Lehrstuhl für Geologie

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Dr Emilie Janots



Department für Geo- und Umweltwissenschaften
Sektion Geologie
Luisenstr. 37 / Z. A232
80333 München

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Metamorphic processes, timing and duration of geological processes, distribution of trace elements in the lithosphere, and formation of metalliferous ore deposits, with a special interest for the rare earth elements (REE) mineralogy and distribution in the crust.


REE-mineral petrology and geochronology in metamorphic rocks (Alps, Himalaya, Crete)

Constraining hydrothermalism (mass transfer, timing, duration) during exhumation (Alpine veins)

REE distribution, mobility and fractionation during weathering (Laterite from Madagascar)

Element mobility and mineral equilibration in polymetamorphic rocks(Bergen arc)

Petrology of Omani meterorites

Teaching (Univesity Joseph Fourier, Grenoble)

Mineralogy (including optical microscopy) : STE231/STE233
Metamorphic Petrology : TUE35X ; STE231/233 ; STE35s ; TUE4213
Field trips : Tectonometamorphism (Montagnes noires, TUE4116) ; Petrology (Ivrea, TUE4215) ; Volcanism (Auvergne, STE244)


2013-2015 : Delegation CNRS between ISTerre and the LMU (Munich)
Since 2009 : Assistant professor, UJF, Grenoble (permanent position)
2008-2009 : Junior Professor, University of Münster
2005-2007 : Post-Doctorat, University of Bern, Switzerland
2001-2004 : PhD, funding by the CEA-CNRS, ENS Paris, France; Supervisors : F. Brunet (ENS), B. Goffé (ENS), C. Poinssot (CEA, Saclay)
1999-2001 : Master - ENS Paris, France; Supervisors : F. Brunet (ENS) & B. Goffé (ENS)


Plümper, O., Beinlich, A., Bach, W., Janots, E., Austrheim, H., 2014. Garnets within geode-like serpentinite veins: Implications for element transport, hydrogen production and life-supporting environment formation. Geochim. Cosmochim. Acta 141, 454?471. doi:10.1016/j.gca.2014.07.002

Lafay R., Montes-Hernandez G., Janots E., Chiriac R., Toche F., Findling N. Simultaneous precipitation of magnesite and lizardite from hydrothermal alteration of olivine under high-carbonate alkalinity, Chemical Geology 368 63?75

Berger A., Janots E., Gnos E., Frei R., Bernier F., (2014). Rare earth element mineralogy and geochemistry in a laterite profile from Madagascar, Applied Geochemistry 41 218?228.

Janots E., Rubatto D., (2014). U-Th-Pb dating of collision in the external Alpine domains (Urseren zone, Switzerland) using low temperature allanite and monazite. Lithos,

Lafay R., Montes-Hernandez G., Janots E., Auzende A-L., Chiriac R., Lemarchand D., Toche F. (2014). Influence of trace elements on the textural properties of synthetic chrysotile : Complementary insights from macroscopic to nanoscopic measurements. Microporous and Mesoporous Materials 183 81-90

Berger A., Gnos E., Janots E., Whitehouse M., Soom M., Frei R., Waight T. E. , (2013). Dating brittle tectonic movements with cleft monazite: Fluid-rock interaction and formation of REE minerals. Tectonics, Vol. 321176?1189

Lafay R., Montes-Hernandez G., Janots E., Chiriac R., Findling N., Toche F. (2013). Nucleation and growth of chrysotile nanotubes in H2SiO3-MgCl2-NaOH medium from 90 to 300°C, Chemistry ? A European Journal 19 5417-5424.

Riel N., Guillot S., Jaillard E., Martelat J.E., Paquette J.L., Schwartz S., Goncalves P., Duclaux G., Thebaud N., Lanari P., Janots E., Yuquilema J. (2013). Metamorphic and geochronogical study of the Triassic El Oro metamorphic complex, Ecuador: Implications for high-temperature metamorphism in a forearc zone. Lithos 156 , 41-68

Janots E., Gnos E., Hofmann B. A., Greenwood R. C., Franchi I. A., K. Birmingham, and Nentwig V. (2012). Jiddat al Harasis 556: a howardite impact melt breccia with an H chondrite component. Meteoritics & Planetary Science 47, 1558-1574

Seydoux-Guillaume A.-M., Montel J.-M., Bingen B., Bosse V., de Parseval P., Paquette J.-L., Janots E., Wirth R. (2012) Low-temperature alteration of monazite: Fluid mediated coupled dissolution?precipitation, irradiation damage, and disturbance of the U?Pb and Th?Pb chronometers. Chemical Geology 330?331, 140-158

Janots E., Berger A., Gnos E., Whitehouse M., Lewin E., Pettke T. (2012). Constraints on fluid evolution during metamorphism from U?Th?Pb systematics in Alpine hydrothermal monazite Chemical Geology 326?327, 61-71

Lafay R., Montes-Hernandez G., Janots E., Chiriac R., Findling N., and Toche F. (2012) Mineral replacement rate of olivine by chrysotile and brucite under high alkaline conditions Original Research Article. Journal of Crystal Growth 347(1), 62-72

Janots E., Berger A., and Engi M. (2011) Physico-chemical control on the REE minerals in chloritoid-grade metasediments from a single outcrop (Central Alps, Switzerland). Lithos 121(1-4), 1-11.

Janots E., Gnos E., Hofmann B. A., Greenwood R. C., Franchi I. A., Bischoff A. (2011) Jiddat al Harasis 422: A ureilite with an extremely high degree of shock melting. Meteoritics & Planetary Science 46(1), 134-148.

Cenki-Tok B., Oliot E., Rubatto D., Berger A., Engi M., Janots E., Thomsen T., Manzotti P., Regis D., Spandler C., Robyr M., and Goncalves P. (2011) Preservation of Permian allanite within an Alpine eclogite facies shear zone at Mt Mucrone, Italy: Mechanical and chemical behavior of allanite during mylonitization. Lithos 125(1-2), 40-50.

Wagani I., Pagel M., Janots E., and Gnos E. (2011) Detrital monazite in the Tim Mersoi Basin, Niger: provenance and contribution to the uranium budget in siliciclastic sediments. Canadian Mineralogist 49(2), 487-501.

Janots E., Engi M., Rubatto D., Berger A., Gregory C., and Rahn M. (2009) Metamorphic rates in collisional orogeny from in situ allanite and monazite dating. Geology 37(1), 11-14.

Berger A., Gnos E., Janots E., Fernandez A., and Giese J. (2008) Formation and composition of rhabdophane, bastnasite and hydrated thorium minerals during alteration: Implications for geochronology and low-temperature processes. Chemical Geology 254(3-4), 238-248.

Janots E., Engi M., Berger A., Allaz J., Schwarz J. O., and Spandler C. (2008) Prograde metamorphic sequence of REE minerals in pelitic rocks of the Central Alps: implications for allanite-monazite-xenotime phase relations from 250 to 610 degrees C. Journal of Metamorphic Geology 26(5), 509-526

Janots E., Brunet F., Goffé B., Poinssot C., Burchard M., and Cemic L. (2008) Thermochemical characterization of Ca4La6(SiO4)6(OH)2 a La- and OH- equivalent of britholite: implication for monazite and LREE apatites stability. . Mineralogica (special issue on accessory minerals) 39, 41-52.

Janots E., Brunet F., Goffé B., Poinssot C., Burchard M., and Cemic L. (2007) Thermochemistry of monazite-(La) and dissakisite-(La): Implications for monazite and allanite stability in metapelites. Contributions to Mineralogy and Petrology 154(1), 1-14.

Janots E., Negro F., Brunet F., Goffé B., Engi M., and Bouybaouene M. L. (2006) Evolution of the REE mineralogy in HP-LT metapelites of the Sebtide complex, Rif, Morocco: Monazite stability and geochronology. Lithos 87(3-4), 214-234.

Bollinger L. and Janots E. (2006) Evidence for Mio-Pliocene retrograde monazite in the Lesser Himalaya, far western Nepal. European Journal of Mineralogy 18(3), 289-297.

Goffé B., Janots E., Brunet F., and Poinssot C. (2002) Breakdown of thorium phosphate-diphosphate (TPD), Th4(PO4)2P2O7, at 320 °C, 50 MPa in Ca-bearing systems, or why TPD does not occur in nature. Comptes Rendus Geoscience 334(14), 1047-1052.