Sulfide-silicate textures in magmatic Ni-Cu-PGE sulfide ore deposits: Massive, semi-massive and sulfide-matrix breccia ores

SJ Barnes, S Staude, M Le Vaillant, R Piña… - Ore Geology …, 2018 - Elsevier
Much of the value of magmatic Ni-Cu-PGE sulfide orebodies is contained within massive or
semi-massive ores that show a wide variety of textural relationships to included or adjacent …

Sulfide-silicate textures in magmatic Ni-Cu-PGE sulfide ore deposits: Disseminated and net-textured ores

SJ Barnes, JE Mungall, M Le Vaillant… - American …, 2017 - pubs.geoscienceworld.org
A large proportion of ores in magmatic sulfide deposits consist of mixtures of cumulus
silicate minerals, sulfide liquid, and silicate melt, with characteristic textural relationships that …

Evolution of magmatic sulfide liquids: how and when base metal sulfides crystallize?

HM Helmy, R Botcharnikov, C Ballhaus… - … to Mineralogy and …, 2021 - Springer
Experimental studies on binary, ternary and quaternary Cu–Fe–Ni–S systems are
fundamental for the investigation of magmatic sulfide deposits, the main source of Ni, Co …

Self-destructive sulfide segregation systems and the formation of high-grade magmatic ore deposits

A Kerr, AM Leitch - Economic Geology, 2005 - pubs.geoscienceworld.org
The metal concentrations of sulfide liquids depend upon the mass of silicate magma that
they are able to process for metals. Some high-grade magmatic Ni-Cu (±PGE) deposits and …

[PDF][PDF] Why are there no major Ni–Cu sulfide deposits in large layered mafic-ultramafic intrusions?

WD Maier, C Li, SA De Waal - The Canadian Mineralogist, 2001 - Citeseer
Large, layered intrusions throughout the world are characterized by a remarkable paucity in
economically important magmatic Ni–Cu sulfide deposits. The Sudbury intrusion in Canada …

World-class Ni-Cu-PGE deposits: key factors in their genesis

AJ Naldrett - Mineralium deposita, 1999 - Springer
Abstract Magmatic Ni-Cu sulfide deposits form as the result of segregation and
concentration of droplets of liquid sulfide from mafic or ultramafic magma, and the …

Textural development in sulfide-matrix ore breccias in the Voisey's Bay Ni-Cu-Co deposit, Labrador, Canada

SJ Barnes, M Le Vaillant, PC Lightfoot - Ore Geology Reviews, 2017 - Elsevier
Abstract Magmatic Ni-Cu sulfide ores at Voisey's Bay contain complex assemblages of
extremely heterogeneous rocks. These range from polymict breccias, with rock fragments in …

The role of magmatic sulfur in the formation of ore deposits

AC Simon, EM Ripley - Reviews in Mineralogy and …, 2011 - pubs.geoscienceworld.org
This chapter focuses on S in porphyry-type ore deposits, layered-mafic-intrusion-hosted ore
bodies, and magmatic sulfide deposits. Porphyry-type ore deposits, eg, Bingham Canyon …

The occurrence and origin of pentlandite-chalcopyrite-pyrrhotite loop textures in magmatic Ni-Cu sulfide ores

SJ Barnes, V Taranovic, LE Schoneveld… - Economic …, 2020 - pubs.geoscienceworld.org
Pentlandite is the dominant Ni-hosting ore mineral in most magmatic sulfide deposits and
has conventionally been interpreted as being entirely generated by solid-state exsolution …

Sulfide oxidation as a process for the formation of copper-rich magmatic sulfides

CC Wohlgemuth-Ueberwasser, ROC Fonseca… - Mineralium …, 2013 - Springer
Typical magmatic sulfides are dominated by pyrrhotite and pentlandite with minor
chalcopyrite, and the bulk atomic Cu/Fe ratio of these sulfides is typically less than unity …