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Marcognac Quarry, Saint-Yrieix-la-Perche, Haute-Vienne, Nouvelle-Aquitaine, Francei
Regional Level Types
Marcognac QuarryQuarry
Saint-Yrieix-la-Perche- not defined -
Haute-Vienne- not defined -
Nouvelle-Aquitaine- not defined -
FranceCountry

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Latitude & Longitude (WGS84): 45° 31' 8'' North , 1° 15' 22'' East
Latitude & Longitude (decimal): 45.51907,1.25626
GeoHash:G#: u00fuw6zc
Locality type:Quarry
Köppen climate type:Cfb : Temperate oceanic climate
Other/historical names associated with this locality:Limousin


The first site where was found Kaolinite in France, by Jean Baptiste Darnet in 1765: the beginning of "Porcelaine de Limoges".

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Mineral List


2 valid minerals.

Detailed Mineral List:

Alunite
Formula: KAl3(SO4)2(OH)6
Reference: Gilg, H.A., and Frei, R. (1997) in: Pei Rongfu (ed.): Proceedings of the 30th International Geological Congress, Vol.9, VSP (Utrecht, Tokyo), pp. 123-132.
'Halloysite'
Formula: Al2(Si2O5)(OH)4
Reference: Gilg, H.A., and Frei, R. (1997) in: Pei Rongfu (ed.): Proceedings of the 30th International Geological Congress, Vol.9, VSP (Utrecht, Tokyo), pp. 123-132.
Kaolinite
Formula: Al2(Si2O5)(OH)4
Reference: Guide geologique de la Haute Vienne, musee municipal de Limoges, Limoges, 1967; Gilg, H.A., and Frei, R. (1997) in: Pei Rongfu (ed.): Proceedings of the 30th International Geological Congress, Vol.9, VSP (Utrecht, Tokyo), pp. 123-132.

List of minerals arranged by Strunz 10th Edition classification

Group 7 - Sulphates, Chromates, Molybdates and Tungstates
'Alunite'7.BC.10KAl3(SO4)2(OH)6
Group 9 - Silicates
'Halloysite'9.ED.10Al2(Si2O5)(OH)4
'Kaolinite'9.ED.05Al2(Si2O5)(OH)4

List of minerals arranged by Dana 8th Edition classification

Group 30 - ANHYDROUS SULFATES CONTAINING HYDROXYL OR HALOGEN
(AB)2(XO4)Zq
Alunite30.2.4.1KAl3(SO4)2(OH)6
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
Unclassified Minerals, Rocks, etc.
Kaolinite-Al2(Si2O5)(OH)4

List of minerals for each chemical element

HHydrogen
H AluniteKAl3(SO4)2(OH)6
H HalloysiteAl2(Si2O5)(OH)4
H KaoliniteAl2(Si2O5)(OH)4
OOxygen
O AluniteKAl3(SO4)2(OH)6
O HalloysiteAl2(Si2O5)(OH)4
O KaoliniteAl2(Si2O5)(OH)4
AlAluminium
Al AluniteKAl3(SO4)2(OH)6
Al HalloysiteAl2(Si2O5)(OH)4
Al KaoliniteAl2(Si2O5)(OH)4
SiSilicon
Si HalloysiteAl2(Si2O5)(OH)4
Si KaoliniteAl2(Si2O5)(OH)4
SSulfur
S AluniteKAl3(SO4)2(OH)6
KPotassium
K AluniteKAl3(SO4)2(OH)6

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

Paleozoic - Neoproterozoic
251.902 - 1000 Ma



ID: 3131495
Lower Gneiss Unit (Massif Central)

Age: Neoproterozoic to Triassic (251.902 - 1000 Ma)

Description: high grade metamorphic

Lithology: Major:{migmatite/anatexite}, Minor{gneiss,amphibolite}

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: 3192304
Neoproterozoic crystalline metamorphic rocks

Age: Neoproterozoic (541 - 1000 Ma)

Comments: Massif Central

Lithology: Crystalline metamorphic 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]

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)
- Gilg, H.A., and Frei, R. (1997): Isotope Dating of Residual Kaolin Deposits in Europe (Tirschenreuth, Germany and St. Yrieix, France). In: Pei Rongfu (ed.): Proceedings of the 30th International Geological Congress, Vol.9, VSP (Utrecht, Tokyo), pp. 123-132.


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