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of 4
pro vyhledávání: '"Raúl O. C. Fonseca"'
Autor:
Christopher Beyer, Thilo Bissbort, Rebecca Hartmann, Jasper Berndt, Stephan Klemme, Raúl O. C. Fonseca
Publikováno v:
Contributions to Mineralogy and Petrology. 177
Base metal sulfides (Fe–Ni–Cu–S) are ubiquitous phases in mantle and subduction-related lithologies. Sulfides in the mantle often melt incongruently, which leads to the production of a Cu–Ni-rich sulfide melt and leaves a solid residue called
Autor:
Laura Jennifer Anabel Rzehak, Sebastian Kommescher, Liam Hoare, Florian Kurzweil, Peter Sprung, Felipe P. Leitzke, Raúl O. C. Fonseca
Publikováno v:
Contributions to Mineralogy and Petrology. 177
Autor:
Chris Ballhaus, Felipe P Leitzke, Raúl O C Fonseca, Thorsten Nagel, Dmitri Kuzmin, Ahmed El Goresy
Publikováno v:
Journal of Petrology. 63
It is not well known which chemical differentiation pathways basaltic melts will take when they are iron metal saturated. Thermodynamically, the pathway seems predictable. So long as Fe metal is a stable liquidus phase and relative oxygen fugacity (f
Autor:
Laura J. A. Rzehak, Sebastian Kommescher, Liam Hoare, Florian Kurzweil, Peter Sprung, Felipe P. Leitzke, Raúl O. C. Fonseca
Publikováno v:
Contributions to Mineralogy and Petrology. 177
In terrestrial magmas titanium is predominantly tetravalent (Ti4+), in contrast, lunar magmas are more reduced (IW-1) and hence approximately 10% of their bulk Ti content is trivalent (Ti3+). Changes in oxidation state and coordination number are bot