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Le Diben beach alluvials, Plougasnou, Finistère, Brittany, Francei
Regional Level Types
Le Diben beach alluvialsAlluvials
Plougasnou- not defined -
FinistèreDepartment
BrittanyRegion
FranceCountry

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Name(s) in local language(s):Plage de Le Diben, Plougasnou, Finistère, Bretagne, France
Latitude & Longitude (WGS84): 48° 42' 24'' North , 3° 49' 35'' West
Latitude & Longitude (decimal): 48.70667,-3.82639
GeoHash:G#: gbtm0fv8y
Locality type:Alluvials
Köppen climate type:Cfb : Temperate oceanic climate
Nearest Settlements:
PlacePopulationDistance
Plougasnou3,575 (2016)2.1km
Saint-Jean-du-Doigt673 (2016)4.4km
Carantec2,904 (2016)7.8km
Plouezoc'h1,596 (2018)8.2km
Locquénolé774 (2016)9.3km


Placer on the beach
Ref :
Chauris L. (1982), A la recherche des placers littoraux : concentration de sables lourds sur les plages du Nord –Finistère (Massif Armoricain), 107ème congrès des sociétés savantes, Brest, sciences, fasc. III, p. 127 à 129.

Regions containing this locality

Eurasian PlateTectonic Plate

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Mineral List


10 valid minerals.

Detailed Mineral List:

'Amphibole Supergroup'
Formula: AX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Reference: Chauris L. (1982), A la recherche des placers littoraux : concentration de sables lourds sur les plages du Nord –Finistère (Massif Armoricain), 107ème congrès des sociétés savantes, Brest, sciences, fasc. III, p. 127 à 129.
Andalusite
Formula: Al2(SiO4)O
Reference: Chauris L. (1982), A la recherche des placers littoraux : concentration de sables lourds sur les plages du Nord –Finistère (Massif Armoricain), 107ème congrès des sociétés savantes, Brest, sciences, fasc. III, p. 127 à 129.
Cassiterite
Formula: SnO2
Reference: Chauris L. (1982), A la recherche des placers littoraux : concentration de sables lourds sur les plages du Nord –Finistère (Massif Armoricain), 107ème congrès des sociétés savantes, Brest, sciences, fasc. III, p. 127 à 129.
Corundum
Formula: Al2O3
Reference: Chauris L. (1982), A la recherche des placers littoraux : concentration de sables lourds sur les plages du Nord –Finistère (Massif Armoricain), 107ème congrès des sociétés savantes, Brest, sciences, fasc. III, p. 127 à 129.
Epidote
Formula: {Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Reference: Chauris L. (1982), A la recherche des placers littoraux : concentration de sables lourds sur les plages du Nord –Finistère (Massif Armoricain), 107ème congrès des sociétés savantes, Brest, sciences, fasc. III, p. 127 à 129.
'Garnet Group'
Formula: X3Z2(SiO4)3
Reference: Chauris L. (1982), A la recherche des placers littoraux : concentration de sables lourds sur les plages du Nord –Finistère (Massif Armoricain), 107ème congrès des sociétés savantes, Brest, sciences, fasc. III, p. 127 à 129.
Ilmenite
Formula: Fe2+TiO3
Reference: Chauris L. (1982), A la recherche des placers littoraux : concentration de sables lourds sur les plages du Nord –Finistère (Massif Armoricain), 107ème congrès des sociétés savantes, Brest, sciences, fasc. III, p. 127 à 129.
Kyanite
Formula: Al2(SiO4)O
Reference: Chauris L. (1982), A la recherche des placers littoraux : concentration de sables lourds sur les plages du Nord –Finistère (Massif Armoricain), 107ème congrès des sociétés savantes, Brest, sciences, fasc. III, p. 127 à 129.
Magnetite
Formula: Fe2+Fe3+2O4
Reference: Chauris L. (1982), A la recherche des placers littoraux : concentration de sables lourds sur les plages du Nord –Finistère (Massif Armoricain), 107ème congrès des sociétés savantes, Brest, sciences, fasc. III, p. 127 à 129.
'Monazite'
Reference: Chauris L. (1982), A la recherche des placers littoraux : concentration de sables lourds sur les plages du Nord –Finistère (Massif Armoricain), 107ème congrès des sociétés savantes, Brest, sciences, fasc. III, p. 127 à 129.
Sillimanite
Formula: Al2(SiO4)O
Reference: Chauris L. (1982), A la recherche des placers littoraux : concentration de sables lourds sur les plages du Nord –Finistère (Massif Armoricain), 107ème congrès des sociétés savantes, Brest, sciences, fasc. III, p. 127 à 129.
Staurolite
Formula: Fe2+2Al9Si4O23(OH)
Reference: Chauris L. (1982), A la recherche des placers littoraux : concentration de sables lourds sur les plages du Nord –Finistère (Massif Armoricain), 107ème congrès des sociétés savantes, Brest, sciences, fasc. III, p. 127 à 129.
'Tourmaline'
Formula: A(D3)G6(T6O18)(BO3)3X3Z
Reference: Chauris L. (1982), A la recherche des placers littoraux : concentration de sables lourds sur les plages du Nord –Finistère (Massif Armoricain), 107ème congrès des sociétés savantes, Brest, sciences, fasc. III, p. 127 à 129.
Zircon
Formula: Zr(SiO4)
Reference: Chauris L. (1982), A la recherche des placers littoraux : concentration de sables lourds sur les plages du Nord –Finistère (Massif Armoricain), 107ème congrès des sociétés savantes, Brest, sciences, fasc. III, p. 127 à 129.

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
Cassiterite4.DB.05SnO2
Corundum4.CB.05Al2O3
Ilmenite4.CB.05Fe2+TiO3
Magnetite4.BB.05Fe2+Fe3+2O4
Group 9 - Silicates
Andalusite9.AF.10Al2(SiO4)O
Epidote9.BG.05a{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Kyanite9.AF.15Al2(SiO4)O
Sillimanite9.AF.05Al2(SiO4)O
Staurolite9.AF.30Fe2+2Al9Si4O23(OH)
Zircon9.AD.30Zr(SiO4)
Unclassified Minerals, Rocks, etc.
'Amphibole Supergroup'-AX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
'Garnet Group'-X3Z2(SiO4)3
'Monazite'-
'Tourmaline'-A(D3)G6(T6O18)(BO3)3X3Z

List of minerals arranged by Dana 8th Edition classification

Group 4 - SIMPLE OXIDES
A2X3
Corundum4.3.1.1Al2O3
Ilmenite4.3.5.1Fe2+TiO3
AX2
Cassiterite4.4.1.5SnO2
Group 7 - MULTIPLE OXIDES
AB2X4
Magnetite7.2.2.3Fe2+Fe3+2O4
Group 51 - NESOSILICATES Insular SiO4 Groups Only
Insular SiO4 Groups Only with cations in >[6] coordination
Zircon51.5.2.1Zr(SiO4)
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
Andalusite52.2.2b.1Al2(SiO4)O
Kyanite52.2.2c.1Al2(SiO4)O
Sillimanite52.2.2a.1Al2(SiO4)O
Staurolite52.2.3.1Fe2+2Al9Si4O23(OH)
Group 58 - SOROSILICATES Insular, Mixed, Single, and Larger Tetrahedral Groups
Insular, Mixed, Single, and Larger Tetrahedral Groups with cations in [6] and higher coordination; single and double groups (n = 1, 2)
Epidote58.2.1a.7{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Unclassified Minerals, Mixtures, etc.
'Amphibole Supergroup'-AX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
'Garnet Group'-X3Z2(SiO4)3
'Monazite'-
'Tourmaline'-A(D3)G6(T6O18)(BO3)3X3Z

List of minerals for each chemical element

HHydrogen
H StauroliteFe22+Al9Si4O23(OH)
H Amphibole SupergroupAX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
H Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
BBoron
B TourmalineA(D3)G6(T6O18)(BO3)3X3Z
OOxygen
O CassiteriteSnO2
O TourmalineA(D3)G6(T6O18)(BO3)3X3Z
O ZirconZr(SiO4)
O MagnetiteFe2+Fe23+O4
O IlmeniteFe2+TiO3
O Garnet GroupX3Z2(SiO4)3
O StauroliteFe22+Al9Si4O23(OH)
O KyaniteAl2(SiO4)O
O SillimaniteAl2(SiO4)O
O AndalusiteAl2(SiO4)O
O Amphibole SupergroupAX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
O Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
O CorundumAl2O3
FFluorine
F Amphibole SupergroupAX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
AlAluminium
Al StauroliteFe22+Al9Si4O23(OH)
Al KyaniteAl2(SiO4)O
Al SillimaniteAl2(SiO4)O
Al AndalusiteAl2(SiO4)O
Al Amphibole SupergroupAX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Al Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Al CorundumAl2O3
SiSilicon
Si ZirconZr(SiO4)
Si Garnet GroupX3Z2(SiO4)3
Si StauroliteFe22+Al9Si4O23(OH)
Si KyaniteAl2(SiO4)O
Si SillimaniteAl2(SiO4)O
Si AndalusiteAl2(SiO4)O
Si Amphibole SupergroupAX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Si Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
ClChlorine
Cl Amphibole SupergroupAX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
CaCalcium
Ca Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
TiTitanium
Ti IlmeniteFe2+TiO3
Ti Amphibole SupergroupAX2Z5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
FeIron
Fe MagnetiteFe2+Fe23+O4
Fe IlmeniteFe2+TiO3
Fe StauroliteFe22+Al9Si4O23(OH)
Fe Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
ZrZirconium
Zr ZirconZr(SiO4)
SnTin
Sn CassiteriteSnO2

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

Early Carboniferous
323.2 - 358.9 Ma



ID: 3144115
calc-alkaline mafic plutonism

Age: Mississippian (323.2 - 358.9 Ma)

Lithology: Major:{tonalite}, Minor{gabbro group,diorite}

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]

Neoproterozoic
541 - 1000 Ma



ID: 3188480
Neoproterozoic tectonic rocks

Age: Neoproterozoic (541 - 1000 Ma)

Lithology: Mudstone-carbonate-sandstone-conglomerate

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


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