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Akwatia Mine, Birim diamond field, Eastern Region, Ghanai
Regional Level Types
Akwatia MineMine
Birim diamond field- not defined -
Eastern RegionRegion
GhanaCountry

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Latitude & Longitude (WGS84): 6° 2' 10'' North , 0° 48' 35'' West
Latitude & Longitude (decimal): 6.03611,-0.80972
GeoHash:G#: ecp6mdf6u
Locality type:Mine
Köppen climate type:Aw : Tropical savanna, wet
Nearest Settlements:
PlacePopulationDistance
Akwatia23,766 (2013)0.5km
Akim Oda60,604 (2013)22.9km
Asamankese39,435 (2013)25.4km
Akim Swedru10,000 (2018)27.8km
Kibi9,399 (2018)31.7km


A diamond mine, started in 1924.
Located about 110 km NW of Accra.

Regions containing this locality

African PlateTectonic Plate
West AfricaUN Subregion

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Mineral List


5 valid minerals.

Detailed Mineral List:

Augite
Formula: (CaxMgyFez)(Mgy1Fez1)Si2O6
Habit: Inclusions in diamonds
Reference: Stachel, T., and Harris, J.W. (1997): Contributions to Mineralogy and Petrology 127, 336-352.
Diamond
Formula: C
Reference: Stachel, T., and Harris, J.W. (1997): Contributions to Mineralogy and Petrology 127, 336-352.
Enstatite
Formula: MgSiO3
Habit: Inclusions in diamonds
Reference: Stachel, T., and Harris, J.W. (1997): Contributions to Mineralogy and Petrology 127, 336-352.
'Fayalite-Forsterite Series'
Habit: Inclusions in diamonds
Reference: Stachel, T., and Harris, J.W. (1997): Contributions to Mineralogy and Petrology 127, 336-352.
Magnesiochromite
Formula: MgCr2O4
Habit: Inclusions in diamonds
Reference: Stachel, T., and Harris, J.W. (1997): Contributions to Mineralogy and Petrology 127, 336-352.
Pyrope
Formula: Mg3Al2(SiO4)3
Habit: Inclusions in diamonds
Reference: Stachel, T., and Harris, J.W. (1997): Contributions to Mineralogy and Petrology 127, 336-352.

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
Diamond1.CB.10aC
Group 4 - Oxides and Hydroxides
Magnesiochromite4.BB.05MgCr2O4
Group 9 - Silicates
Augite9.DA.15(CaxMgyFez)(Mgy1Fez1)Si2O6
Enstatite9.DA.05MgSiO3
Pyrope9.AD.25Mg3Al2(SiO4)3
Unclassified Minerals, Rocks, etc.
'Fayalite-Forsterite Series'-

List of minerals arranged by Dana 8th Edition classification

Group 1 - NATIVE ELEMENTS AND ALLOYS
Semi-metals and non-metals
Diamond1.3.6.1C
Group 7 - MULTIPLE OXIDES
AB2X4
Magnesiochromite7.2.3.1MgCr2O4
Group 51 - NESOSILICATES Insular SiO4 Groups Only
Insular SiO4 Groups Only with cations in [6] and >[6] coordination
Pyrope51.4.3a.1Mg3Al2(SiO4)3
Group 65 - INOSILICATES Single-Width,Unbranched Chains,(W=1)
Single-Width Unbranched Chains, W=1 with chains P=2
Augite65.1.3a.3(CaxMgyFez)(Mgy1Fez1)Si2O6
Enstatite65.1.2.1MgSiO3
Unclassified Minerals, Mixtures, etc.
'Fayalite-Forsterite Series'-

List of minerals for each chemical element

CCarbon
C DiamondC
OOxygen
O PyropeMg3Al2(SiO4)3
O Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
O EnstatiteMgSiO3
O MagnesiochromiteMgCr2O4
MgMagnesium
Mg PyropeMg3Al2(SiO4)3
Mg Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Mg EnstatiteMgSiO3
Mg MagnesiochromiteMgCr2O4
AlAluminium
Al PyropeMg3Al2(SiO4)3
SiSilicon
Si PyropeMg3Al2(SiO4)3
Si Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Si EnstatiteMgSiO3
CaCalcium
Ca Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
CrChromium
Cr MagnesiochromiteMgCr2O4
FeIron
Fe Augite(CaxMgyFez)(Mgy1Fez1)Si2O6

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

Rhyacian
2050 - 2300 Ma



ID: 3307895

Age: Rhyacian (2050 - 2300 Ma)

Lithology: Plutonic and metamorphic

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

Siderian
2300 - 2500 Ma



ID: 3184860
Paleoproterozoic intrusive rocks

Age: Siderian (2300 - 2500 Ma)

Lithology: Conglomerate,greywacke,argillite

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]

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)
- Stachel, T., and Harris, J.W. (1997): Syngenetic inclusions in diamond from the Birim field (Ghana) - a deep peridotitic profile with a history of depletion and re-enrichment. Contributions to Mineralogy and Petrology 127, 336-352.
- Stachel, T., and Harris, J.W. (1997): Diamond precipitation and mantle metasomatism - evidence from the trace element chemistry of silicate inclusions in diamonds from Akwatia, Ghana. Contributions to Mineralogy and Petrology 129, 143-154.


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