barag Youqi)County
Hulunbuir City (Hulunbei'er Prefecture)Prefecture-level City
Inner MongoliaAutonomous Region
ChinaCountry

This page is currently not sponsored. Click here to sponsor this page.
PhotosMapsSearch
Latitude & Longitude (WGS84):
48° 22' 59'' North , 116° 40' 0'' East
Latitude & Longitude (decimal):
Type:
Mindat Locality ID:
123467
Long-form identifier:
mindat:1:2:123467:4
GUID (UUID V4):
0
Name(s) in local language(s):
额仁陶勒盖银金矿, 新巴尔虎右旗, 呼伦贝尔市, 内蒙古自治区, 中国


Large-scale epithermal Ag vein deposit, consisting of layers, veins, and pods hosted in Late Jurassic volcanic rock, mainly Mesozoic Yanshanian adamellite and rhyolite porphyry. The deposit is strongly controlled by fractures. Two ore mineral assemblages occur, with Mn-Ag or Ag minerals in quartz-veins. Alterations are sericite, chlorite, silica, adularia and carbonate. The deposit occurs in a Variscan orogenic belt between the Siberian and North China Platforms.

According to the exploration data, the proven silver metal reserves in the deposit exceed 2000 tons, with silver ore resources reaching 10.36 million tons, indicating a truly enormous resource scale. The stratigraphy exposed in the mining area is relatively simple, primarily consisting of the Middle Jurassic and Upper Jurassic formations, along with Quaternary sediments. Alteration is particularly concentrated along the ore-controlling faults, with surrounding rock alteration zones extending 1 to 2 km (km) in width, which can be divided into three stages: The first stage is the propylitization, which is wide and distributed at the outer edge of the mineralized zones, and weakens outward; the second stage is mainly silicification, which is less widespread than the propylitization. From the mineralization zones outward, the alteration exhibits a distinct zonation: Silicified quartz vein-strong silicification zone-sericited silicification zone-silicified sericitization zone, silver ore mineralization, exhibiting quartz vein-type characteristics, predominantly associated with strong silicification; the third stage is adularia–quartz–carbonatization alteration, which is mainly seen in the F7 fault zone. More than 10 vein-shaped industrial ore bodies have been found in the mining area, among which ore zones II, III, and IV ore bodies are larger in scale, and the rest are small ore bodies. The ore zone II is located in the central part of the mining area, which is controlled by the NNW-SN-trending Fault F2 and its branch fractures, and is approximately 1000 m (m) in length.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List


40 valid minerals.

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:

Acanthite
Formula: Ag2S
Aguilarite
Formula: Ag4SeS
Aramayoite
Formula: Ag3Sb2(Bi,Sb)S6
'Arsenpolybasite'
Azurite
Formula: Cu3(CO3)2(OH)2
'Biotite'
Formula: K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Bromargyrite
Formula: AgBr
Calcite
Formula: CaCO3
Calcite var. Manganese-bearing Calcite
Formula: (Ca,Mn)CO3
Canfieldite ?
Formula: Ag8SnS6
Chalcopyrite
Formula: CuFeS2
Chlorargyrite
Formula: AgCl
Chlorargyrite var. Bromian Chlorargyrite
Formula: Ag(Cl,Br)
'Chlorite Group'
Coronadite
Formula: Pb(Mn4+6Mn3+2)O16
Cryptomelane
Formula: K(Mn4+7Mn3+)O16
Fluorite
Formula: CaF2
'Freibergite Subgroup'
Formula: (Ag6,[Ag6]4+)(Cu4 C2+2)Sb4S12S0-1
Galena
Formula: PbS
Groutite
Formula: Mn3+O(OH)
Iodargyrite
Formula: AgI
Jalpaite
Formula: Ag3CuS2
Jarosite
Formula: KFe3+3(SO4)2(OH)6
'K Feldspar'
'K Feldspar var. Adularia'
Formula: KAlSi3O8
'Limonite'
Malachite
Formula: Cu2(CO3)(OH)2
Manganite
Formula: Mn3+O(OH)
Miargyrite
Formula: AgSbS2
Muscovite
Formula: KAl2(AlSi3O10)(OH)2
Muscovite var. Sericite
Formula: KAl2(AlSi3O10)(OH)2
Native Gold
Formula: Au
Native Gold var. Electrum
Formula: (Au,Ag)
Native Silver
Formula: Ag
Native Silver var. Küstelite
Formula: Ag
Naumannite
Formula: Ag2Se
Nsutite
Formula: (Mn4+,Mn2+)(O,OH)2
Pearceite
Formula: [Ag6As2S7][Ag9CuS4]
Polybasite
Formula: [Ag6Sb2S7][Ag9CuS4]
Proustite
Formula: Ag3AsS3
'Psilomelane'
Pyrargyrite
Formula: Ag3SbS3
Pyrite
Formula: FeS2
Pyrolusite
Formula: Mn4+O2
Pyrrhotite
Formula: Fe1-xS
Quartz
Formula: SiO2
Rhodochrosite
Formula: MnCO3
Rhodonite
Formula: CaMn3Mn[Si5O15]
Sphalerite
Formula: ZnS
Stephanite
Formula: Ag5SbS4
Sternbergite
Formula: AgFe2S3
Stromeyerite
Formula: AgCuS
'Tetrahedrite Subgroup'
Formula: Cu6(Cu4C2+2)Sb4S12S
'Tetrahedrite Subgroup var. Silver-bearing Tetrahedrite'
Formula: (Cu,Ag)6[Cu4(Fe,Zn)2]Sb4S13
Zircon
Formula: Zr(SiO4)

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
Native Gold
var. Electrum
1.AA.05(Au,Ag)
1.AA.05Au
Native Silver1.AA.05Ag
var. Küstelite1.AA.05Ag
Group 2 - Sulphides and Sulfosalts
Acanthite2.BA.35Ag2S
Stromeyerite2.BA.40AgCuS
Jalpaite2.BA.45Ag3CuS2
Aguilarite2.BA.55Ag4SeS
Naumannite2.BA.55Ag2Se
Canfieldite ?2.BA.70Ag8SnS6
Sphalerite2.CB.05aZnS
Chalcopyrite2.CB.10aCuFeS2
Sternbergite2.CB.65AgFe2S3
Pyrrhotite2.CC.10Fe1-xS
Galena2.CD.10PbS
Pyrite2.EB.05aFeS2
Proustite2.GA.05Ag3AsS3
Pyrargyrite2.GA.05Ag3SbS3
'Freibergite Subgroup'2.GB.05(Ag6,[Ag6]4+)(Cu4 C2+2)Sb4S12S0-1
'Tetrahedrite Subgroup'2.GB.05Cu6(Cu4C2+2)Sb4S12S
'var. Silver-bearing Tetrahedrite'2.GB.05(Cu,Ag)6[Cu4(Fe,Zn)2]Sb4S13
Stephanite2.GB.10Ag5SbS4
Pearceite2.GB.15[Ag6As2S7][Ag9CuS4]
Polybasite2.GB.15[Ag6Sb2S7][Ag9CuS4]
Miargyrite2.HA.10AgSbS2
Aramayoite2.HA.25Ag3Sb2(Bi,Sb)S6
Group 3 - Halides
Iodargyrite3.AA.10AgI
Bromargyrite3.AA.15AgBr
Chlorargyrite3.AA.15AgCl
var. Bromian Chlorargyrite3.AA.15Ag(Cl,Br)
Fluorite3.AB.25CaF2
Group 4 - Oxides and Hydroxides
Quartz4.DA.05SiO2
Pyrolusite4.DB.05Mn4+O2
Nsutite4.DB.15c(Mn4+,Mn2+)(O,OH)2
Coronadite4.DK.05aPb(Mn4+6Mn3+2)O16
Cryptomelane4.DK.05aK(Mn4+7Mn3+)O16
Groutite4.FD.10Mn3+O(OH)
Manganite4.FD.15Mn3+O(OH)
Group 5 - Nitrates and Carbonates
Calcite5.AB.05CaCO3
var. Manganese-bearing Calcite5.AB.05(Ca,Mn)CO3
Rhodochrosite5.AB.05MnCO3
Azurite5.BA.05Cu3(CO3)2(OH)2
Malachite5.BA.10Cu2(CO3)(OH)2
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
Jarosite7.BC.10KFe3+3(SO4)2(OH)6
Group 9 - Silicates
Zircon9.AD.30Zr(SiO4)
Rhodonite9.DK.05CaMn3Mn[Si5O15]
Muscovite9.EC.15KAl2(AlSi3O10)(OH)2
var. Sericite9.EC.15KAl2(AlSi3O10)(OH)2
Unclassified
'K Feldspar
var. Adularia'
-KAlSi3O8
'Biotite'-K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
'Chlorite Group'-
'Limonite'-
'Psilomelane'-
'K Feldspar'-
'Arsenpolybasite'-

List of minerals for each chemical element

HHydrogen
H AzuriteCu3(CO3)2(OH)2
H BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
H GroutiteMn3+O(OH)
H JarositeKFe33+(SO4)2(OH)6
H ManganiteMn3+O(OH)
H MalachiteCu2(CO3)(OH)2
H MuscoviteKAl2(AlSi3O10)(OH)2
H Nsutite(Mn4+,Mn2+)(O,OH)2
H Muscovite var. SericiteKAl2(AlSi3O10)(OH)2
CCarbon
C AzuriteCu3(CO3)2(OH)2
C CalciteCaCO3
C Calcite var. Manganese-bearing Calcite(Ca,Mn)CO3
C MalachiteCu2(CO3)(OH)2
C RhodochrositeMnCO3
OOxygen
O K Feldspar var. AdulariaKAlSi3O8
O AzuriteCu3(CO3)2(OH)2
O BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
O CalciteCaCO3
O CoronaditePb(Mn64+Mn23+)O16
O CryptomelaneK(Mn74+Mn3+)O16
O GroutiteMn3+O(OH)
O JarositeKFe33+(SO4)2(OH)6
O ManganiteMn3+O(OH)
O Calcite var. Manganese-bearing Calcite(Ca,Mn)CO3
O MalachiteCu2(CO3)(OH)2
O MuscoviteKAl2(AlSi3O10)(OH)2
O Nsutite(Mn4+,Mn2+)(O,OH)2
O PyrolusiteMn4+O2
O QuartzSiO2
O RhodochrositeMnCO3
O RhodoniteCaMn3Mn[Si5O15]
O ZirconZr(SiO4)
O Muscovite var. SericiteKAl2(AlSi3O10)(OH)2
FFluorine
F BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
F FluoriteCaF2
MgMagnesium
Mg BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
AlAluminium
Al K Feldspar var. AdulariaKAlSi3O8
Al BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Al MuscoviteKAl2(AlSi3O10)(OH)2
Al Muscovite var. SericiteKAl2(AlSi3O10)(OH)2
SiSilicon
Si K Feldspar var. AdulariaKAlSi3O8
Si BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Si MuscoviteKAl2(AlSi3O10)(OH)2
Si QuartzSiO2
Si RhodoniteCaMn3Mn[Si5O15]
Si ZirconZr(SiO4)
Si Muscovite var. SericiteKAl2(AlSi3O10)(OH)2
SSulfur
S AcanthiteAg2S
S AguilariteAg4SeS
S AramayoiteAg3Sb2(Bi,Sb)S6
S CanfielditeAg8SnS6
S ChalcopyriteCuFeS2
S Freibergite Subgroup(Ag6,[Ag6]4+)(Cu4 C22+)Sb4S12S0-1
S GalenaPbS
S JalpaiteAg3CuS2
S JarositeKFe33+(SO4)2(OH)6
S MiargyriteAgSbS2
S Pearceite[Ag6As2S7][Ag9CuS4]
S Polybasite[Ag6Sb2S7][Ag9CuS4]
S ProustiteAg3AsS3
S PyrargyriteAg3SbS3
S PyriteFeS2
S PyrrhotiteFe1-xS
S SphaleriteZnS
S StephaniteAg5SbS4
S SternbergiteAgFe2S3
S StromeyeriteAgCuS
S Tetrahedrite SubgroupCu6(Cu4C22+)Sb4S12S
S Tetrahedrite Subgroup var. Silver-bearing Tetrahedrite(Cu,Ag)6[Cu4(Fe,Zn)2]Sb4S13
ClChlorine
Cl ChlorargyriteAgCl
Cl Chlorargyrite var. Bromian ChlorargyriteAg(Cl,Br)
KPotassium
K K Feldspar var. AdulariaKAlSi3O8
K BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
K CryptomelaneK(Mn74+Mn3+)O16
K JarositeKFe33+(SO4)2(OH)6
K MuscoviteKAl2(AlSi3O10)(OH)2
K Muscovite var. SericiteKAl2(AlSi3O10)(OH)2
CaCalcium
Ca CalciteCaCO3
Ca FluoriteCaF2
Ca Calcite var. Manganese-bearing Calcite(Ca,Mn)CO3
Ca RhodoniteCaMn3Mn[Si5O15]
TiTitanium
Ti BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
MnManganese
Mn CoronaditePb(Mn64+Mn23+)O16
Mn CryptomelaneK(Mn74+Mn3+)O16
Mn GroutiteMn3+O(OH)
Mn ManganiteMn3+O(OH)
Mn Calcite var. Manganese-bearing Calcite(Ca,Mn)CO3
Mn Nsutite(Mn4+,Mn2+)(O,OH)2
Mn PyrolusiteMn4+O2
Mn RhodochrositeMnCO3
Mn RhodoniteCaMn3Mn[Si5O15]
FeIron
Fe BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Fe ChalcopyriteCuFeS2
Fe JarositeKFe33+(SO4)2(OH)6
Fe PyriteFeS2
Fe PyrrhotiteFe1-xS
Fe SternbergiteAgFe2S3
Fe Tetrahedrite Subgroup var. Silver-bearing Tetrahedrite(Cu,Ag)6[Cu4(Fe,Zn)2]Sb4S13
CuCopper
Cu AzuriteCu3(CO3)2(OH)2
Cu ChalcopyriteCuFeS2
Cu Freibergite Subgroup(Ag6,[Ag6]4+)(Cu4 C22+)Sb4S12S0-1
Cu JalpaiteAg3CuS2
Cu MalachiteCu2(CO3)(OH)2
Cu Pearceite[Ag6As2S7][Ag9CuS4]
Cu Polybasite[Ag6Sb2S7][Ag9CuS4]
Cu StromeyeriteAgCuS
Cu Tetrahedrite SubgroupCu6(Cu4C22+)Sb4S12S
Cu Tetrahedrite Subgroup var. Silver-bearing Tetrahedrite(Cu,Ag)6[Cu4(Fe,Zn)2]Sb4S13
ZnZinc
Zn SphaleriteZnS
Zn Tetrahedrite Subgroup var. Silver-bearing Tetrahedrite(Cu,Ag)6[Cu4(Fe,Zn)2]Sb4S13
AsArsenic
As Pearceite[Ag6As2S7][Ag9CuS4]
As ProustiteAg3AsS3
SeSelenium
Se AguilariteAg4SeS
Se NaumanniteAg2Se
BrBromine
Br BromargyriteAgBr
Br Chlorargyrite var. Bromian ChlorargyriteAg(Cl,Br)
ZrZirconium
Zr ZirconZr(SiO4)
AgSilver
Ag AcanthiteAg2S
Ag AguilariteAg4SeS
Ag AramayoiteAg3Sb2(Bi,Sb)S6
Ag BromargyriteAgBr
Ag CanfielditeAg8SnS6
Ag ChlorargyriteAgCl
Ag Native Gold var. Electrum(Au,Ag)
Ag Chlorargyrite var. Bromian ChlorargyriteAg(Cl,Br)
Ag Freibergite Subgroup(Ag6,[Ag6]4+)(Cu4 C22+)Sb4S12S0-1
Ag IodargyriteAgI
Ag JalpaiteAg3CuS2
Ag MiargyriteAgSbS2
Ag NaumanniteAg2Se
Ag Pearceite[Ag6As2S7][Ag9CuS4]
Ag Polybasite[Ag6Sb2S7][Ag9CuS4]
Ag ProustiteAg3AsS3
Ag PyrargyriteAg3SbS3
Ag Native SilverAg
Ag StephaniteAg5SbS4
Ag SternbergiteAgFe2S3
Ag StromeyeriteAgCuS
Ag Tetrahedrite Subgroup var. Silver-bearing Tetrahedrite(Cu,Ag)6[Cu4(Fe,Zn)2]Sb4S13
Ag Native Silver var. KüsteliteAg
SnTin
Sn CanfielditeAg8SnS6
SbAntimony
Sb AramayoiteAg3Sb2(Bi,Sb)S6
Sb Freibergite Subgroup(Ag6,[Ag6]4+)(Cu4 C22+)Sb4S12S0-1
Sb MiargyriteAgSbS2
Sb Polybasite[Ag6Sb2S7][Ag9CuS4]
Sb PyrargyriteAg3SbS3
Sb StephaniteAg5SbS4
Sb Tetrahedrite SubgroupCu6(Cu4C22+)Sb4S12S
Sb Tetrahedrite Subgroup var. Silver-bearing Tetrahedrite(Cu,Ag)6[Cu4(Fe,Zn)2]Sb4S13
IIodine
I IodargyriteAgI
AuGold
Au Native Gold var. Electrum(Au,Ag)
Au Native GoldAu
PbLead
Pb CoronaditePb(Mn64+Mn23+)O16
Pb GalenaPbS
BiBismuth
Bi AramayoiteAg3Sb2(Bi,Sb)S6

Other Regions, Features and Areas containing this locality

Amur PlateTectonic Plate
AsiaContinent
Eurasian Plate

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

 
and/or  
Mindat.org® is an outreach project of the Hudson Institute of Mineralogy, a 501(c)(3) not-for-profit organization. Mindat® and mindat.org® are registered trademarks of the Hudson Institute of Mineralogy.
Copyright © mindat.org and the Hudson Institute of Mineralogy 1993-2026, except where stated. Most political location boundaries are © OpenStreetMap contributors. Mindat.org relies on the contributions of thousands of members and supporters. Founded in 2000 by Jolyon Ralph and Ida Chau.
Content on this site may not be used to train, fine-tune, or otherwise develop artificial intelligence or machine learning models without prior written permission - see our Terms & Conditions.
To cite: Ralph, J., Von Bargen, D., Martynov, P., Zhang, J., Que, X., Prabhu, A., Morrison, S. M., Li, W., Chen, W., & Ma, X. (2025). Mindat.org: The open access mineralogy database to accelerate data-intensive geoscience research. American Mineralogist, 110(6), 833–844. doi:10.2138/am-2024-9486.
Privacy Policy - Terms & Conditions - Contact Us / DMCA issues - Report a bug/vulnerability Current server date and time: September 7, 2026 13:17:05 Page updated: November 10, 2025 09:05:30
Go to top of page