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Tamra iron mine, Tamra, Nefza mining district, Tunisiai
Regional Level Types
Tamra iron mineMine
Tamra- not defined -
Nefza mining districtMining District
TunisiaCountry

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Latitude & Longitude (WGS84):
37° 3' 6'' North , 9° 5' 20'' East
Latitude & Longitude (decimal):
Locality type:
Nearest Settlements:
PlacePopulationDistance
Sejenane5,009 (2018)13.2km
Tabarka13,712 (2018)31.3km
Béja57,233 (2018)37.2km


Iron mine exploited for about one century.
Located in northern Tunisia, a few km N of the city of Nefza.

Regions containing this locality

African PlateTectonic Plate

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


5 valid minerals.

Detailed Mineral List:

Chalcophanite
Formula: (Zn,Fe,Mn)Mn3O7 · 3H2O
Reference: Decrée et al. (2008): Ore Geology Reviews 33, 397-410.
Goethite
Formula: α-Fe3+O(OH)
Reference: Decrée et al. (2008): Ore Geology Reviews 33, 397-410.
'Halloysite'
Formula: Al2(Si2O5)(OH)4
Reference: Decrée et al. (2008): Ore Geology Reviews 33, 397-410.
Hematite
Formula: Fe2O3
Reference: Decrée et al. (2008): Ore Geology Reviews 33, 397-410.
Kaolinite
Formula: Al2(Si2O5)(OH)4
Reference: Decrée et al. (2008): Ore Geology Reviews 33, 397-410.
Quartz
Formula: SiO2
Reference: Decrée et al. (2008): Ore Geology Reviews 33, 397-410.

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
Chalcophanite4.FL.20(Zn,Fe,Mn)Mn3O7 · 3H2O
Goethite4.00.α-Fe3+O(OH)
Hematite4.CB.05Fe2O3
Quartz4.DA.05SiO2
Group 9 - Silicates
'Halloysite'9.ED.10Al2(Si2O5)(OH)4
Kaolinite9.ED.05Al2(Si2O5)(OH)4

List of minerals arranged by Dana 8th Edition classification

Group 4 - SIMPLE OXIDES
A2X3
Hematite4.3.1.2Fe2O3
Group 6 - HYDROXIDES AND OXIDES CONTAINING HYDROXYL
XO(OH)
Goethite6.1.1.2α-Fe3+O(OH)
Group 7 - MULTIPLE OXIDES
AB3X7
Chalcophanite7.8.2.1(Zn,Fe,Mn)Mn3O7 · 3H2O
Group 71 - PHYLLOSILICATES Sheets of Six-Membered Rings
Sheets of 6-membered rings with 1:1 layers
'Halloysite'71.1.1.4Al2(Si2O5)(OH)4
Group 75 - TECTOSILICATES Si Tetrahedral Frameworks
Si Tetrahedral Frameworks - SiO2 with [4] coordinated Si
Quartz75.1.3.1SiO2
Unclassified Minerals, Mixtures, etc.
Kaolinite-Al2(Si2O5)(OH)4

List of minerals for each chemical element

HHydrogen
H Goethiteα-Fe3+O(OH)
H KaoliniteAl2(Si2O5)(OH)4
H HalloysiteAl2(Si2O5)(OH)4
H Chalcophanite(Zn,Fe,Mn)Mn3O7 · 3H2O
OOxygen
O HematiteFe2O3
O Goethiteα-Fe3+O(OH)
O KaoliniteAl2(Si2O5)(OH)4
O HalloysiteAl2(Si2O5)(OH)4
O Chalcophanite(Zn,Fe,Mn)Mn3O7 · 3H2O
O QuartzSiO2
AlAluminium
Al KaoliniteAl2(Si2O5)(OH)4
Al HalloysiteAl2(Si2O5)(OH)4
SiSilicon
Si KaoliniteAl2(Si2O5)(OH)4
Si HalloysiteAl2(Si2O5)(OH)4
Si QuartzSiO2
MnManganese
Mn Chalcophanite(Zn,Fe,Mn)Mn3O7 · 3H2O
FeIron
Fe HematiteFe2O3
Fe Goethiteα-Fe3+O(OH)
Fe Chalcophanite(Zn,Fe,Mn)Mn3O7 · 3H2O
ZnZinc
Zn Chalcophanite(Zn,Fe,Mn)Mn3O7 · 3H2O

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

Pleistocene - Paleogene
0.0117 - 66 Ma



ID: 3306628

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]

Miocene - Paleogene
5.333 - 66 Ma



ID: 3189452
Cenozoic sedimentary rocks

Age: Cenozoic (5.333 - 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]

Eocene - Paleocene
33.9 - 66 Ma



ID: 3153574
Palaeocene undifferentiated

Age: Paleogene (33.9 - 66 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

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Year (asc) Year (desc) Author (A-Z) Author (Z-A)
Decrée et al. (2008): Ore Geology Reviews 33, 397-410.


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