Mantle transition zone input to kimberlite magmatism near a subduction zone: Origin of anomalous Nd-Hf isotope systematics at Lac de Gras, Canada

Earth and Planetary Science Letters

Volumn 371-372, Issue , 2013, Pages 235-251

  Tappe, Sebastian ^a,b   Graham Pearson, D ^b   Kjarsgaard, Bruce A ^c   Nowell, Geoff ^d   Dowall, David ^d  

^a UNIVERSITY OF MÜNSTER   (Germany)

^b UNIVERSITY OF ALBERTA   (Canada)

^c GEOLOGICAL SURVEY OF CANADA   (Canada)

^d DURHAM UNIVERSITY   (United Kingdom)

Author keywords

Convecting upper mantle domains; Kimberlite magma origin; Mantle transition zone; Nd Hf isotope decoupling; Recycled OIB type oceanic crust

Indexed keywords

ISOTOPE DECOUPLING; KIMBERLITE MAGMAS; MANTLE TRANSITION ZONE; OCEANIC CRUST; UPPER MANTLE;

CARBON DIOXIDE; ECONOMIC GEOLOGY; ISOTOPES; MATERIALS; MINERALS; SILICATES; TECTONICS; TRANSPORT PROPERTIES;

HAFNIUM;

CRETACEOUS; EOCENE; HAFNIUM; ISOTOPIC COMPOSITION; KIMBERLITE; MAGMA; MAGMATISM; MANTLE CONVECTION; MANTLE STRUCTURE; MELTING; MID-OCEAN RIDGE BASALT; NEODYMIUM ISOTOPE; OCEANIC CRUST; PERIDOTITE; SILICATE MELT; SUBDUCTION; SUBDUCTION ZONE; TRANSITION ZONE; UPPER MANTLE;

CANADA; LAC DE GRAS; NORTHWEST TERRITORIES;

EID: 84878498306     PISSN: 0012821X     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.epsl.2013.03.039     Document Type: Article

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