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Hajar Mine, Guemassa Massif, Marrakech Prefecture, Marrakech-Safi Region, Moroccoi
Regional Level Types
Hajar MineMine
Guemassa MassifMassif
Marrakech PrefecturePrefecture
Marrakech-Safi RegionRegion
MoroccoCountry

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Latitude & Longitude (WGS84):
31° 21' 52'' North , 8° 3' 21'' West
Latitude & Longitude (decimal):
Locality type:
Nearest Settlements:
PlacePopulationDistance
Torord - طرورد426 (2017)21.9km
Oukaïmedene4,440 (2018)25.6km
Marrakesh839,296 (2016)30.4km
Setti Fatma22,283 (2018)39.1km


Concordant massive sulfide deposit. 35km SW of Marrakech.

Regions containing this locality

African PlateTectonic Plate
Northwest Africa MeteoritesMeteorite Fall Location
High-Atlas Mountains, MoroccoMountain Range

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Commodity List

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


Mineral List


10 valid minerals.

Detailed Mineral List:

Arsenopyrite
Formula: FeAsS
Reference: Marignac, C. (2001). The Hajjar deposit of Guemassa (SW Meseta, Morocco): a metamor-phosed syn-sedimentary massive sulphide ore body of the Iberian type of volcano-sedimentary massive sulphide deposits. Mineral Deposits at the Beginning of the 21st Century, 281.
Chalcopyrite
Formula: CuFeS2
Reference: Marignac, C. (2001). The Hajjar deposit of Guemassa (SW Meseta, Morocco): a metamor-phosed syn-sedimentary massive sulphide ore body of the Iberian type of volcano-sedimentary massive sulphide deposits. Mineral Deposits at the Beginning of the 21st Century, 281.
'Chlorite Group'
Reference: Marignac, C. (2001). The Hajjar deposit of Guemassa (SW Meseta, Morocco): a metamor-phosed syn-sedimentary massive sulphide ore body of the Iberian type of volcano-sedimentary massive sulphide deposits. Mineral Deposits at the Beginning of the 21st Century, 281.
Galena
Formula: PbS
Reference: Marignac, C. (2001). The Hajjar deposit of Guemassa (SW Meseta, Morocco): a metamor-phosed syn-sedimentary massive sulphide ore body of the Iberian type of volcano-sedimentary massive sulphide deposits. Mineral Deposits at the Beginning of the 21st Century, 281.
Muscovite
Formula: KAl2(AlSi3O10)(OH)2
Reference: Marignac, C. (2001). The Hajjar deposit of Guemassa (SW Meseta, Morocco): a metamor-phosed syn-sedimentary massive sulphide ore body of the Iberian type of volcano-sedimentary massive sulphide deposits. Mineral Deposits at the Beginning of the 21st Century, 281.
Muscovite var: Sericite
Formula: KAl2(AlSi3O10)(OH)2
Reference: Marignac, C. (2001). The Hajjar deposit of Guemassa (SW Meseta, Morocco): a metamor-phosed syn-sedimentary massive sulphide ore body of the Iberian type of volcano-sedimentary massive sulphide deposits. Mineral Deposits at the Beginning of the 21st Century, 281.
Pyrite
Formula: FeS2
Reference: Marignac, C. (2001). The Hajjar deposit of Guemassa (SW Meseta, Morocco): a metamor-phosed syn-sedimentary massive sulphide ore body of the Iberian type of volcano-sedimentary massive sulphide deposits. Mineral Deposits at the Beginning of the 21st Century, 281.
Pyrrhotite
Formula: Fe7S8
Reference: Marignac, C. (2001). The Hajjar deposit of Guemassa (SW Meseta, Morocco): a metamor-phosed syn-sedimentary massive sulphide ore body of the Iberian type of volcano-sedimentary massive sulphide deposits. Mineral Deposits at the Beginning of the 21st Century, 281.
Quartz
Formula: SiO2
Reference: Marignac, C. (2001). The Hajjar deposit of Guemassa (SW Meseta, Morocco): a metamor-phosed syn-sedimentary massive sulphide ore body of the Iberian type of volcano-sedimentary massive sulphide deposits. Mineral Deposits at the Beginning of the 21st Century, 281.
Spessartine
Formula: Mn2+3Al2(SiO4)3
Reference: Marignac, C. (2001). The Hajjar deposit of Guemassa (SW Meseta, Morocco): a metamor-phosed syn-sedimentary massive sulphide ore body of the Iberian type of volcano-sedimentary massive sulphide deposits. Mineral Deposits at the Beginning of the 21st Century, 281.
Sphalerite
Formula: ZnS
Reference: Marignac, C. (2001). The Hajjar deposit of Guemassa (SW Meseta, Morocco): a metamor-phosed syn-sedimentary massive sulphide ore body of the Iberian type of volcano-sedimentary massive sulphide deposits. Mineral Deposits at the Beginning of the 21st Century, 281.
Talc
Formula: Mg3Si4O10(OH)2
Reference: Marignac, C. (2001). The Hajjar deposit of Guemassa (SW Meseta, Morocco): a metamor-phosed syn-sedimentary massive sulphide ore body of the Iberian type of volcano-sedimentary massive sulphide deposits. Mineral Deposits at the Beginning of the 21st Century, 281.

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
Arsenopyrite2.EB.20FeAsS
Chalcopyrite2.CB.10aCuFeS2
Galena2.CD.10PbS
Pyrite2.EB.05aFeS2
Pyrrhotite2.CC.10Fe7S8
Sphalerite2.CB.05aZnS
Group 4 - Oxides and Hydroxides
Quartz4.DA.05SiO2
Group 9 - Silicates
Muscovite9.EC.15KAl2(AlSi3O10)(OH)2
var: Sericite9.EC.15KAl2(AlSi3O10)(OH)2
Spessartine9.AD.25Mn2+3Al2(SiO4)3
Talc9.EC.05Mg3Si4O10(OH)2
Unclassified Minerals, Rocks, etc.
'Chlorite Group'-

List of minerals arranged by Dana 8th Edition classification

Group 2 - SULFIDES
AmXp, with m:p = 1:1
Galena2.8.1.1PbS
Pyrrhotite2.8.10.1Fe7S8
Sphalerite2.8.2.1ZnS
AmBnXp, with (m+n):p = 1:1
Chalcopyrite2.9.1.1CuFeS2
AmBnXp, with (m+n):p = 1:2
Arsenopyrite2.12.4.1FeAsS
Pyrite2.12.1.1FeS2
Group 51 - NESOSILICATES Insular SiO4 Groups Only
Insular SiO4 Groups Only with cations in [6] and >[6] coordination
Spessartine51.4.3a.3Mn2+3Al2(SiO4)3
Group 71 - PHYLLOSILICATES Sheets of Six-Membered Rings
Sheets of 6-membered rings with 2:1 layers
Muscovite71.2.2a.1KAl2(AlSi3O10)(OH)2
Talc71.2.1.3Mg3Si4O10(OH)2
Group 75 - TECTOSILICATES Si Tetrahedral Frameworks
Si Tetrahedral Frameworks - SiO2 with [4] coordinated Si
Quartz75.1.3.1SiO2
Unclassified Minerals, Mixtures, etc.
'Chlorite Group'-
Muscovite
var: Sericite
-KAl2(AlSi3O10)(OH)2

List of minerals for each chemical element

HHydrogen
H TalcMg3Si4O10(OH)2
H Muscovite (var: Sericite)KAl2(AlSi3O10)(OH)2
H MuscoviteKAl2(AlSi3O10)(OH)2
OOxygen
O TalcMg3Si4O10(OH)2
O QuartzSiO2
O Muscovite (var: Sericite)KAl2(AlSi3O10)(OH)2
O SpessartineMn32+Al2(SiO4)3
O MuscoviteKAl2(AlSi3O10)(OH)2
MgMagnesium
Mg TalcMg3Si4O10(OH)2
AlAluminium
Al Muscovite (var: Sericite)KAl2(AlSi3O10)(OH)2
Al SpessartineMn32+Al2(SiO4)3
Al MuscoviteKAl2(AlSi3O10)(OH)2
SiSilicon
Si TalcMg3Si4O10(OH)2
Si QuartzSiO2
Si Muscovite (var: Sericite)KAl2(AlSi3O10)(OH)2
Si SpessartineMn32+Al2(SiO4)3
Si MuscoviteKAl2(AlSi3O10)(OH)2
SSulfur
S PyrrhotiteFe7S8
S PyriteFeS2
S SphaleriteZnS
S GalenaPbS
S ChalcopyriteCuFeS2
S ArsenopyriteFeAsS
KPotassium
K Muscovite (var: Sericite)KAl2(AlSi3O10)(OH)2
K MuscoviteKAl2(AlSi3O10)(OH)2
MnManganese
Mn SpessartineMn32+Al2(SiO4)3
FeIron
Fe PyrrhotiteFe7S8
Fe PyriteFeS2
Fe ChalcopyriteCuFeS2
Fe ArsenopyriteFeAsS
CuCopper
Cu ChalcopyriteCuFeS2
ZnZinc
Zn SphaleriteZnS
AsArsenic
As ArsenopyriteFeAsS
PbLead
Pb GalenaPbS

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

Cenozoic
0 - 66 Ma



ID: 3191157
Cenozoic sedimentary rocks

Age: Cenozoic (0 - 66 Ma)

Lithology: Sedimentary 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]

Pleistocene - Paleogene
0.0117 - 66 Ma



ID: 3307686

Age: Cenozoic (0.0117 - 66 Ma)

Lithology: Sedimentary

Reference: Thiéblemont, D. (ed.). New edition of the 1:10,000,000 geological map of Africa. CGMW-BRGM. [190]

Carboniferous
298.9 - 358.9 Ma



ID: 3141423
Carboniferous undifferentiated

Age: Carboniferous (298.9 - 358.9 Ma)

Reference: Asch, K. The 1:5M International Geological Map of Europe and Adjacent Areas: Development and Implementation of a GIS-enabled Concept. Geologisches Jahrbuch, SA 3. [147]

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)
Bellott, A., Corpel, J., & Millon, R. (1991). Contribution of magnetic modeling to the discovery of a hidden massive sulfide body at Hajar, Morocco. Geophysics, 56(7), 983-991.
Marignac, C. (2001). The Hajjar deposit of Guemassa (SW Meseta, Morocco): a metamor-phosed syn-sedimentary massive sulphide ore body of the Iberian type of volcano-sedimentary massive sulphide deposits. Mineral Deposits at the Beginning of the 21st Century, 281.


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