Global variations in abyssal peridotite compositions
JM Warren - Lithos, 2016 - Elsevier
Abyssal peridotites are ultramafic rocks collected from mid-ocean ridges that are the
residues of adiabatic decompression melting. Their compositions provide information on the …
residues of adiabatic decompression melting. Their compositions provide information on the …
Chalcophile and siderophile elements in mantle rocks: Trace elements controlled by trace minerals
BACKGROUND Rocks from the Earth's mantle occur in a wide range of geologic settings (1)
as peridotite massifs, now referred to as orogenic peridotites;(2) as spinel-(rarely garnet) …
as peridotite massifs, now referred to as orogenic peridotites;(2) as spinel-(rarely garnet) …
Partitioning of platinum-group elements and Au between sulfide liquid and basalt and the origins of mantle-crust fractionation of the chalcophile elements
JE Mungall, JM Brenan - Geochimica et Cosmochimica Acta, 2014 - Elsevier
The partitioning of platinum-group elements (PGE; Os, Ir, Ru, Rh, Pt, and Pd) and Au
between sulfide melt and silicate melt (ie, D PGE sul) exerts a critical control on the PGE …
between sulfide melt and silicate melt (ie, D PGE sul) exerts a critical control on the PGE …
Highly siderophile element composition of the Earth's primitive upper mantle: constraints from new data on peridotite massifs and xenoliths
Osmium, Ru, Ir, Pt, Pd and Re abundances and 187Os/188Os data on peridotites were
determined using improved analytical techniques in order to precisely constrain the highly …
determined using improved analytical techniques in order to precisely constrain the highly …
Re–Os isotope systematics and platinum group element fractionation during mantle melt extraction: a study of massif and xenolith peridotite suites
DG Pearson, GJ Irvine, DA Ionov, FR Boyd… - Chemical Geology, 2004 - Elsevier
Re–Os isotope and platinum group elements (PGE) systematics are presented for peridotite
xenoliths from N. Lesotho (on-craton), S. Namibia (circum-cratonic), the Vitim volcanic field …
xenoliths from N. Lesotho (on-craton), S. Namibia (circum-cratonic), the Vitim volcanic field …
Formation of Archaean continental lithosphere and its diamonds: the root of the problem
DG Pearson, N Wittig - Journal of the Geological Society, 2008 - lyellcollection.org
Cratonic lithospheric mantle plays an integral role in defining the physical behaviour of
ancient continents and their mineral potential. Bulk compositional data show that modern …
ancient continents and their mineral potential. Bulk compositional data show that modern …
Fractionation of the platinum-group elements during mantle melting
C Bockrath, C Ballhaus, A Holzheid - Science, 2004 - science.org
Experiments in sulfide-silicate systems demonstrate that two sulfide phases are stable in the
asthenospheric upper mantle: a crystalline osmium-iridiumruthenium–enriched monosulfide …
asthenospheric upper mantle: a crystalline osmium-iridiumruthenium–enriched monosulfide …
Petrogenesis of the platinum-group minerals
B O'Driscoll… - Reviews in Mineralogy …, 2016 - pubs.geoscienceworld.org
The platinum-group minerals (PGM) are a diverse group of minerals that concentrate the
platinum-group elements (PGE; Os, Ir, Ru, Rh, Pt, and Pd). At the time of writing, the …
platinum-group elements (PGE; Os, Ir, Ru, Rh, Pt, and Pd). At the time of writing, the …
Ancient melt extraction from the oceanic upper mantle revealed by Re–Os isotopes in abyssal peridotites from the Mid-Atlantic ridge
Comprehensive major-, trace-element and rhenium–osmium (Re–Os) isotope data are
presented for abyssal peridotites from Ocean Drilling Program (ODP) Leg 209, in the North …
presented for abyssal peridotites from Ocean Drilling Program (ODP) Leg 209, in the North …
Petrology and geochemistry of peridotites in the Zhongba ophiolite, Yarlung Zangbo Suture Zone: implications for the Early Cretaceous intra-oceanic subduction zone …
The Zhongba ophiolite is located in the western part of the Yarlung Zangbo Suture Zone
(YZSZ) separating Eurasia to the north from the Indian plate to the south. This ophiolite …
(YZSZ) separating Eurasia to the north from the Indian plate to the south. This ophiolite …