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Menat-Malmouche Maars, Saint-Angel, Riom, Puy-de-Dôme, Auvergne-Rhône-Alpes, Francei
Regional Level Types
Menat-Malmouche MaarsVolcanic Crater
Saint-AngelCommune
RiomArrondissement
Puy-de-DômeDepartment
Auvergne-Rhône-AlpesRegion
FranceCountry

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Latitude & Longitude (WGS84):
46° 1' North , 2° 55' East
Latitude & Longitude (decimal):
46.01667,2.91667
GRN:
N31E02
Type:
Volcanic Crater
Köppen climate type:
Cfb : Temperate oceanic climate
Nearest Settlements:
PlacePopulationDistance
Châteauneuf-les-Bains321 (2016)1.9km
Saint-Angel397 (2016)2.8km
Ayat-sur-Sioule132 (2016)4.4km
Lisseuil101 (2016)5.2km
Vitrac335 (2016)6.1km
Mindat Locality ID:
345150
Long-form identifier:
mindat:1:2:345150:5
GUID (UUID V4):
0


In the small Menat basin and ca. 2 km to the NE at Malmouche, geological and geomagnetic investigations indicate the presence of two maars filled with lacustrine sediments and explosion breccias and underlying, but non-outcropping, basaltic rocks (Vincent et al. 1977).
Approximate age is 56 Ma.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List


7 valid minerals.

Rock Types Recorded


Select Rock List Type

Alphabetical List Tree Diagram

Detailed Mineral List:

ⓘ 'Alkali Feldspar'
ⓘ Analcime
Formula: Na(AlSi2O6) · H2O
ⓘ 'Apatite'
Formula: Ca5(PO4)3A
ⓘ 'Biotite'
Formula: K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
ⓘ Calcite
Formula: CaCO3
ⓘ Diopside
Formula: CaMgSi2O6
ⓘ 'Fayalite-Forsterite Series'
ⓘ 'Glass'
ⓘ 'Hornblende Root Name Group'
Formula: ◻Ca2(C2+4C3+)(AlSi7O22)W2
ⓘ Leucite
Formula: K(AlSi2O6)
ⓘ 'Microlite Group'
Formula: A2-mTa2X6-wZ1-n
ⓘ Nepheline
Formula: Na3K(Al4Si4O16)
ⓘ Orthoclase
Formula: K(AlSi3O8)
ⓘ Pargasite
Formula: NaCa2(Mg4Al)(Si6Al2)O22(OH)2
ⓘ 'Plagioclase'
Formula: (Na,Ca)[(Si,Al)AlSi2]O8
ⓘ 'Pyroxene Group'
Formula: ADSi2O6

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
ⓘ'Microlite Group'4.00.A2-mTa2X6-wZ1-n
Group 5 - Nitrates and Carbonates
ⓘCalcite5.AB.05CaCO3
Group 9 - Silicates
ⓘDiopside9.DA.15CaMgSi2O6
ⓘPargasite9.DE.15NaCa2(Mg4Al)(Si6Al2)O22(OH)2
ⓘNepheline9.FA.05Na3K(Al4Si4O16)
ⓘOrthoclase9.FA.30K(AlSi3O8)
ⓘAnalcime9.GB.05Na(AlSi2O6) · H2O
ⓘLeucite9.GB.05K(AlSi2O6)
Unclassified
ⓘ'Alkali Feldspar'-
ⓘ'Biotite'-K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
ⓘ'Fayalite-Forsterite Series'-
ⓘ'Hornblende Root Name Group'-◻Ca2(C2+4C3+)(AlSi7O22)W2
ⓘ'Plagioclase'-(Na,Ca)[(Si,Al)AlSi2]O8
ⓘ'Pyroxene Group'-ADSi2O6
ⓘ'Glass'-
ⓘ'Apatite'-Ca5(PO4)3A

List of minerals for each chemical element

HHydrogen
Hⓘ AnalcimeNa(AlSi2O6) · H2O
Hⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Hⓘ PargasiteNaCa2(Mg4Al)(Si6Al2)O22(OH)2
CCarbon
Cⓘ CalciteCaCO3
OOxygen
Oⓘ AnalcimeNa(AlSi2O6) · H2O
Oⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Oⓘ CalciteCaCO3
Oⓘ DiopsideCaMgSi2O6
Oⓘ LeuciteK(AlSi2O6)
Oⓘ NephelineNa3K(Al4Si4O16)
Oⓘ OrthoclaseK(AlSi3O8)
Oⓘ PargasiteNaCa2(Mg4Al)(Si6Al2)O22(OH)2
Oⓘ Fayalite-Forsterite Series
Oⓘ Hornblende Root Name Group◻Ca2(C42+C3+)(AlSi7O22)W2
Oⓘ Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
Oⓘ Pyroxene GroupADSi2O6
Oⓘ ApatiteCa5(PO4)3A
FFluorine
Fⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
NaSodium
Naⓘ AnalcimeNa(AlSi2O6) · H2O
Naⓘ NephelineNa3K(Al4Si4O16)
Naⓘ PargasiteNaCa2(Mg4Al)(Si6Al2)O22(OH)2
Naⓘ Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
MgMagnesium
Mgⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Mgⓘ DiopsideCaMgSi2O6
Mgⓘ PargasiteNaCa2(Mg4Al)(Si6Al2)O22(OH)2
Mgⓘ Fayalite-Forsterite Series
AlAluminium
Alⓘ AnalcimeNa(AlSi2O6) · H2O
Alⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Alⓘ LeuciteK(AlSi2O6)
Alⓘ NephelineNa3K(Al4Si4O16)
Alⓘ OrthoclaseK(AlSi3O8)
Alⓘ PargasiteNaCa2(Mg4Al)(Si6Al2)O22(OH)2
Alⓘ Hornblende Root Name Group◻Ca2(C42+C3+)(AlSi7O22)W2
Alⓘ Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
SiSilicon
Siⓘ AnalcimeNa(AlSi2O6) · H2O
Siⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Siⓘ DiopsideCaMgSi2O6
Siⓘ LeuciteK(AlSi2O6)
Siⓘ NephelineNa3K(Al4Si4O16)
Siⓘ OrthoclaseK(AlSi3O8)
Siⓘ PargasiteNaCa2(Mg4Al)(Si6Al2)O22(OH)2
Siⓘ Fayalite-Forsterite Series
Siⓘ Hornblende Root Name Group◻Ca2(C42+C3+)(AlSi7O22)W2
Siⓘ Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
Siⓘ Pyroxene GroupADSi2O6
PPhosphorus
Pⓘ ApatiteCa5(PO4)3A
KPotassium
Kⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Kⓘ LeuciteK(AlSi2O6)
Kⓘ NephelineNa3K(Al4Si4O16)
Kⓘ OrthoclaseK(AlSi3O8)
CaCalcium
Caⓘ CalciteCaCO3
Caⓘ DiopsideCaMgSi2O6
Caⓘ PargasiteNaCa2(Mg4Al)(Si6Al2)O22(OH)2
Caⓘ Hornblende Root Name Group◻Ca2(C42+C3+)(AlSi7O22)W2
Caⓘ Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
Caⓘ ApatiteCa5(PO4)3A
TiTitanium
Tiⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
FeIron
Feⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Feⓘ Fayalite-Forsterite Series
TaTantalum
Taⓘ Microlite GroupA2-mTa2X6-wZ1-n

Other Regions, Features and Areas containing this locality

Eurasian PlateTectonic Plate
EuropeContinent
France

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References

Vincent, P. M., Aubert, M., Boivin, P., Cantagrel, J. M., & Lenat, J. F. (1977). Decouverte d'un volcanisme paleocene en Auvergne; les maars de Menat et leurs annexes, etude geologique et geophysique. Bulletin de la Société géologique de France, 7(5), 1057-1070.
Woolley, Alan R. (2019) Alkaline Rocks and Carbonatites of the World. Part 4: Antarctica, Asia and Europe (excluding the former USSR), Australasia and Oceanic Islands. The Geological Society of London. doi:10.1144/mpar4p.322
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