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Kef Cheraya, Cape Bougaroun, Collo, Skikda Province, Algeriai
Regional Level Types
Kef Cheraya- not defined -
Cape Bougaroun- not defined -
Collo- not defined -
Skikda ProvinceProvince
AlgeriaCountry

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Key
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Latitude & Longitude (WGS84): 37° 0' 45'' North , 6° 31' 4'' East
Latitude & Longitude (decimal): 37.01250,6.51778
GeoHash:G#: snsds3fj7
Köppen climate type:Csa : Hot-summer Mediterranean climate
Nearest Settlements:
PlacePopulationDistance
Kerkera46,747 (2012)11.0km
Tamalous32,579 (2012)22.3km
Skikda162,702 (2018)37.9km


Dacite lava flow at the base of a rhyolite volcano.

Regions containing this locality

African PlateTectonic Plate
Northwest Africa MeteoritesMeteorite Fall Location

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Mineral List


11 valid minerals.

Detailed Mineral List:

Albite
Formula: Na(AlSi3O8)
Description: Late phase.
Reference: Eur. J. Mineral. , 1996, 8, pp. 625-638.
Albite var: Andesine
Formula: (Na,Ca)[Al(Si,Al)Si2O8]
Description: Late phase.
Reference: Eur. J. Mineral. , 1996, 8, pp. 625-638.
Almandine
Formula: Fe2+3Al2(SiO4)3
Reference: Eur. J. Mineral. , 1996, 8, pp. 625-638.
Anorthite
Formula: Ca(Al2Si2O8)
Reference: Eur. J. Mineral. , 1996, 8, pp. 625-638.
Anorthite var: Bytownite
Formula: (Ca,Na)[Al(Al,Si)Si2O8]
Reference: Eur. J. Mineral. , 1996, 8, pp. 625-638.
Anorthite var: Labradorite
Formula: (Ca,Na)[Al(Al,Si)Si2O8]
Reference: Eur. J. Mineral. , 1996, 8, pp. 625-638.
'Biotite'
Description: At the contact biotite / glass, the biotite is replaced by a reaction rim : enstatite, labradorite, ilmenite, orthoclase, relictual biotite (titanain biotite 62-67 % + montdorite 32-34 %).
Reference: Eur. J. Mineral. , 1996, 8, pp. 625-638.
'Biotite var: Titanian Biotite'
Reference: Eur. J. Mineral. , 1996, 8, pp. 625-638.
Cordierite
Formula: (Mg,Fe)2Al3(AlSi5O18)
Reference: Eur. J. Mineral. , 1996, 8, pp. 625-638.
Enstatite
Formula: MgSiO3
Reference: Eur. J. Mineral. , 1996, 8, pp. 625-638.
'Glass'
Reference: Eur. J. Mineral. , 1996, 8, pp. 625-638.
Hercynite
Formula: Fe2+Al2O4
Reference: Eur. J. Mineral. , 1996, 8, pp. 625-638.
Ilmenite
Formula: Fe2+TiO3
Reference: Eur. J. Mineral. , 1996, 8, pp. 625-638.
Orthoclase
Formula: K(AlSi3O8)
Reference: Eur. J. Mineral. , 1996, 8, pp. 625-638.
Pyrrhotite
Formula: Fe7S8
Reference: Eur. J. Mineral. , 1996, 8, pp. 625-638.
Quartz
Formula: SiO2
Reference: Eur. J. Mineral. , 1996, 8, pp. 625-638.
Sillimanite
Formula: Al2(SiO4)O
Description: Inclusions in cordierite.
Reference: Eur. J. Mineral. , 1996, 8, pp. 625-638.

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
Pyrrhotite2.CC.10Fe7S8
Group 4 - Oxides and Hydroxides
Hercynite4.BB.05Fe2+Al2O4
Ilmenite4.CB.05Fe2+TiO3
Quartz4.DA.05SiO2
Group 9 - Silicates
Albite9.FA.35Na(AlSi3O8)
var: Andesine9.FA.35(Na,Ca)[Al(Si,Al)Si2O8]
Almandine9.AD.25Fe2+3Al2(SiO4)3
Anorthite9.FA.35Ca(Al2Si2O8)
var: Bytownite9.FA.35(Ca,Na)[Al(Al,Si)Si2O8]
var: Labradorite9.FA.35(Ca,Na)[Al(Al,Si)Si2O8]
Cordierite9.CJ.10(Mg,Fe)2Al3(AlSi5O18)
Enstatite9.DA.05MgSiO3
Orthoclase9.FA.30K(AlSi3O8)
Sillimanite9.AF.05Al2(SiO4)O
Unclassified Minerals, Rocks, etc.
'Biotite'-
'var: Titanian Biotite'-
'Glass'-

List of minerals arranged by Dana 8th Edition classification

Group 2 - SULFIDES
AmXp, with m:p = 1:1
Pyrrhotite2.8.10.1Fe7S8
Group 4 - SIMPLE OXIDES
A2X3
Ilmenite4.3.5.1Fe2+TiO3
Group 7 - MULTIPLE OXIDES
AB2X4
Hercynite7.2.1.3Fe2+Al2O4
Group 51 - NESOSILICATES Insular SiO4 Groups Only
Insular SiO4 Groups Only with cations in [6] and >[6] coordination
Almandine51.4.3a.2Fe2+3Al2(SiO4)3
Group 52 - NESOSILICATES Insular SiO4 Groups and O,OH,F,H2O
Insular SiO4 Groups and O, OH, F, and H2O with cations in [4] and >[4] coordination
Sillimanite52.2.2a.1Al2(SiO4)O
Group 61 - CYCLOSILICATES Six-Membered Rings
Six-Membered Rings with Al substituted rings
Cordierite61.2.1.1(Mg,Fe)2Al3(AlSi5O18)
Group 65 - INOSILICATES Single-Width,Unbranched Chains,(W=1)
Single-Width Unbranched Chains, W=1 with chains P=2
Enstatite65.1.2.1MgSiO3
Group 75 - TECTOSILICATES Si Tetrahedral Frameworks
Si Tetrahedral Frameworks - SiO2 with [4] coordinated Si
Quartz75.1.3.1SiO2
Group 76 - TECTOSILICATES Al-Si Framework
Al-Si Framework with Al-Si frameworks
Albite76.1.3.1Na(AlSi3O8)
Orthoclase76.1.1.1K(AlSi3O8)
Unclassified Minerals, Mixtures, etc.
Albite
var: Andesine
-(Na,Ca)[Al(Si,Al)Si2O8]
Anorthite-Ca(Al2Si2O8)
var: Bytownite-(Ca,Na)[Al(Al,Si)Si2O8]
var: Labradorite-(Ca,Na)[Al(Al,Si)Si2O8]
'Biotite'-
'var: Titanian Biotite'-
'Glass'-

List of minerals for each chemical element

OOxygen
O EnstatiteMgSiO3
O Cordierite(Mg,Fe)2Al3(AlSi5O18)
O SillimaniteAl2(SiO4)O
O QuartzSiO2
O Anorthite (var: Bytownite)(Ca,Na)[Al(Al,Si)Si2O8]
O Anorthite (var: Labradorite)(Ca,Na)[Al(Al,Si)Si2O8]
O OrthoclaseK(AlSi3O8)
O AlmandineFe32+Al2(SiO4)3
O IlmeniteFe2+TiO3
O HercyniteFe2+Al2O4
O Albite (var: Andesine)(Na,Ca)[Al(Si,Al)Si2O8]
O AnorthiteCa(Al2Si2O8)
O AlbiteNa(AlSi3O8)
NaSodium
Na Anorthite (var: Bytownite)(Ca,Na)[Al(Al,Si)Si2O8]
Na Anorthite (var: Labradorite)(Ca,Na)[Al(Al,Si)Si2O8]
Na Albite (var: Andesine)(Na,Ca)[Al(Si,Al)Si2O8]
Na AlbiteNa(AlSi3O8)
MgMagnesium
Mg EnstatiteMgSiO3
Mg Cordierite(Mg,Fe)2Al3(AlSi5O18)
AlAluminium
Al Cordierite(Mg,Fe)2Al3(AlSi5O18)
Al SillimaniteAl2(SiO4)O
Al Anorthite (var: Bytownite)(Ca,Na)[Al(Al,Si)Si2O8]
Al Anorthite (var: Labradorite)(Ca,Na)[Al(Al,Si)Si2O8]
Al OrthoclaseK(AlSi3O8)
Al AlmandineFe32+Al2(SiO4)3
Al HercyniteFe2+Al2O4
Al Albite (var: Andesine)(Na,Ca)[Al(Si,Al)Si2O8]
Al AnorthiteCa(Al2Si2O8)
Al AlbiteNa(AlSi3O8)
SiSilicon
Si EnstatiteMgSiO3
Si Cordierite(Mg,Fe)2Al3(AlSi5O18)
Si SillimaniteAl2(SiO4)O
Si QuartzSiO2
Si Anorthite (var: Bytownite)(Ca,Na)[Al(Al,Si)Si2O8]
Si Anorthite (var: Labradorite)(Ca,Na)[Al(Al,Si)Si2O8]
Si OrthoclaseK(AlSi3O8)
Si AlmandineFe32+Al2(SiO4)3
Si Albite (var: Andesine)(Na,Ca)[Al(Si,Al)Si2O8]
Si AnorthiteCa(Al2Si2O8)
Si AlbiteNa(AlSi3O8)
SSulfur
S PyrrhotiteFe7S8
KPotassium
K OrthoclaseK(AlSi3O8)
CaCalcium
Ca Anorthite (var: Bytownite)(Ca,Na)[Al(Al,Si)Si2O8]
Ca Anorthite (var: Labradorite)(Ca,Na)[Al(Al,Si)Si2O8]
Ca Albite (var: Andesine)(Na,Ca)[Al(Si,Al)Si2O8]
Ca AnorthiteCa(Al2Si2O8)
TiTitanium
Ti IlmeniteFe2+TiO3
FeIron
Fe Cordierite(Mg,Fe)2Al3(AlSi5O18)
Fe PyrrhotiteFe7S8
Fe AlmandineFe32+Al2(SiO4)3
Fe IlmeniteFe2+TiO3
Fe HercyniteFe2+Al2O4

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

Miocene
5.333 - 23.03 Ma



ID: 3136988
Cap Bougaroune granit

Age: Miocene (5.333 - 23.03 Ma)

Lithology: Granite group

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]

Precambrian
541 - 4000 Ma



ID: 3310235

Age: Precambrian (541 - 4000 Ma)

Lithology: Plutonic and metamorphic

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

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)
Fougnot, J., Pichavant, M., and Barbey, P. (1996) Biotite resorption in dacite lavas from northeastern Algeria. European Journal of Mineralogy, 8(3), 625-638.


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