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Pigaloux, Néris-Les-Bains, Montluçon, Allier, Auvergne-Rhône-Alpes, France

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Latitude & Longitude (WGS84): 46° 17' 21'' North , 2° 40' 2'' East
Latitude & Longitude (decimal): 46.28917,2.66722
GeoHash:G#: u01zkdwjy
Köppen climate type:Cfb : Temperate oceanic climate
Other/historical names associated with this locality:Auvergne; Rhône-Alpes


Old granite quarry. Small veins of quartz with fluorite can be seen from place to place.

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Mineral List


3 valid minerals.

Detailed Mineral List:

Fluorite
Formula: CaF2
Habit: Cube. sometimes modificated by 101 or 104 (or 105 - not measured) Cubo-octahedrons
Colour: Intense dark violet
Reference: Chollet Pascal collection
Hematite ?
Formula: Fe2O3
Habit: Pseudo hexagonal flat cristals
Description: Seems to be hematite but not dissolved by sodium dithionite
Reference: Chollet Pascal collection
'Limonite' ?
Formula: (Fe,O,OH,H2O)
Habit: Crusts on hematite
Description: Seems to be iron oxyde, but can't be dissolved by sodium dithionite !!!
Reference: Chollet Pascal collection
Quartz
Formula: SiO2
Habit: Small prisms. mainly as a base minéral for other species
Reference: Chollet Pascal collection

List of minerals arranged by Strunz 10th Edition classification

Group 3 - Halides
'Fluorite'3.AB.25CaF2
Group 4 - Oxides and Hydroxides
'Hematite' ?4.CB.05Fe2O3
'Quartz'4.DA.05SiO2
Unclassified Minerals, Rocks, etc.
'Limonite' ?-(Fe,O,OH,H2O)

List of minerals arranged by Dana 8th Edition classification

Group 4 - SIMPLE OXIDES
A2X3
Hematite ?4.3.1.2Fe2O3
Group 9 - NORMAL HALIDES
AX2
Fluorite9.2.1.1CaF2
Group 75 - TECTOSILICATES Si Tetrahedral Frameworks
Si Tetrahedral Frameworks - SiO2 with [4] coordinated Si
Quartz75.1.3.1SiO2
Unclassified Minerals, Rocks, etc.
'Limonite' ?-(Fe,O,OH,H2O)

List of minerals for each chemical element

HHydrogen
H Limonite(Fe,O,OH,H2O)
OOxygen
O HematiteFe2O3
O Limonite(Fe,O,OH,H2O)
O QuartzSiO2
FFluorine
F FluoriteCaF2
SiSilicon
Si QuartzSiO2
CaCalcium
Ca FluoriteCaF2
FeIron
Fe HematiteFe2O3
Fe Limonite(Fe,O,OH,H2O)

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

Late Paleozoic
251.902 - 358.9 Ma



ID: 3186847
Paleozoic intrusive rocks

Age: Phanerozoic (251.902 - 358.9 Ma)

Comments: Massif Central

Lithology: Intrusive igneous 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]

Early Carboniferous
323.2 - 358.9 Ma



ID: 3153820
peraluminous syn orogenic plutonism

Age: Mississippian (323.2 - 358.9 Ma)

Lithology: Granite

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]

Data and map coding provided by Macrostrat.org, used under Creative Commons Attribution 4.0 License

References

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