搜索结果: 1-8 共查到“矿床学与矿相学 magma”相关记录8条 . 查询时间(0.077 秒)
Magma Interaction Processes Inferred from Fe-Ti Oxide Compositions in the Dölek and Sarıçiçek Plutons, Eastern Turkey
Dö lek and Sarı ç iç ek plutons Eastern Turkey magma interaction magnetite-ilmenite thermometry/oxygen barometry
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2009/7/7
Magnetite-ulvöspinel and ilmenite-hematite solid solution intergrowths from the high-K calc-alkaline Dölek and Sarıçiçek plutons, Eastern Turkey, were investigated using m...
The effect of temperature and bulk composition on the solution mechanism of phosphorus in peraluminous haplogranitic magma
temperature bulk composition solution mechanism phosphorus peraluminous haplogranitic magma
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2012/4/1
Solution mechanisms of P in peraluminous glasses and melts in the system CaO-Na O-K O-Al O -
-P O have been examined with in-situ microRaman spectroscopy from ambient temperature toSiOnear 1200 ?C. ...
Record of magma chamber processes preserved in accessory mineral assemblages, Aztec Wash pluton, Nevada
Record magma chamber processes preserved accessory mineral assemblages Aztec Wash pluton
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2012/4/1
Field relations and geochemistry indicate that Aztec Wash pluton had a complex, open-system
history. The tilted pluton represents a 2.5 km thick chamber that was recharged with both felsic and
mafic...
Complex zoning in apatite from the Idaho batholith: A record of magma mixing and intracrystalline trace element diffusion
Idaho batholith magma mixing intracrystalline trace element diffusion REE
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2012/3/31
Apatite crystals in a sample of biotite granodiorite from the Idaho batholith display complex chemi-
cal zoning, characterized by abrupt changes in REE+Y+Si content, more subtle variations in S, Na,
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Magma evolution recorded in plagioclase zoning in 1991 Pinatubo eruption products
Magma evolution plagioclase zoning Pinatubo eruption products
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2012/4/6
Plagioclase, the mostabundant phenocryst at MountPinatubo, displays varying textures and compositions within the 1991 eruption products. In June 7-14 dome-forming ande-site, plagioclase phenocrysts sh...
Magma transport and metasomatism in the mantle: A critical review of current geochemical models---Reply to Navon et al.
Magma transport metasomatism mantle:current geochemical models
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2012/4/6
Navon et al. (1996) demonstrated that the Navon and Stolper (1987) model can be formulated to reproduce a pattern oflight-ion lithophile trace element (LIL) enrichments produced by a single, small-sca...
Magma transport and metasomatism in the mantle: A critical review of current geochemical models---Discussion
Magma transport metasomatism mantle critical review current geochemical models---Discussion
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2012/4/6
Nielson and Wilshire (1993) promised a review of geochemically based models for magma transport and metasomatism in the mantle. However, they focused ondiscrediting the chromatographic modelofNavon an...
Roof-rock contamination of Taylor Creek rhyolite magma as recorded in hornblende phenocrysts and biotite xenocrysts
Roof-rock contamination Taylor Creek rhyolite magma hornblende phenocrysts biotite xenocrysts
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2012/4/5
TheTaylorCreekRhyolite, a group ofcoeval, mid-Tertiary, silica-rich rhyolite lava domesin southwestern NewMexico,is notableforrecording bulk rockevidenceofminor, yeteasilymeasurable,contamination ofit...