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Institut de minéralogie, de physique des matériaux et de cosmochimie
UMR 7590 - UPMC/CNRS/IRD/MNHN

Sylvain Pont

 

Scientific Expertise

 

Mineralogy

Petrology

 

 

Contact Details

Office : Site Buffon, Bat. 52, 2th Floor, Room 202

Telephone : 01 40 79 81 08 (office) or 01 40 79 81 04 (SEM)

Mail : sylvain.pont @ mnhn.fr

 

 

Analytical Skills

- Mineralogy (chemical and structural characterization, description of new species)

- Petrology (rock-forming minerals identification, chemical / textural characterization of rocks and meteorites)

- Scanning electron microscopy (conventional and variable pressure microscopy)

- Energy dispersive X-ray spectrometry (mineral chemistry, semi-quantitative analyses)

- X-ray diffraction (single grain and powder)

 

Professional Resume

- Since 2008: Engineer in materials characterization at MNHN

- 2006-2007: Engineer at CRP2A (Bordeaux)

 

Educational Background

- MSC degree in Archeometry

- MSC degree in Physics

- BSC degree in Applied Physics

- Two-year university degree in Materials Science

 

Publications

- Kechid S.-A., Parodi G., Pont S., Oberti R. (2017) Davidsmithite (Ca,□)2Na6Al8Si8O32 : a new, Ca-bearing nepheline-group mineral from the Western Gneiss Region, Norway, European Journal of Mineralogy Vol. 29, pp. 1-9.

- Bernard S., Daval D., Ackerer P., Pont S., Meibom A. (2017) Burial-induced oxygen-isotope re-equilibration of fossil foraminifera explains ocean paleotemperature paradoxes, Nature Communications, Vol. 8, pp.1134-1144.

- Alleon J., Bernard S., Le Guillou C., Daval D., Skouri-Panet F., Pont S., Delbes L., Robert F.  (2016) Early entombment within silica minimizes the molecular degradation of microorganisms during advanced diagenesis, Chemical Geology, Vol. 437, pp. 98-108.

- Alleon J., Bernard S., Le Guillou C., Marin-Carbonne J., Pont S., Beyssac O., McKeegan K. D. & Robert F. (2016) Molecular preservation of 1.88-Ga Gunflint organic microfossils as a function of temperature and mineralogy, Nature Communications, Vol. 7, pp. 11977-11987.

- Leroux H., Jacob D., Marinova M., Hewins R. H., Zanda B., Pont S., Lorand J.-P., Humayun M. (2016) Exsolution and shock microstructures of igneous pyroxene clasts in the Northwest Africa 7533 Martian meteorite, Meteoritics & Planetary Science, Vol. 51, Issue 5, pp. 932-945.

- Meftah N., Mostefaoui S., Jambon A., Guedda E. H., Pont S. (2016) Minor and trace element concentrations in adjacent kamacite and taenite in the Krymka chondrite, Meteoritics & Planetary Science, Vol. 51, Issue 4, pp.696-717.

- Lorand J.-P., Hewins R., Rémusat L., Zanda B., Pont S., Leroux H., Marinove M., Jacob D., Humayun M., Nemchin A., Grange M., Kennedy A., Göpel C.  (2015) Nickeliferous pyrite tracks pervasive hydrothermal alteration in Martian regolith breccia : a study in NWA 7533, Meteoritics & Planetary Science, Vol. 50, Issue 12, pp. 2099-2120.

- Beck P., Pommerol A., Zanda B., Remusat L., Lorand J.-P., Gopel C., Hewins R., Pont S., Lewin E., Quirico E., Schmitt B., Montes-Hernandez G., Garenne A., Bonal L., Proux O., Hazemann J.-L., Chevrier V. (2015)  A Noachian source region for the "Black Beauty" meteorite, and a source lithology for Mars surface hydrated dust?, Earth and Planetary Science Letters, Vol. 427, pp. 104-111.

- Miot J., Rémusat L., Duprat E., Gonzalez A., Pont S., Poinsot M. (2015) Fe biomineralization mirrors individual metabolic activity in a nitrate-dependent Fe(II)-oxidizer Frontiers in Microbiology, Vol. 6, art. 879.

- Puaud S., Nowak M., Pont S., Moncel M.-H. (2015) Minéraux volcaniques et alpins à l’abri du Maras (Ardèche, France) : témoins de vents catabatiques dans la vallée du Rhône au Pléistocène supérieur. C. R. Palevol-842.

- Ferraris C., Parodi G., Pont S., Rondeau B., Lorand J.-P. (2014) Trinepheline and fabriesite : two new mineral species from the jadeite deposit of Tawmaw European Journal of Mineralogy, Vol. 26, pp. 257-265.

- Boisson J.-M., Pont S.  (2014) La munakataite de La Gasquie, Cuzac (Lot) Le Règne Minéral, n°115, p.41.

- Hewins R. H., Bourot-Denise M., Zanda B., Leroux H., Barrat J.-A., Humayun M., Göpel C., Greenwood R. C., Franchi I. A., Pont S., Lorand J.-P., Cournede C., Gattacceca J., Rochette P., Kuga M., Marrochi Y., Marty B.  (2014) The Paris meteorite, the least altered CM chondrite so far Geochimica et Comochimica Acta, Vol. 124, pp. 190-222.

- Gattacceca J., Hewins R., Lorand J.-P., Rochette P., Lagroix F., Cournède C., Uehara M., Pont S., Sautter V., Scorzelli R., Hombourger C., Munayco P., Zanda B., Chennaoui H., Ferrière L. (2013) Opaque minerals, magnetic properties and paleomagnetism of the Tissint Martian meteorite Meteoritics & Planetary Science, Vol. 48, pp. 1919-1936.

- Avril C., Malavergne V., Caracas R., Zanda B., Reynard B., Charon E., Bobocioiu E., Brunet F., Borensztajn S., Pont S., Tarrida M., Guyot F. (2013) Raman spectroscopic properties and Raman identification of CaS-MgS-MnS-FeS-Cr2FeS4 sulfides in meteorites and reduced sulfur-rich systems Meteoritics & Planetary Science, Vol. 4, Issue 8, pp. 1415–1426.

- Humayun M., Nemchin A., Zanda B., Hewins R. H., Grange M., Kennedy A., Lorand J.-P., Göpel C., Fieni C., Pont S.,Deldicque D. (2013) Origin and age of the earliest Martian crust from meteorite NWA 7533, Nature, Vol. 513, pp. 513-516.

- Lorand J.-P., Pont S., Zanda B. (2013) Des micropépites de métaux précieux dans la chondrite « Paris » survivantes des premiers minéraux du système solaire Les cahiers du Règne Minéral n°3, p. 50.

- Lorand J.-P., Barat J.-A., Chevrier V., Sautter V., Pont S. (2012) Metal-saturated sulfide assemblages in NWA 2737 «Diderot» : evidence for impact-related sulfur devolatilisation in martian meteorites Meteoritics & Planetary Science, Vol. 47, Issue 11, pp. 1830-1841.

- Sautter V., Lorand J.-P., Cordier P., Rondeau B., Leroux H., Ferraris C., Pont S. (2011) Petrogenesis of mineral micro-inclusions in an uncommon carbonado European Journal of Mineralogy, Vol. 23, pp. 721–729.

- Parodi G.C., Ferraris C., Pont S., Miska S., Farges F. & Camara F. (2010) Wurtzite-2H manganesifera di Lajur Madana, Sar-e-Sang, Badakhshan, Koksha Valley, Afghanistan Riv. Min. It. pp. 110-112.

08/12/17

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