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Roc de Courlande, Chastreix, Monts-Dore massif, Puy-de-Dôme, Auvergne-Rhône-Alpes, Francei
Regional Level Types
Roc de Courlande- not defined -
Chastreix- not defined -
Monts-Dore massifMassif
Puy-de-DômeDepartment
Auvergne-Rhône-AlpesRegion
FranceCountry

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Latitude & Longitude (WGS84):
45° 31' 38'' North , 2° 46' 23'' East
Latitude & Longitude (decimal):
Köppen climate type:
Nearest Settlements:
PlacePopulationDistance
Mont-Dore1,787 (2017)5.6km
La Tour-d’Auvergne810 (2016)6.5km
Picherande379 (2016)7.0km
La Bourboule2,162 (2016)7.3km
Saint-Donat296 (2016)7.7km
Other/historical names associated with this locality:
Auvergne; Rhône-Alpes


Trachy-andesite dome-flow, with numerous mafic enclaves, coming from Mont Redon. Good outcrops on the road to Chastreix-Sancy ski station, just below the Roc de Courlande.

Regions containing this locality

Eurasian PlateTectonic Plate
EuropeContinent

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Mineral List


11 valid minerals. 4 erroneous literature entries.

Detailed Mineral List:

Albite
Formula: Na(AlSi3O8)
Reference: Etienne Médard collection
'Apatite'
Formula: Ca5(PO4)3(Cl/F/OH)
Reference: Designolle, J.L. (1996). Massif du Sancy (Puy de Dôme). Le Cahier des Micromonteurs, (4), 8-9.
'Biotite'
Formula: K(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
Description: crystals have been analysed and are actually fluorophlogopite
Reference: Designolle, J.L. (1996). Massif du Sancy (Puy de Dôme). Le Cahier des Micromonteurs, (4), 8-9.
Diopside
Formula: CaMgSi2O6
Reference: Gourgaud A. (1985) Mélanges de magmas dans les séries alcalines et calco-alcalines : leur role dans la genèse des laves intermédiaires et leur influences sur les mécanismes éruptifs. PhD thesis, Clermont-Ferrand, 522 pp.
Edenite
Formula: {Na}{Ca2}{Mg5}(AlSi7O22)(OH)2
Description: crystals have been analysed and are actually fluoro-edenite
Reference: Gourgaud A. (1985) Mélanges de magmas dans les séries alcalines et calco-alcalines : leur role dans la genèse des laves intermédiaires et leur influences sur les mécanismes éruptifs. PhD thesis, Clermont-Ferrand, 522 pp.
Enstatite
Formula: MgSiO3
Description: other reference: Designolle J.L. (1996). Massif du Sancy (Puy de Dôme). Le Cahier des Micromonteurs, (4), 8-9.
Reference: Gourgaud A. (1985) Mélanges de magmas dans les séries alcalines et calco-alcalines : leur role dans la genèse des laves intermédiaires et leur influences sur les mécanismes éruptifs. PhD thesis, Clermont-Ferrand, 522 pp.
Fayalite
Formula: Fe2+2SiO4
Reference: Designolle, J.L. (1996). Massif du Sancy (Puy de Dôme). Le Cahier des Micromonteurs, (4), 8-9.
Fluoro-edenite
Formula: {Na}{Ca2}{Mg5}(AlSi7O22)(F,OH)2
Reference: Etienne Médard collection
Fluorophlogopite
Formula: KMg3(AlSi3O10)(F,OH)2
Reference: Etienne Médard collection
Hematite ?
Formula: Fe2O3
Reference: JM Johannet collection
Ilmenite
Formula: Fe2+TiO3
Reference: Gourgaud A. (1985) Mélanges de magmas dans les séries alcalines et calco-alcalines : leur role dans la genèse des laves intermédiaires et leur influences sur les mécanismes éruptifs. PhD thesis, Clermont-Ferrand, 522 pp.
Magnetite
Formula: Fe2+Fe3+2O4
Description: other reference: Designolle, J.L. (1996). Massif du Sancy (Puy de Dôme). Le Cahier des Micromonteurs, (4), 8-9.
Reference: Gourgaud A. (1985) Mélanges de magmas dans les séries alcalines et calco-alcalines : leur role dans la genèse des laves intermédiaires et leur influences sur les mécanismes éruptifs. PhD thesis, Clermont-Ferrand, 522 pp.
Phlogopite
Formula: KMg3(AlSi3O10)(OH)2
Description: crystals have been analysed and are actually fluorophlogopite
Reference: Gourgaud A. (1985) Mélanges de magmas dans les séries alcalines et calco-alcalines : leur role dans la genèse des laves intermédiaires et leur influences sur les mécanismes éruptifs. PhD thesis, Clermont-Ferrand, 522 pp.
'Pyroxene Group' ?
Description: This is either enstatite or diopside.
Reference: Designolle, J.L. (1996). Massif du Sancy (Puy de Dôme). Le Cahier des Micromonteurs, (4), 8-9.
Sanidine
Formula: K(AlSi3O8)
Description: other reference: Designolle, J.L. (1996). Massif du Sancy (Puy de Dôme). Le Cahier des Micromonteurs, (4), 8-9.
Reference: Gourgaud A. (1985) Mélanges de magmas dans les séries alcalines et calco-alcalines : leur role dans la genèse des laves intermédiaires et leur influences sur les mécanismes éruptifs. PhD thesis, Clermont-Ferrand, 522 pp.
Tridymite
Formula: SiO2
Reference: Designolle, J.L. (1996). Massif du Sancy (Puy de Dôme). Le Cahier des Micromonteurs, (4), 8-9.
Zircon
Formula: Zr(SiO4)
Reference: Designolle, J.L. (1996). Massif du Sancy (Puy de Dôme). Le Cahier des Micromonteurs, (4), 8-9.

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
Hematite ?4.CB.05Fe2O3
Ilmenite4.CB.05Fe2+TiO3
Magnetite4.BB.05Fe2+Fe3+2O4
Tridymite4.DA.10SiO2
Group 9 - Silicates
Albite9.FA.35Na(AlSi3O8)
Diopside9.DA.15CaMgSi2O6
Edenite ?9.DE.15{Na}{Ca2}{Mg5}(AlSi7O22)(OH)2
Enstatite9.DA.05MgSiO3
Fayalite ?9.AC.05Fe2+2SiO4
Fluoro-edenite9.DE.15{Na}{Ca2}{Mg5}(AlSi7O22)(F,OH)2
Fluorophlogopite9.EC.20KMg3(AlSi3O10)(F,OH)2
Phlogopite ?9.EC.20KMg3(AlSi3O10)(OH)2
Sanidine9.FA.30K(AlSi3O8)
Zircon9.AD.30Zr(SiO4)
Unclassified Minerals, Rocks, etc.
'Apatite'-Ca5(PO4)3(Cl/F/OH)
'Biotite' ?-K(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
'Pyroxene Group' ?-

List of minerals arranged by Dana 8th Edition classification

Group 4 - SIMPLE OXIDES
A2X3
Hematite ?4.3.1.2Fe2O3
Ilmenite4.3.5.1Fe2+TiO3
Group 7 - MULTIPLE OXIDES
AB2X4
Magnetite7.2.2.3Fe2+Fe3+2O4
Group 51 - NESOSILICATES Insular SiO4 Groups Only
Insular SiO4 Groups Only with all cations in octahedral [6] coordination
Fayalite ?51.3.1.1Fe2+2SiO4
Insular SiO4 Groups Only with cations in >[6] coordination
Zircon51.5.2.1Zr(SiO4)
Group 65 - INOSILICATES Single-Width,Unbranched Chains,(W=1)
Single-Width Unbranched Chains, W=1 with chains P=2
Diopside65.1.3a.1CaMgSi2O6
Enstatite65.1.2.1MgSiO3
Group 66 - INOSILICATES Double-Width,Unbranched Chains,(W=2)
Amphiboles - Mg-Fe-Mn-Li subgroup
Edenite ?66.1.3a.10{Na}{Ca2}{Mg5}(AlSi7O22)(OH)2
Group 71 - PHYLLOSILICATES Sheets of Six-Membered Rings
Sheets of 6-membered rings with 2:1 layers
Phlogopite ?71.2.2b.1KMg3(AlSi3O10)(OH)2
Group 75 - TECTOSILICATES Si Tetrahedral Frameworks
Si Tetrahedral Frameworks - SiO2 with [4] coordinated Si
Tridymite75.1.2.1SiO2
Group 76 - TECTOSILICATES Al-Si Framework
Al-Si Framework with Al-Si frameworks
Albite76.1.3.1Na(AlSi3O8)
Sanidine76.1.1.2K(AlSi3O8)
Unclassified Minerals, Mixtures, etc.
'Apatite'-Ca5(PO4)3(Cl/F/OH)
'Biotite' ?-K(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
Fluoro-edenite-{Na}{Ca2}{Mg5}(AlSi7O22)(F,OH)2
Fluorophlogopite-KMg3(AlSi3O10)(F,OH)2
'Pyroxene Group' ?-

List of minerals for each chemical element

HHydrogen
H ApatiteCa5(PO4)3(Cl/F/OH)
H Fluoro-edenite{Na}{Ca2}{Mg5}(AlSi7O22)(F,OH)2
H FluorophlogopiteKMg3(AlSi3O10)(F,OH)2
H PhlogopiteKMg3(AlSi3O10)(OH)2
H BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
H Edenite{Na}{Ca2}{Mg5}(AlSi7O22)(OH)2
OOxygen
O ApatiteCa5(PO4)3(Cl/F/OH)
O TridymiteSiO2
O ZirconZr(SiO4)
O EnstatiteMgSiO3
O DiopsideCaMgSi2O6
O SanidineK(AlSi3O8)
O IlmeniteFe2+TiO3
O MagnetiteFe2+Fe23+O4
O Fluoro-edenite{Na}{Ca2}{Mg5}(AlSi7O22)(F,OH)2
O FluorophlogopiteKMg3(AlSi3O10)(F,OH)2
O AlbiteNa(AlSi3O8)
O HematiteFe2O3
O FayaliteFe22+SiO4
O PhlogopiteKMg3(AlSi3O10)(OH)2
O BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
O Edenite{Na}{Ca2}{Mg5}(AlSi7O22)(OH)2
FFluorine
F ApatiteCa5(PO4)3(Cl/F/OH)
F Fluoro-edenite{Na}{Ca2}{Mg5}(AlSi7O22)(F,OH)2
F FluorophlogopiteKMg3(AlSi3O10)(F,OH)2
F BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
NaSodium
Na Fluoro-edenite{Na}{Ca2}{Mg5}(AlSi7O22)(F,OH)2
Na AlbiteNa(AlSi3O8)
Na Edenite{Na}{Ca2}{Mg5}(AlSi7O22)(OH)2
MgMagnesium
Mg EnstatiteMgSiO3
Mg DiopsideCaMgSi2O6
Mg Fluoro-edenite{Na}{Ca2}{Mg5}(AlSi7O22)(F,OH)2
Mg FluorophlogopiteKMg3(AlSi3O10)(F,OH)2
Mg PhlogopiteKMg3(AlSi3O10)(OH)2
Mg BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
Mg Edenite{Na}{Ca2}{Mg5}(AlSi7O22)(OH)2
AlAluminium
Al SanidineK(AlSi3O8)
Al Fluoro-edenite{Na}{Ca2}{Mg5}(AlSi7O22)(F,OH)2
Al FluorophlogopiteKMg3(AlSi3O10)(F,OH)2
Al AlbiteNa(AlSi3O8)
Al PhlogopiteKMg3(AlSi3O10)(OH)2
Al BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
Al Edenite{Na}{Ca2}{Mg5}(AlSi7O22)(OH)2
SiSilicon
Si TridymiteSiO2
Si ZirconZr(SiO4)
Si EnstatiteMgSiO3
Si DiopsideCaMgSi2O6
Si SanidineK(AlSi3O8)
Si Fluoro-edenite{Na}{Ca2}{Mg5}(AlSi7O22)(F,OH)2
Si FluorophlogopiteKMg3(AlSi3O10)(F,OH)2
Si AlbiteNa(AlSi3O8)
Si FayaliteFe22+SiO4
Si PhlogopiteKMg3(AlSi3O10)(OH)2
Si BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
Si Edenite{Na}{Ca2}{Mg5}(AlSi7O22)(OH)2
PPhosphorus
P ApatiteCa5(PO4)3(Cl/F/OH)
ClChlorine
Cl ApatiteCa5(PO4)3(Cl/F/OH)
KPotassium
K SanidineK(AlSi3O8)
K FluorophlogopiteKMg3(AlSi3O10)(F,OH)2
K PhlogopiteKMg3(AlSi3O10)(OH)2
K BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
CaCalcium
Ca ApatiteCa5(PO4)3(Cl/F/OH)
Ca DiopsideCaMgSi2O6
Ca Fluoro-edenite{Na}{Ca2}{Mg5}(AlSi7O22)(F,OH)2
Ca Edenite{Na}{Ca2}{Mg5}(AlSi7O22)(OH)2
TiTitanium
Ti IlmeniteFe2+TiO3
FeIron
Fe IlmeniteFe2+TiO3
Fe MagnetiteFe2+Fe23+O4
Fe HematiteFe2O3
Fe FayaliteFe22+SiO4
Fe BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
ZrZirconium
Zr ZirconZr(SiO4)

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

Pliocene
2.588 - 5.333 Ma



ID: 3162425
hot spot

Age: Pliocene (2.588 - 5.333 Ma)

Lithology: Major:{trachyte}, Minor{latite,phonolite}

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]

Neogene
2.588 - 23.03 Ma



ID: 3193233
Cenozoic volcanic rocks

Age: Neogene (2.588 - 23.03 Ma)

Comments: Massif Central

Lithology: Mafic volcanic 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)
- Designolle, J.L. (1996): Massif du Sancy (Puy de Dôme). Le Cahier des Micromonteurs, (4), 8-9.
- Gourgaud, A. (1985): Mélanges de magmas dans les séries alcalines et calco-alcalines : leur role dans la genèse des laves intermédiaires et leur influences sur les mécanismes éruptifs. PhD thesis, Clermont-Ferrand, 522 pp.


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