Results 91 to 100 of about 2,269 (206)

Platinum group element mineralization at Musongati (Burundi) : concentration and Pd-Rh distribution in pentlandite [PDF]

open access: yes, 2017
The mafic-ultramafic intrusions of the Karagwe-Ankole belt in Burundi are considered as a new potential source for platinum group elements (PGE). The intrusions have mainly been studied for their PGE potential with regard to PGE concentration, but the ...
Dewaele, Stijn   +2 more
core   +1 more source

Metalogenia asociada a los segmentos ofiolíticos de la Cordillera Oriental del Perú Central [PDF]

open access: yes, 2010
Es bien conocida la aportación de las ofiolitas a la producción minera de sustancias como cromo y níquel (laterítico) o también rocas industriales, refractarios, asbestos, talco o sulfuros masivos, pero a pesar de constituir metalotectos de indudale ...
Acosta, Jorge   +5 more
core   +1 more source

A major element, PGE and Re-Os isotope study of Middle Atlas (Morocco) peridotite xenoliths : evidence for coupled introduction of metasomatic sulphides and clinopyroxene [PDF]

open access: yes, 2010
We present major element and PGE (platinum-group-element) abundances in addition to Re–Os isotope data for 11 spinel-facies whole rock peridotites from a single maar from the Middle Atlas Mountains, Morocco.
Baker, Joel A.   +4 more
core   +1 more source

Geochemistry of podiform chromitite and host rocks within the Buem Structural Unit, Northwestern Benin Republic: Implications for the geodynamic evolution of the Dahomeyide orogenic belt

open access: yesResults in Earth Sciences
The paper presents the geochemistry, origin and geodynamic setting of podiform chromitite and host rocks from the Buem Structural Unit (BSU) in the northwestern Benin Republic.
Daniel N. Kouagou N’Dah   +7 more
doaj   +1 more source

Experimental petrology constraints on the recycling of mafic cumulate:a focus on Cr-spinel from the Rum Eastern Layered Intrusion, Scotland [PDF]

open access: yes, 2015
Reactive liquid flow is a common process in layered intrusions and more generally in episodically refilled magma chambers. Interaction between newly injected melt and cumulates, or crystal mushes, perturbs the liquid line of descent of the melt and ...
Blundy, Jonathan D   +2 more
core   +2 more sources

Genesis of Chromitite in Qalander Area, Northern Iraq [PDF]

open access: yesKirkuk University Journal-Scientific Studies, 2006
The study area is an isolated ultramafic complex composite of harzburgite-dunite-chromitite association in Qalander area, abut 10 km east of Mergesur, Erbil City, northern Iraq. The chromite-bearing rocks are located within lower part of Walash Volcanic Series of Paleocene-Eocene age.
openaire   +2 more sources

Morphological, textural and structural features of chromitite deposits of Main ore field of Kempirsay massif (South Urals, Kazakhstan)

open access: yesGeoresursy
In the paper data of morphology, textural and structural features of chromitites from deposits of southeast part of Kempirsay massif (South Urals, Kazakhstan) are summarized. It is showed that formation of unique chromium deposits is closely related with
D. E. Saveliev   +3 more
doaj   +1 more source

Contrasting Textural and Chemical Signatures of Chromitites in the Mesoarchaean Ulamertoq Peridotite Body, Southern West Greenland

open access: yesGeosciences, 2018
Peridotites occur as lensoid bodies within the Mesoarchaean orthogneiss in the Akia terrane of Southern West Greenland. The Ulamertoq peridotite body is the largest of these peridotites hosted within the regional orthogneiss.
Juan Miguel Guotana   +8 more
doaj   +1 more source

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