Puy de Ténuzet quarry, Saint-Ours-les-Roches, Riom, Puy-de-Dôme, Auvergne-Rhône-Alpes, Francei
| Regional Level Types | |
|---|---|
| Puy de Ténuzet quarry | Quarry (Active) |
| Saint-Ours-les-Roches | Commune |
| Riom | Arrondissement |
| Puy-de-Dôme | Department |
| Auvergne-Rhône-Alpes | Region |
| France | Country |
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Latitude & Longitude (WGS84):
45° 51' 16'' North , 2° 57' 51'' East
Latitude & Longitude (decimal):
Type:
Quarry (Active) - last checked 2023
Age:
0.01143 to 0.0002 Ma
Geologic Time:
Köppen climate type:
Nearest Settlements:
| Place | Population | Distance |
|---|---|---|
| Chanat-la-Mouteyre | 938 (2016) | 4.7km |
| Pulvérières | 323 (2016) | 5.4km |
| Saint-Ours | 1,425 (2016) | 5.5km |
| Charbonnières-les-Varennes | 1,341 (2016) | 5.7km |
| Volvic | 4,456 (2016) | 6.0km |
Other/historical names associated with this locality:
Puy de Tunisset; Puy de Tounizaye; Puy de Ténusset; Puy de Tuniset; Puy de Tenuizet; Puy de Tunizet
Other Languages:
French:
Puy de Tunisset, Saint-Ours, Riom, Puy-de-Dôme, Auvergne-Rhône-Alpes, France
The Puy de Ténuzet cinder cone belongs to the Holocene volcanic group of the "Chaîne des Puys". It has almost been wiped out by mining activity through a set of two quarries, now merged. A variety of fumarolized areas have been exposed, and showcase a large set of typical secondary minerals.
Select Mineral List Type
Standard Detailed Gallery Strunz Chemical ElementsMineral List
18 valid minerals.
Rock Types Recorded
Select Rock List Type
Alphabetical List Tree DiagramDetailed Mineral List:
| ⓘ Andradite Formula: Ca3Fe3+2(SiO4)3 |
| ⓘ Aragonite Formula: CaCO3 |
| ⓘ Augite Formula: (CaxMgyFez)(Mgy1Fez1)Si2O6 |
| ⓘ 'Biotite' Formula: K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 Description: The micas are intermediate between fluorophlogopite and Ti-rich oxidized phlogopite. |
| ⓘ Calcite Formula: CaCO3 |
| ⓘ Diopside Formula: CaMgSi2O6 |
| ⓘ Enstatite Formula: Mg2Si2O6 |
| ⓘ Fluoro-edenite Formula: NaCa2Mg5(Si7Al)O22F2 |
| ⓘ Fluorophlogopite Formula: KMg3(Si3Al)O10F2 Description: Micas are intermediate between fluorophlogopite and Ti-rich oxidized phlogopite. |
| ⓘ Forsterite Formula: Mg2(SiO4) Description: All olivines at Tunisset have > 50 % forsterite component. |
| ✪ Hematite Formula: Fe2O3 Habit: Specular Colour: Silver |
| ⓘ Hematite var. Specularite Formula: Fe2O3 |
| ⓘ Magnetite Formula: Fe2+Fe3+2O4 |
| ⓘ Microsommite Formula: Na4K2Ca2(Al6Si6O24)(SO4)Cl2 Habit: Hexagonal prisms Colour: colourless to white Description: Identified by EPMA as a member of the cancrinite group; microsommite is the only member that matches the chemistry, although no crystallographic study has been done so far. |
| ⓘ Natrolite Formula: Na2Al2Si3O10 · 2H2O References: |
| ⓘ Opal Formula: SiO2 · nH2O |
| ✪ Pseudobrookite Formula: Fe2TiO5 |
| ⓘ 'Pyroxene Group' Formula: ADSi2O6 Description: This is either diopside or augite, or intermediate members. |
| ⓘ Sanidine Formula: K(AlSi3O8) |
| ⓘ Titanite Formula: CaTi(SiO4)O References: |
| ⓘ Tridymite Formula: SiO2 |
Gallery:
List of minerals arranged by Strunz 10th Edition classification
| Group 4 - Oxides and Hydroxides | |||
|---|---|---|---|
| ⓘ | Magnetite | 4.BB.05 | Fe2+Fe3+2O4 |
| ⓘ | Hematite | 4.CB.05 | Fe2O3 |
| ⓘ | var. Specularite | 4.CB.05 | Fe2O3 |
| ⓘ | Pseudobrookite | 4.CB.15 | Fe2TiO5 |
| ⓘ | Opal | 4.DA.10 | SiO2 · nH2O |
| ⓘ | Tridymite | 4.DA.10 | SiO2 |
| Group 5 - Nitrates and Carbonates | |||
| ⓘ | Calcite | 5.AB.05 | CaCO3 |
| ⓘ | Aragonite | 5.AB.15 | CaCO3 |
| Group 9 - Silicates | |||
| ⓘ | Forsterite | 9.AC.05 | Mg2(SiO4) |
| ⓘ | Andradite | 9.AD.25 | Ca3Fe3+2(SiO4)3 |
| ⓘ | Titanite | 9.AG.15 | CaTi(SiO4)O |
| ⓘ | Enstatite | 9.DA.05 | Mg2Si2O6 |
| ⓘ | Augite | 9.DA.15 | (CaxMgyFez)(Mgy1Fez1)Si2O6 |
| ⓘ | Diopside | 9.DA.15 | CaMgSi2O6 |
| ⓘ | Fluoro-edenite | 9.DE.15 | NaCa2Mg5(Si7Al)O22F2 |
| ⓘ | Fluorophlogopite | 9.EC.20 | KMg3(Si3Al)O10F2 |
| ⓘ | Sanidine | 9.FA.30 | K(AlSi3O8) |
| ⓘ | Microsommite | 9.FB.05 | Na4K2Ca2(Al6Si6O24)(SO4)Cl2 |
| ⓘ | Natrolite | 9.GA.05 | Na2Al2Si3O10 · 2H2O |
| Unclassified | |||
| ⓘ | 'Biotite' | - | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| ⓘ | 'Pyroxene Group' | - | ADSi2O6 |
List of minerals for each chemical element
| H | Hydrogen | |
|---|---|---|
| H | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| H | ⓘ Natrolite | Na2Al2Si3O10 · 2H2O |
| H | ⓘ Opal | SiO2 · nH2O |
| C | Carbon | |
| C | ⓘ Aragonite | CaCO3 |
| C | ⓘ Calcite | CaCO3 |
| O | Oxygen | |
| O | ⓘ Andradite | Ca3Fe23+(SiO4)3 |
| O | ⓘ Aragonite | CaCO3 |
| O | ⓘ Augite | (CaxMgyFez)(Mgy1Fez1)Si2O6 |
| O | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| O | ⓘ Calcite | CaCO3 |
| O | ⓘ Diopside | CaMgSi2O6 |
| O | ⓘ Enstatite | Mg2Si2O6 |
| O | ⓘ Forsterite | Mg2(SiO4) |
| O | ⓘ Hematite | Fe2O3 |
| O | ⓘ Magnetite | Fe2+Fe23+O4 |
| O | ⓘ Microsommite | Na4K2Ca2(Al6Si6O24)(SO4)Cl2 |
| O | ⓘ Natrolite | Na2Al2Si3O10 · 2H2O |
| O | ⓘ Opal | SiO2 · nH2O |
| O | ⓘ Pseudobrookite | Fe2TiO5 |
| O | ⓘ Sanidine | K(AlSi3O8) |
| O | ⓘ Titanite | CaTi(SiO4)O |
| O | ⓘ Tridymite | SiO2 |
| O | ⓘ Hematite var. Specularite | Fe2O3 |
| O | ⓘ Fluoro-edenite | NaCa2Mg5(Si7Al)O22F2 |
| O | ⓘ Pyroxene Group | ADSi2O6 |
| O | ⓘ Fluorophlogopite | KMg3(Si3Al)O10F2 |
| F | Fluorine | |
| F | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| F | ⓘ Fluoro-edenite | NaCa2Mg5(Si7Al)O22F2 |
| F | ⓘ Fluorophlogopite | KMg3(Si3Al)O10F2 |
| Na | Sodium | |
| Na | ⓘ Microsommite | Na4K2Ca2(Al6Si6O24)(SO4)Cl2 |
| Na | ⓘ Natrolite | Na2Al2Si3O10 · 2H2O |
| Na | ⓘ Fluoro-edenite | NaCa2Mg5(Si7Al)O22F2 |
| Mg | Magnesium | |
| Mg | ⓘ Augite | (CaxMgyFez)(Mgy1Fez1)Si2O6 |
| Mg | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| Mg | ⓘ Diopside | CaMgSi2O6 |
| Mg | ⓘ Enstatite | Mg2Si2O6 |
| Mg | ⓘ Forsterite | Mg2(SiO4) |
| Mg | ⓘ Fluoro-edenite | NaCa2Mg5(Si7Al)O22F2 |
| Mg | ⓘ Fluorophlogopite | KMg3(Si3Al)O10F2 |
| Al | Aluminium | |
| Al | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| Al | ⓘ Microsommite | Na4K2Ca2(Al6Si6O24)(SO4)Cl2 |
| Al | ⓘ Natrolite | Na2Al2Si3O10 · 2H2O |
| Al | ⓘ Sanidine | K(AlSi3O8) |
| Al | ⓘ Fluoro-edenite | NaCa2Mg5(Si7Al)O22F2 |
| Al | ⓘ Fluorophlogopite | KMg3(Si3Al)O10F2 |
| Si | Silicon | |
| Si | ⓘ Andradite | Ca3Fe23+(SiO4)3 |
| Si | ⓘ Augite | (CaxMgyFez)(Mgy1Fez1)Si2O6 |
| Si | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| Si | ⓘ Diopside | CaMgSi2O6 |
| Si | ⓘ Enstatite | Mg2Si2O6 |
| Si | ⓘ Forsterite | Mg2(SiO4) |
| Si | ⓘ Microsommite | Na4K2Ca2(Al6Si6O24)(SO4)Cl2 |
| Si | ⓘ Natrolite | Na2Al2Si3O10 · 2H2O |
| Si | ⓘ Opal | SiO2 · nH2O |
| Si | ⓘ Sanidine | K(AlSi3O8) |
| Si | ⓘ Titanite | CaTi(SiO4)O |
| Si | ⓘ Tridymite | SiO2 |
| Si | ⓘ Fluoro-edenite | NaCa2Mg5(Si7Al)O22F2 |
| Si | ⓘ Pyroxene Group | ADSi2O6 |
| Si | ⓘ Fluorophlogopite | KMg3(Si3Al)O10F2 |
| S | Sulfur | |
| S | ⓘ Microsommite | Na4K2Ca2(Al6Si6O24)(SO4)Cl2 |
| Cl | Chlorine | |
| Cl | ⓘ Microsommite | Na4K2Ca2(Al6Si6O24)(SO4)Cl2 |
| K | Potassium | |
| K | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| K | ⓘ Microsommite | Na4K2Ca2(Al6Si6O24)(SO4)Cl2 |
| K | ⓘ Sanidine | K(AlSi3O8) |
| K | ⓘ Fluorophlogopite | KMg3(Si3Al)O10F2 |
| Ca | Calcium | |
| Ca | ⓘ Andradite | Ca3Fe23+(SiO4)3 |
| Ca | ⓘ Aragonite | CaCO3 |
| Ca | ⓘ Augite | (CaxMgyFez)(Mgy1Fez1)Si2O6 |
| Ca | ⓘ Calcite | CaCO3 |
| Ca | ⓘ Diopside | CaMgSi2O6 |
| Ca | ⓘ Microsommite | Na4K2Ca2(Al6Si6O24)(SO4)Cl2 |
| Ca | ⓘ Titanite | CaTi(SiO4)O |
| Ca | ⓘ Fluoro-edenite | NaCa2Mg5(Si7Al)O22F2 |
| Ti | Titanium | |
| Ti | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| Ti | ⓘ Pseudobrookite | Fe2TiO5 |
| Ti | ⓘ Titanite | CaTi(SiO4)O |
| Fe | Iron | |
| Fe | ⓘ Andradite | Ca3Fe23+(SiO4)3 |
| Fe | ⓘ Augite | (CaxMgyFez)(Mgy1Fez1)Si2O6 |
| Fe | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| Fe | ⓘ Hematite | Fe2O3 |
| Fe | ⓘ Magnetite | Fe2+Fe23+O4 |
| Fe | ⓘ Pseudobrookite | Fe2TiO5 |
| Fe | ⓘ Hematite var. Specularite | Fe2O3 |
Other Regions, Features and Areas containing this locality
Eurasian PlateTectonic Plate
- Moldanubian BeltOrogenic Belt
EuropeContinent
France
- Auvergne-Rhône-Alpes
- Puy-de-Dôme
- Chaȋne des Puys Volcanic FieldVolcanic Field
- Volcanos of Auvergne Regional Natural ParkProtected Area
- Puy-de-Dôme
- ⭔AuvergneRegion
- Massif CentralHighland Region
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Puy de Ténuzet quarry, Saint-Ours-les-Roches, Riom, Puy-de-Dôme, Auvergne-Rhône-Alpes, France