The low-temperature magnetic signature of Fe-rich serpentine in CM2 chondrites: Comparison with terrestrial cronstedtite and evolution with the degree of alteration

Agnès Elmaleh (1) , Serena Chiara Tarantino (2) , Michele Zema (2) , Bertrand Devouard (3) , Michel Fialin (4)

1 IMPMC - Institut de minéralogie et de physique des milieux condensés
2 Dipartimento di Scienze della Terra e dell'Ambiente
3 LMV - Laboratoire Magmas et Volcans
4 Plateforme Camparis - Plateforme analytique MEN (Microanalyses en sciences de l’Environnement) [Paris]

Mots clés: bulk magnetometry; crystal-chemistry of serpentines; spin glass behavior; asteroidal processes; hydrothermal alteration

Domaines: Pétrographie

Agnès Elmaleh, Serena Chiara Tarantino, Michele Zema, Bertrand Devouard, Michel Fialin. The low-temperature magnetic signature of Fe-rich serpentine in CM2 chondrites: Comparison with terrestrial cronstedtite and evolution with the degree of alteration. Geochemistry, Geophysics, Geosystems, 2012, 13, pp.Q05Z42. ⟨10.1029/2011GC003964⟩. ⟨hal-00720273⟩