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Puy de Tunisset, Saint-Ours-les-Roches, Pontgibaud, Puy-de-Dôme, Auvergne, France

Pseudobrookite
Puy de Tunisset, Saint-Ours-les-Roches, Pontgibaud, Puy-de-Dôme, Auvergne, France

Photo: Robert Vernet
Latitude: 45°51'17"N
Longitude: 2°57'52"E
Puy de Tunisset (Puy de Ténuzet)

The "Puy de Tunisset" (or 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.

Mineral List

Andradite
Aragonite
Augite
Biotite
Calcite
Diopside
Enstatite
Fluoro-edenite
Fluorophlogopite
Forsterite
Hematite
Magnetite
Microsommite
Opal
Pseudobrookite
'Pyroxene Group'
Sanidine
Titanite
Tridymite


19 entries listed. 17 valid minerals. 1 erroneous literature entry.

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References

- Mboungou-Kongo J.B. (2002) L'hématite spéculaire du Puy de Tunisset, Chaîne des Puys (Puy-de-Dôme). Le Règne Minéral 46: 51-55.
- Médard P. et al. (2009) La pseudobrookite du Puy de Tunisset (Puy-de-Dôme). Le Cahier des Micromonteurs 105: 3-11.

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Copyright © Jolyon Ralph and Ida Chau 1993-2012. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them. Further information contact the Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of hundreds of members and supporters. Mindat does not offer minerals for sale. If you would like to add information to improve the quality of our database, then click here to register.
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