Log InRegister
Search For:
Mineral Name:
Locality Name:
Keyword(s):
 
Home PageAbout MindatThe Mindat ManualHistory of MindatCopyright StatusWho We AreOur ScienceMindat Newsletter [Free Download]Contact Us
Donate to MindatSponsor a PageCorporate SponsorshipSponsored Pages
Learning CenterWhat Is a Mineral?The Most Common Minerals on EarthInformation for EducatorsMindat ArticlesMindat Newsletter [Free Download]The ElementsThe Mineral Quiz
Search FormMinerals by PropertiesMinerals by ChemistryMineral Visual ExplorerAdvanced Locality SearchRandom MineralRandom LocalitySearch by minIDMinerals by CountryAlphabetical Mineral IndexAlphabetical Locality SearchMineral Association SearchList of CountriesLocalities Near MePhoto SearchSearch ArticlesSearch GlossaryThe Rock H. Currier Digital LibraryMore Search Options
The Mindat ManualAdd a New PhotoRate PhotosLocality Edit ReportCoordinate Completion ReportAdd Glossary Item
MineralsPetrologyFossilsMeteoritesGeologic Time
Mining CompaniesStatisticsMineral MuseumsClubs & OrganizationsMineral Shows & EventsDevice SettingsTime Machine
Read DiscussionsIdentification Request
Photo SearchPhoto GalleriesSearch by ColourPhoto Colour ExplorerNew Photos TodayNew Photos YesterdayMembers' Photo GalleriesPast Photo of the Day GalleryPhotography

Mefis Mine, Merzouga, Taouz Caïdat, Er-Rissani Cercle, Errachidia Province, Drâa-Tafilalet Region, Moroccoi
Regional Level Types
Mefis MineMine
MerzougaVillage
Taouz CaïdatCaïdat
Er-Rissani CercleCercle
Errachidia ProvinceProvince
Drâa-Tafilalet RegionRegion
MoroccoCountry

This page is currently not sponsored. Click here to sponsor this page.
PhotosMapsSearch
Latitude & Longitude (WGS84):
31° 2' 2'' North , 3° 57' 2'' West
Latitude & Longitude (decimal):
Type:
Köppen climate type:
Nearest Settlements:
PlacePopulationDistance
Marzouga500 (2018)9.4km
Hassilabied150 (2018)13.3km
Reçani20,469 (2018)40.8km
Arfoud23,637 (2018)52.0km
Mindat Locality ID:
16037
Long-form identifier:
mindat:1:2:16037:8
GUID (UUID V4):
0
Other/historical names associated with this locality:
M'fis Mine
Name(s) in local language(s):
(Mfis)


Located about 52 km SE of Erfoud. The most important vein is the Contamine vein (Filon Contamine) which is about 40 m thick and can be followed for about 7 km. Large baryte crystals to 46 x 16 x 20 cm have been reported from this area.

The M’fis mining area is a large polymetallic deposit that is rich with galena, pyrite, chalcopyrite, barite, goethite and pyrolusite.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Commodity List

This is a list of exploitable or exploited mineral commodities recorded from this region.


Mineral List

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

22 valid minerals.

Detailed Mineral List:

ⓘ Ankerite
Formula: Ca(Fe2+,Mg)(CO3)2
ⓘ Annabergite
Formula: Ni3(AsO4)2 · 8H2O
ⓘ Aragonite
Formula: CaCO3
ⓘ Baryte
Formula: BaSO4
ⓘ Calcite
Formula: CaCO3
ⓘ Cerussite
Formula: PbCO3
ⓘ Chalcopyrite
Formula: CuFeS2
ⓘ 'Chlorite Group'
ⓘ Erythrite
Formula: Co3(AsO4)2 · 8H2O
ⓘ Galena
Formula: PbS
ⓘ 'Garnierite'
ⓘ Gersdorffite
Formula: NiAsS
ⓘ Hematite
Formula: Fe2O3
ⓘ 'Limonite'
ⓘ Malachite
Formula: Cu2(CO3)(OH)2
ⓘ Manganite
Formula: Mn3+O(OH)
ⓘ Marcasite
Formula: FeS2
ⓘ Nickeline
Formula: NiAs
ⓘ Nickelskutterudite
Formula: NiAs3
ⓘ Pyrite
Formula: FeS2
ⓘ Quartz
Formula: SiO2
ⓘ Rammelsbergite
Formula: NiAs2
ⓘ 'Serpentine Subgroup'
Formula: D3[Si2O5](OH)4
ⓘ Siderite
Formula: FeCO3
ⓘ Sphalerite
Formula: ZnS
ⓘ Wulfenite
Formula: Pb(MoO4)

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
ⓘSphalerite2.CB.05aZnS
ⓘChalcopyrite2.CB.10aCuFeS2
ⓘNickeline2.CC.05NiAs
ⓘGalena2.CD.10PbS
ⓘPyrite2.EB.05aFeS2
ⓘMarcasite2.EB.10aFeS2
ⓘRammelsbergite2.EB.15aNiAs2
ⓘGersdorffite2.EB.25NiAsS
ⓘNickelskutterudite2.EC.05NiAs3
Group 4 - Oxides and Hydroxides
ⓘHematite4.CB.05Fe2O3
ⓘQuartz4.DA.05SiO2
ⓘManganite4.FD.15Mn3+O(OH)
Group 5 - Nitrates and Carbonates
ⓘCalcite5.AB.05CaCO3
ⓘSiderite5.AB.05FeCO3
ⓘAnkerite5.AB.10Ca(Fe2+,Mg)(CO3)2
ⓘAragonite5.AB.15CaCO3
ⓘCerussite5.AB.15PbCO3
ⓘMalachite5.BA.10Cu2(CO3)(OH)2
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
ⓘBaryte7.AD.35BaSO4
ⓘWulfenite7.GA.05Pb(MoO4)
Group 8 - Phosphates, Arsenates and Vanadates
ⓘAnnabergite8.CE.40Ni3(AsO4)2 · 8H2O
ⓘErythrite8.CE.40Co3(AsO4)2 · 8H2O
Unclassified
ⓘ'Chlorite Group'-
ⓘ'Limonite'-
ⓘ'Garnierite'-
ⓘ'Serpentine Subgroup'-D3[Si2O5](OH)4

List of minerals for each chemical element

HHydrogen
Hⓘ AnnabergiteNi3(AsO4)2 · 8H2O
Hⓘ ErythriteCo3(AsO4)2 · 8H2O
Hⓘ ManganiteMn3+O(OH)
Hⓘ MalachiteCu2(CO3)(OH)2
Hⓘ Serpentine SubgroupD3[Si2O5](OH)4
CCarbon
Cⓘ AnkeriteCa(Fe2+,Mg)(CO3)2
Cⓘ AragoniteCaCO3
Cⓘ CalciteCaCO3
Cⓘ CerussitePbCO3
Cⓘ MalachiteCu2(CO3)(OH)2
Cⓘ SideriteFeCO3
OOxygen
Oⓘ AnkeriteCa(Fe2+,Mg)(CO3)2
Oⓘ AnnabergiteNi3(AsO4)2 · 8H2O
Oⓘ AragoniteCaCO3
Oⓘ BaryteBaSO4
Oⓘ CalciteCaCO3
Oⓘ CerussitePbCO3
Oⓘ ErythriteCo3(AsO4)2 · 8H2O
Oⓘ HematiteFe2O3
Oⓘ ManganiteMn3+O(OH)
Oⓘ MalachiteCu2(CO3)(OH)2
Oⓘ QuartzSiO2
Oⓘ SideriteFeCO3
Oⓘ WulfenitePb(MoO4)
Oⓘ Serpentine SubgroupD3[Si2O5](OH)4
MgMagnesium
Mgⓘ AnkeriteCa(Fe2+,Mg)(CO3)2
SiSilicon
Siⓘ QuartzSiO2
Siⓘ Serpentine SubgroupD3[Si2O5](OH)4
SSulfur
Sⓘ BaryteBaSO4
Sⓘ ChalcopyriteCuFeS2
Sⓘ GalenaPbS
Sⓘ GersdorffiteNiAsS
Sⓘ MarcasiteFeS2
Sⓘ PyriteFeS2
Sⓘ SphaleriteZnS
CaCalcium
Caⓘ AnkeriteCa(Fe2+,Mg)(CO3)2
Caⓘ AragoniteCaCO3
Caⓘ CalciteCaCO3
MnManganese
Mnⓘ ManganiteMn3+O(OH)
FeIron
Feⓘ AnkeriteCa(Fe2+,Mg)(CO3)2
Feⓘ ChalcopyriteCuFeS2
Feⓘ HematiteFe2O3
Feⓘ MarcasiteFeS2
Feⓘ PyriteFeS2
Feⓘ SideriteFeCO3
CoCobalt
Coⓘ ErythriteCo3(AsO4)2 · 8H2O
NiNickel
Niⓘ AnnabergiteNi3(AsO4)2 · 8H2O
Niⓘ GersdorffiteNiAsS
Niⓘ NickelskutteruditeNiAs3
Niⓘ NickelineNiAs
Niⓘ RammelsbergiteNiAs2
CuCopper
Cuⓘ ChalcopyriteCuFeS2
Cuⓘ MalachiteCu2(CO3)(OH)2
ZnZinc
Znⓘ SphaleriteZnS
AsArsenic
Asⓘ AnnabergiteNi3(AsO4)2 · 8H2O
Asⓘ ErythriteCo3(AsO4)2 · 8H2O
Asⓘ GersdorffiteNiAsS
Asⓘ NickelskutteruditeNiAs3
Asⓘ NickelineNiAs
Asⓘ RammelsbergiteNiAs2
MoMolybdenum
Moⓘ WulfenitePb(MoO4)
BaBarium
Baⓘ BaryteBaSO4
PbLead
Pbⓘ CerussitePbCO3
Pbⓘ GalenaPbS
Pbⓘ WulfenitePb(MoO4)

Localities in this Region

Other Regions, Features and Areas containing this locality

AfricaContinent
African PlateTectonic Plate
Northwest Africa MeteoritesGroup of Meteorite Fall Locations

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: October 19, 2026 22:09:17 Page updated: February 24, 2026 17:40:04
Go to top of page