Vote for your favorite mineral in #MinCup26! - Sphalerite vs. Anorthite
Both zinc ore Sphalerite and calcium plagioclase feldspar Anorthite have perfect cleavage that will split cleanly if you hit them with a hammer, but only one can claim a larger split of your votes!
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

Sadiola (Sadiola Mine), Sadiola Commune, Kayes Cercle, Kayes Region, Malii
Regional Level Types
Sadiola (Sadiola Mine)Mine
Sadiola CommuneCommune
Kayes CercleCercle
Kayes RegionRegion
MaliCountry

This page is currently not sponsored. Click here to sponsor this page.
PhotosMapsSearch
Latitude & Longitude (WGS84):
13° 53' 40'' North , 11° 40' 55'' West
Latitude & Longitude (decimal):
Type:
Mindat Locality ID:
29401
Long-form identifier:
mindat:1:2:29401:9
GUID (UUID V4):
0
Other/historical names associated with this locality:
Sadiola deposit


An open pit gold mine (started in 1997) 80 (70 according to other sources) km southwest of Kayes. Located in the Sadiola Fracture Zone, Kenieba-Kedougou window in a deep kaolin rich clayey saprolite zone.

Largest mine in Mali with a production of 12 t gold/year. Reserves 33 Mt grading 3.2 g/t containing 3.3 Moz gold.

A large number of prehnite-epidote combination specimens identical to those recovered from the Djouga diggings near Bendougou, Arrondissement Diako, Bafoulabe Circle, Kayes Region, have been attributed to this locality. To the best of my knowledge, no calc-silicate minerals of any note have been found at Sadiola (note by Demetrius Pohl, November 29, 2012).

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


41 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
Albite
Formula: Na(AlSi3O8)
'Apatite'
Formula: Ca5(PO4)3A
Arsenopyrite
Formula: FeAsS
Aurostibite
Formula: AuSb2
Berthierite
Formula: FeSb2S4
'Biotite'
Formula: K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Calcite
Formula: CaCO3
Chalcopyrite
Formula: CuFeS2
'Chlorite Group'
Clinozoisite
Formula: (CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
Dolomite
Formula: CaMg(CO3)2
Dravite
Formula: NaMg3Al6(Si6O18)(BO3)3(OH)3(OH)
Epidote
Formula: (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
'Feldspar Group'
Fluorite
Formula: CaF2
Galena
Formula: PbS
'Garnet Group'
Formula: X3Z2(SiO4)3
Gudmundite
Formula: FeSbS
Hematite
Formula: Fe2O3
'Hornblende Root Name Group'
Formula: ◻Ca2(C2+4C3+)(AlSi7O22)W2
Jamesonite
Formula: Pb4FeSb6S14
Kaolinite
Formula: Al2(Si2O5)(OH)4
'K Feldspar'
Magnetite
Formula: Fe2+Fe3+2O4
Maldonite
Formula: Au2Bi
Marcasite
Formula: FeS2
Molybdenite
Formula: MoS2
Muscovite
Formula: KAl2(AlSi3O10)(OH)2
Native Antimony
Formula: Sb
Native Gold
Formula: Au
Oxy-dravite
Formula: Na(Al2Mg)(Al5Mg)(Si6O18)(BO3)3(OH)3O
Phlogopite
Formula: KMg3(AlSi3O10)(OH)2
'Plagioclase'
Formula: (Na,Ca)[(Si,Al)AlSi2]O8
Povondraite
Formula: NaFe3+3(Mg2Fe3+4)(Si6O18)(BO3)3(OH)3O
Prehnite ?
Formula: Ca2Al2Si3O10(OH)2
Pyrite
Formula: FeS2
'Pyroxene Group'
Formula: ADSi2O6
Pyrrhotite
Formula: Fe1-xS
Quartz
Formula: SiO2
Rutile
Formula: TiO2
'Scapolite'
Scheelite
Formula: Ca(WO4)
Schorl
Formula: NaFe2+3Al6(Si6O18)(BO3)3(OH)3(OH)
Sphalerite
Formula: ZnS
Stibnite
Formula: Sb2S3
Tellurobismuthite
Formula: Bi2Te3
'Tennantite Subgroup'
Formula: Cu6(Cu4C2+2)As4S12S
'Tetrahedrite Subgroup'
Formula: Cu6(Cu4C2+2)Sb4S12S
Titanite
Formula: CaTi(SiO4)O
'Tourmaline'
Formula: AD3G6(T6O18)(BO3)3X3Z
Tremolite
Formula: ◻Ca2Mg5(Si8O22)(OH)2
Ullmannite
Formula: NiSbS
Zircon
Formula: Zr(SiO4)

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
Native Gold1.AA.05Au
Native Antimony1.CA.05Sb
Group 2 - Sulphides and Sulfosalts
Maldonite2.AA.40Au2Bi
Sphalerite2.CB.05aZnS
Chalcopyrite2.CB.10aCuFeS2
Pyrrhotite2.CC.10Fe1-xS
Galena2.CD.10PbS
Stibnite2.DB.05Sb2S3
Tellurobismuthite2.DC.05Bi2Te3
Molybdenite2.EA.30MoS2
Aurostibite2.EB.05aAuSb2
Pyrite2.EB.05aFeS2
Marcasite2.EB.10aFeS2
Arsenopyrite2.EB.20FeAsS
Gudmundite2.EB.20FeSbS
Ullmannite2.EB.25NiSbS
'Tennantite Subgroup'2.GB.05Cu6(Cu4C2+2)As4S12S
'Tetrahedrite Subgroup'2.GB.05Cu6(Cu4C2+2)Sb4S12S
Berthierite2.HA.20FeSb2S4
Jamesonite2.HB.15Pb4FeSb6S14
Group 3 - Halides
Fluorite3.AB.25CaF2
Group 4 - Oxides and Hydroxides
Magnetite4.BB.05Fe2+Fe3+2O4
Hematite4.CB.05Fe2O3
Quartz4.DA.05SiO2
Rutile4.DB.05TiO2
Group 5 - Nitrates and Carbonates
Calcite5.AB.05CaCO3
Dolomite5.AB.10CaMg(CO3)2
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
Scheelite7.GA.05Ca(WO4)
Group 9 - Silicates
Zircon9.AD.30Zr(SiO4)
Titanite9.AG.15CaTi(SiO4)O
Clinozoisite9.BG.05a(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
Epidote9.BG.05a(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Dravite9.CK.05NaMg3Al6(Si6O18)(BO3)3(OH)3(OH)
Povondraite9.CK.05NaFe3+3(Mg2Fe3+4)(Si6O18)(BO3)3(OH)3O
Schorl9.CK.05NaFe2+3Al6(Si6O18)(BO3)3(OH)3(OH)
Oxy-dravite9.CK.05Na(Al2Mg)(Al5Mg)(Si6O18)(BO3)3(OH)3O
Actinolite9.DE.10◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Tremolite9.DE.10◻Ca2Mg5(Si8O22)(OH)2
Prehnite ?9.DP.20Ca2Al2Si3O10(OH)2
Muscovite9.EC.15KAl2(AlSi3O10)(OH)2
Phlogopite9.EC.20KMg3(AlSi3O10)(OH)2
Kaolinite9.ED.05Al2(Si2O5)(OH)4
Albite9.FA.35Na(AlSi3O8)
Unclassified
'Biotite'-K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
'Chlorite Group'-
'Feldspar Group'-
'Tourmaline'-AD3G6(T6O18)(BO3)3X3Z
'Scapolite'-
'Hornblende Root Name Group'-◻Ca2(C2+4C3+)(AlSi7O22)W2
'Plagioclase'-(Na,Ca)[(Si,Al)AlSi2]O8
'K Feldspar'-
'Pyroxene Group'-ADSi2O6
'Garnet Group'-X3Z2(SiO4)3
'Apatite'-Ca5(PO4)3A

List of minerals for each chemical element

HHydrogen
H Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
H BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
H Clinozoisite(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
H DraviteNaMg3Al6(Si6O18)(BO3)3(OH)3(OH)
H Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
H KaoliniteAl2(Si2O5)(OH)4
H MuscoviteKAl2(AlSi3O10)(OH)2
H PhlogopiteKMg3(AlSi3O10)(OH)2
H PovondraiteNaFe33+(Mg2Fe43+)(Si6O18)(BO3)3(OH)3O
H PrehniteCa2Al2Si3O10(OH)2
H SchorlNaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
H Tremolite◻Ca2Mg5(Si8O22)(OH)2
H Oxy-draviteNa(Al2Mg)(Al5Mg)(Si6O18)(BO3)3(OH)3O
BBoron
B DraviteNaMg3Al6(Si6O18)(BO3)3(OH)3(OH)
B PovondraiteNaFe33+(Mg2Fe43+)(Si6O18)(BO3)3(OH)3O
B SchorlNaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
B TourmalineAD3G6(T6O18)(BO3)3X3Z
B Oxy-draviteNa(Al2Mg)(Al5Mg)(Si6O18)(BO3)3(OH)3O
CCarbon
C CalciteCaCO3
C DolomiteCaMg(CO3)2
OOxygen
O Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
O AlbiteNa(AlSi3O8)
O BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
O CalciteCaCO3
O Clinozoisite(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
O DolomiteCaMg(CO3)2
O DraviteNaMg3Al6(Si6O18)(BO3)3(OH)3(OH)
O Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
O HematiteFe2O3
O KaoliniteAl2(Si2O5)(OH)4
O MagnetiteFe2+Fe23+O4
O MuscoviteKAl2(AlSi3O10)(OH)2
O PhlogopiteKMg3(AlSi3O10)(OH)2
O PovondraiteNaFe33+(Mg2Fe43+)(Si6O18)(BO3)3(OH)3O
O PrehniteCa2Al2Si3O10(OH)2
O QuartzSiO2
O RutileTiO2
O ScheeliteCa(WO4)
O SchorlNaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
O TitaniteCaTi(SiO4)O
O TourmalineAD3G6(T6O18)(BO3)3X3Z
O Tremolite◻Ca2Mg5(Si8O22)(OH)2
O ZirconZr(SiO4)
O Hornblende Root Name Group◻Ca2(C42+C3+)(AlSi7O22)W2
O Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
O Pyroxene GroupADSi2O6
O Garnet GroupX3Z2(SiO4)3
O Oxy-draviteNa(Al2Mg)(Al5Mg)(Si6O18)(BO3)3(OH)3O
O ApatiteCa5(PO4)3A
FFluorine
F BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
F FluoriteCaF2
NaSodium
Na AlbiteNa(AlSi3O8)
Na DraviteNaMg3Al6(Si6O18)(BO3)3(OH)3(OH)
Na PovondraiteNaFe33+(Mg2Fe43+)(Si6O18)(BO3)3(OH)3O
Na SchorlNaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
Na Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
Na Oxy-draviteNa(Al2Mg)(Al5Mg)(Si6O18)(BO3)3(OH)3O
MgMagnesium
Mg Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Mg BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Mg DolomiteCaMg(CO3)2
Mg DraviteNaMg3Al6(Si6O18)(BO3)3(OH)3(OH)
Mg PhlogopiteKMg3(AlSi3O10)(OH)2
Mg PovondraiteNaFe33+(Mg2Fe43+)(Si6O18)(BO3)3(OH)3O
Mg Tremolite◻Ca2Mg5(Si8O22)(OH)2
Mg Oxy-draviteNa(Al2Mg)(Al5Mg)(Si6O18)(BO3)3(OH)3O
AlAluminium
Al AlbiteNa(AlSi3O8)
Al BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Al Clinozoisite(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
Al DraviteNaMg3Al6(Si6O18)(BO3)3(OH)3(OH)
Al Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Al KaoliniteAl2(Si2O5)(OH)4
Al MuscoviteKAl2(AlSi3O10)(OH)2
Al PhlogopiteKMg3(AlSi3O10)(OH)2
Al PrehniteCa2Al2Si3O10(OH)2
Al SchorlNaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
Al Hornblende Root Name Group◻Ca2(C42+C3+)(AlSi7O22)W2
Al Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
Al Oxy-draviteNa(Al2Mg)(Al5Mg)(Si6O18)(BO3)3(OH)3O
SiSilicon
Si Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Si AlbiteNa(AlSi3O8)
Si BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Si Clinozoisite(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
Si DraviteNaMg3Al6(Si6O18)(BO3)3(OH)3(OH)
Si Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Si KaoliniteAl2(Si2O5)(OH)4
Si MuscoviteKAl2(AlSi3O10)(OH)2
Si PhlogopiteKMg3(AlSi3O10)(OH)2
Si PovondraiteNaFe33+(Mg2Fe43+)(Si6O18)(BO3)3(OH)3O
Si PrehniteCa2Al2Si3O10(OH)2
Si QuartzSiO2
Si SchorlNaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
Si TitaniteCaTi(SiO4)O
Si Tremolite◻Ca2Mg5(Si8O22)(OH)2
Si ZirconZr(SiO4)
Si Hornblende Root Name Group◻Ca2(C42+C3+)(AlSi7O22)W2
Si Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
Si Pyroxene GroupADSi2O6
Si Garnet GroupX3Z2(SiO4)3
Si Oxy-draviteNa(Al2Mg)(Al5Mg)(Si6O18)(BO3)3(OH)3O
PPhosphorus
P ApatiteCa5(PO4)3A
SSulfur
S ArsenopyriteFeAsS
S BerthieriteFeSb2S4
S ChalcopyriteCuFeS2
S GalenaPbS
S GudmunditeFeSbS
S JamesonitePb4FeSb6S14
S MarcasiteFeS2
S MolybdeniteMoS2
S PyriteFeS2
S PyrrhotiteFe1-xS
S SphaleriteZnS
S StibniteSb2S3
S Tennantite SubgroupCu6(Cu4C22+)As4S12S
S Tetrahedrite SubgroupCu6(Cu4C22+)Sb4S12S
S UllmanniteNiSbS
KPotassium
K BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
K MuscoviteKAl2(AlSi3O10)(OH)2
K PhlogopiteKMg3(AlSi3O10)(OH)2
CaCalcium
Ca Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Ca CalciteCaCO3
Ca Clinozoisite(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
Ca DolomiteCaMg(CO3)2
Ca Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Ca FluoriteCaF2
Ca PrehniteCa2Al2Si3O10(OH)2
Ca ScheeliteCa(WO4)
Ca TitaniteCaTi(SiO4)O
Ca Tremolite◻Ca2Mg5(Si8O22)(OH)2
Ca Hornblende Root Name Group◻Ca2(C42+C3+)(AlSi7O22)W2
Ca Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
Ca ApatiteCa5(PO4)3A
TiTitanium
Ti BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Ti RutileTiO2
Ti TitaniteCaTi(SiO4)O
FeIron
Fe Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Fe ArsenopyriteFeAsS
Fe BerthieriteFeSb2S4
Fe BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Fe ChalcopyriteCuFeS2
Fe Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Fe GudmunditeFeSbS
Fe HematiteFe2O3
Fe JamesonitePb4FeSb6S14
Fe MagnetiteFe2+Fe23+O4
Fe MarcasiteFeS2
Fe PovondraiteNaFe33+(Mg2Fe43+)(Si6O18)(BO3)3(OH)3O
Fe PyriteFeS2
Fe PyrrhotiteFe1-xS
Fe SchorlNaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
NiNickel
Ni UllmanniteNiSbS
CuCopper
Cu ChalcopyriteCuFeS2
Cu Tennantite SubgroupCu6(Cu4C22+)As4S12S
Cu Tetrahedrite SubgroupCu6(Cu4C22+)Sb4S12S
ZnZinc
Zn SphaleriteZnS
AsArsenic
As ArsenopyriteFeAsS
As Tennantite SubgroupCu6(Cu4C22+)As4S12S
ZrZirconium
Zr ZirconZr(SiO4)
MoMolybdenum
Mo MolybdeniteMoS2
SbAntimony
Sb Native AntimonySb
Sb AurostibiteAuSb2
Sb BerthieriteFeSb2S4
Sb GudmunditeFeSbS
Sb JamesonitePb4FeSb6S14
Sb StibniteSb2S3
Sb Tetrahedrite SubgroupCu6(Cu4C22+)Sb4S12S
Sb UllmanniteNiSbS
TeTellurium
Te TellurobismuthiteBi2Te3
WTungsten
W ScheeliteCa(WO4)
AuGold
Au AurostibiteAuSb2
Au Native GoldAu
Au MaldoniteAu2Bi
PbLead
Pb GalenaPbS
Pb JamesonitePb4FeSb6S14
BiBismuth
Bi MaldoniteAu2Bi
Bi TellurobismuthiteBi2Te3

Other Databases

Wikipedia:https://en.wikipedia.org/wiki/Sadiola_Gold_Mine

Other Regions, Features and Areas containing this locality

AfricaContinent
African PlateTectonic Plate
West AfricaUN Subregion

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 3, 2026 03:22:41 Page updated: June 15, 2026 06:48:39
Go to top of page