Search Results - "Dare, Sarah"
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Variation in trace element content of magnetite crystallized from a fractionating sulfide liquid, Sudbury, Canada: Implications for provenance discrimination
Published in Geochimica et cosmochimica acta (01-07-2012)“…Laser ablation ICP-MS analysis has been applied to many accessory minerals in order to understand better the process by which the rock formed and for…”
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Trace elements in magnetite as petrogenetic indicators
Published in Mineralium deposita (01-10-2014)“…We have characterized the distribution of 25 trace elements in magnetite (Mg, Al, Si, P, Ca, Sc, Ti, V, Cr, Mn, Co, Ni, Cu, Zn, Ga, Ge, Y, Zr, Nb, Mo, Sn, Hf,…”
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Did the massive magnetite “lava flows” of El Laco (Chile) form by magmatic or hydrothermal processes? New constraints from magnetite composition by LA-ICP-MS
Published in Mineralium deposita (01-06-2015)“…The El Laco magnetite deposits consist of more than 98 % magnetite but show field textures remarkably similar to mafic lava flows. Therefore, it has long been…”
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The use of trace elements in apatite to trace differentiation of a ferrobasaltic melt in the Sept-Iles Intrusive Suite, Quebec, Canada: Implications for provenance discrimination
Published in Geochimica et cosmochimica acta (01-02-2023)“…The Sept Iles Intrusive Suite, Quebec, Canada, comprises one of the world’s largest mafic layered intrusions. It is a natural laboratory to study…”
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Apatite Chemistry as a Petrogenetic Indicator for Mafic Layered Intrusions
Published in Journal of petrology (01-04-2024)“…Abstract Mafic layered intrusions constitute a natural laboratory to investigate petrogenetic processes using trace element variations in apatite chemistry…”
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Trace element discrimination diagrams to identify igneous apatite from I-, S- and A-type granites and mafic intrusions: Implications for provenance studies and mineral exploration
Published in Chemical geology (30-03-2024)“…Apatite has the ability to fingerprint its geological environment of formation due to the fact that it can incorporate a variety of trace elements. As such,…”
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The distribution of platinum group elements (PGE) and other chalcophile elements among sulfides from the Creighton Ni–Cu–PGE sulfide deposit, Sudbury, Canada, and the origin of palladium in pentlandite
Published in Mineralium deposita (01-12-2010)“…Concentrations of platinum group elements (PGE), Ag, As, Au, Bi, Cd, Co, Mo, Pb, Re, Sb, Se, Sn, Te, and Zn, have been determined in base metal sulfide (BMS)…”
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Geology and sulphide geochemistry of the Ni-Cu-Co mineralisation of the Espedalen Complex, Norway: Constraints for the distribution of magmatic sulphides within a variably deformed anorthosite suite
Published in Ore geology reviews (01-10-2023)“…[Display omitted] •Ni-Cu-Co mineralisations are found in the 1520–1500 Ma Espedalen Complex.•Variations in Ni and Cu tenors are observed for different…”
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Geology, sulphide geochemistry and geochronology of the Romsås Ni-Cu-Co mineralisation, Norway: Implications for ore formation and regional prospectivity
Published in Lithos (01-10-2023)“…The Romsås intrusion, located in the southern portion of the Idefjorden lithotectonic unit, is part of a cluster of small to medium-sized mafic intrusive…”
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Magnetite chemistry as a provenance indicator in Archean metamorphosed sedimentary rocks
Published in Journal of sedimentary research (01-05-2016)“…Conventional provenance studies of high grade (e.g., amphibolite facies) metamorphic sandstone are limited due to intense recrystallization, destruction of…”
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Magnetite Chemistry by LA-ICP-MS Records Sulfide Fractional Crystallization in Massive Nickel-Copper-Platinum Group Element Ores from the Norilsk-Talnakh Mining District (Siberia, Russia): Implications for Trace Element Partitioning into Magnetite
Published in Economic geology and the bulletin of the Society of Economic Geologists (01-09-2020)“…Abstract Mineralogical and chemical zonations observed in massive sulfide ores from Ni-Cu-platinum group element (PGE) deposits are commonly ascribed to the…”
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Magnetite composition in Ni-Cu-PGE deposits worldwide: application to mineral exploration
Published in Journal of geochemical exploration (01-10-2014)“…The concentration of trace elements in magnetite is determined primarily by the geological environment at the time of its formation, which makes magnetite a…”
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Li enrichment in peridotites and chromitites tracks mantle-crust interaction
Published in Lithos (01-12-2024)“…The ultramafic massifs of the Serranía de Ronda in southern Spain are the Earth's largest exposures of subcontinental lithospheric mantle (SCLM) peridotites…”
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The origin and significance of crustal minerals in ophiolitic chromitites and peridotites
Published in Gondwana research (01-02-2015)“…Various combinations of zircon, quartz, corundum, K-feldspar, plagioclase, apatite, amphibole, rutile, titanite, almandine garnet, kyanite, andalusite, and…”
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Chalcophile and platinum-group element (PGE) concentrations in the sulfide minerals from the McCreedy East deposit, Sudbury, Canada, and the origin of PGE in pyrite
Published in Mineralium deposita (01-04-2011)“…Magmatic sulfide deposits consist of pyrrhotite, pentlandite, chalcopyrite (± pyrite), and platinum-group minerals (PGM). Understanding the distribution of the…”
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Mineralogy and geochemistry of Cu-rich ores from the McCreedy East Ni-Cu-PGE deposit (Sudbury, Canada); implications for the behavior of platinum group and chalcophile elements at the end of crystallization of a sulfide liquid
Published in Economic geology and the bulletin of the Society of Economic Geologists (01-03-2014)“…Copper-rich massive sulfides are an important source of Pt and Pd in magmatic Ni-Cu-platinum group element ore deposits. At the McCreedy East deposit, Sudbury,…”
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The timing and formation of platinum-group minerals from the Creighton Ni-Cu-platinum-group element sulfide deposit, Sudbury, Canada; early crystallization of PGE-rich sulfarsenides
Published in Economic geology and the bulletin of the Society of Economic Geologists (01-09-2010)“…Platinum-group elements (PGE) are typically hosted in base metal sulfides and by platinum-group minerals (PGM) in Ni-Cu-PGE sulfide deposits. At Sudbury, it…”
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Magnetite chemistry by laser ablation-inductively coupled plasma-mass spectrometry records sulfide fractional crystallization in massive nickel-copper-platinum group element ores from the Norilsk-Talnakh mining district (Siberia, Russia); implications for trace element partitioning into magnetite
Published in Economic geology and the bulletin of the Society of Economic Geologists (24-06-2020)“…Mineralogical and chemical zonations observed in massive sulfide ores from Ni-Cu-platinum group element (PGE) deposits are commonly ascribed to the fractional…”
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Variation of trace elements in chalcopyrite from worldwide Ni-Cu sulfide and Reef-type PGE deposits: implications for mineral exploration
Published in Mineralium deposita (01-11-2022)“…Chalcopyrite from 13 worldwide representative Ni-Cu sulfide and Reef-type PGE deposits were investigated using laser ablation-inductively coupled plasma-mass…”
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