• Augite: Mineral information, data and localities.

    Pyroxene Group, Clinopyroxene Subgroup the Ca-Fe-Mg (diopside-hedenbergite-augite) quadrilateral, the ideal structural formula is M2M1[Si 2 O 6], where M2 is a distorted octahedral site which preferentially accepts large cations such as alkaline earth/alkali atoms (Ca, but may accept transition metals) and where M1 is a smaller regular octahedral site preferentially …SGA Abstractvolym-3 Digital | Magma | Earth SciencesSGA Abstractvolym-3 Digital - Free ebook download as PDF File (.pdf), Text File (.txt) or read book online for free. 12th Biennial SGA Meeting 12–15 AUGUST 2013, UPPSALA, SWEDEN Mineral deposit research for a high-tech world Volume 3

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  • Pentlandite Supergroup: Mineral information, data and localities.

    Locality. Pressure (GPa) Temp (K) 0005093. Argentopentlandite. Hall S R, Stewart J M (1973) The crystal structure of argentian pentlandite (Fe,Ni)8AgS8, compared with the refined structure of pentlandite (Fe,Ni)9S8 The Canadian Mineralogist 12 169-177.Millerite: Mineral information, data and localities.Jinbaoshan Pt-Pd-Ni-Cu deposit (Jingbaoshan Pt-Pd-Ni-Cu deposit) Yan Tao, Chusi Li, Ruizhong Hu, Ripley, E., Andao Du, and Hong Zhong (2007): Contributions to Mineralogy and Petrology 153(3), 321-337. Kunming Dongchuan District Boka Au deposit

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  • The geotectonic setting, age and mineral deposit inventory of …

     · In addition to being natural laboratories for studies on igneous processes, layered intrusions host a wide range of important mineral deposits. Among the most studied are PGE reef-style deposits (e.g., UG2 and Merensky reefs of the Bushveld Complex, JM reef of the Stillwater Complex, and the Main sulphide zone of the Great Dyke), commonly with Ni and Cu as …Intraplate magmatism in Central Asia and China and associated … · According to Watanabe and Stein (2000) the Re–Os age of molybdenite from this deposit is 240.4 to 240.7 ± 0.8 Ma. Native Cu occurrences are locally present in these rocks. The Kudara Cu–Mo porphyry system in western Transbaikalia has a Ar–Ar age of 232 Ma, but given the age difference with the Siberian plume, these ore deposits may have formed in a younger …

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  • PGE geochemistry and Re–Os dating of massive sulfide ores from …

     · At nearby Jinbaoshan is a large scale magmatic sulfide Pt–Pd deposit, located at the southern-most margin of the Ailaoshan metamorphic belt (). There are 21 mafic and 11 ultramafic sills intruded into Devonian and Lower Permian strata in the Jinbaoshan area.A thermochemical model of Eurasian Permo-Triassic mantle … · Four stages of the thermochemical plume—lithosphere interaction generating a broad mushroom-like head of plume and especially fourth regressive cooling phase have the important role for metallogeny. The analysis of a thermochemical plume model together with ...

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  • PGE geochemistry and Re–Os dating of massive sulfide ores from …

     · At nearby Jinbaoshan is a large scale magmatic sulfide Pt–Pd deposit, located at the southern-most margin of the Ailaoshan metamorphic belt (). There are 21 mafic and 11 ultramafic sills intruded into Devonian and Lower Permian strata in the Jinbaoshan area traplate magmatism in Central Asia and China and associated … · According to Watanabe and Stein (2000) the Re–Os age of molybdenite from this deposit is 240.4 to 240.7 ± 0.8 Ma. Native Cu occurrences are locally present in these rocks. The Kudara Cu–Mo porphyry system in western Transbaikalia has a Ar–Ar age of 232 Ma, but given the age difference with the Siberian plume, these ore deposits may have formed in a younger …

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  • Tectonic evolution, superimposed orogeny, and composite …

     · The superimposed orogeny caused multiple episodes of magmatism and associated metallogeny at 230–210 Ma and 100–80 Ma in the Yidun arc, and roughly at 130 Ma, 80 Ma, and 50 Ma in the Tengchong arc. In the southern Lhasa, the magmatic pulses include 172–161 Ma, 65–48 Ma, 40–23 Ma, and 20–12 Ma. 4.3.(PDF) Intraplate magmatism in Central Asia and China and …Academia is a platform for academics to share research papers. Enter the email address you signed up with and we''ll email you a reset link.

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  • PGE geochemistry and Re–Os dating of massive sulfide ores from …

    Three major types of magmatic Ni-Cu-PGE deposits have been discovered: the Jinbaoshan (No. 77) deposit that represents a sulfide-poor PGE deposit (Tao et al., 2007;Wang et al., 2005); the ...Platinum group elements (PGE) and Os isotopic geochemistry of …Consequently, the Jinbaoshan independent Pt-Pd deposit was formed by cumulation of a little PGE-enriched sulfide and the co-crystallizing olivine, pyroxene, chromite, etc. at …

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  • Tectonic evolution, superimposed orogeny, and composite metallogenic …

     · The superimposed orogeny caused multiple episodes of magmatism and associated metallogeny at 230–210 Ma and 100–80 Ma in the Yidun arc, and roughly at 130 Ma, 80 Ma, and 50 Ma in the Tengchong arc. In the southern Lhasa, the magmatic pulses include 172–161 Ma, 65–48 Ma, 40–23 Ma, and 20–12 Ma. 4.3.Maden Tetkik ve Arama Dergisi » Submission » Highly siderophile …Maden Tetkik ve Arama Dergisi

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  • magmatic ore deposits: Topics by Science.gov

     · Magmatic controls on the genesis of porphyry Cu-Mo-Au deposits: The Bingham Canyon example NASA Astrophysics Data System (ADS) Grondahl, Carter; Zajacz, Zoltán 2017-12-01 Bingham Canyon is one of the world''s largest porphyry Cu-Mo-Au deposits and was previously used as an example to emphasize the role of magma mixing and magmatic …mafic ultramafic rocks: Topics by Science.gov · 2011-12-01. Fluid-filled microfractures within mafic and ultramafic rocks, such as basalt and peridotite, may be one of the most ubiquitous microbial habitats on the modern and ancient earth. In seafloor and subseafloor systems, one of the dominant energy sources is the oxidation of Fe by numerous potential oxidants under aerobic to anaerobic ...

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  • Intraplate magmatism in Central Asia and China and associated …

     · According to Watanabe and Stein (2000) the Re–Os age of molybdenite from this deposit is 240.4 to 240.7 ± 0.8 Ma. Native Cu occurrences are locally present in these rocks. The Kudara Cu–Mo porphyry system in western Transbaikalia has a Ar–Ar age of 232 Ma, but given the age difference with the Siberian plume, these ore deposits may have formed in a younger … FR 49945 - Iron Construction Castings From Brazil, Canada, and China. Federal Register 2010, 2011, 2012, 2013, 2014. 2010-08-16... Review)] Iron Construction ...

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  • Cobaltite: Mineral information, data and localities.

    Cobaltite Group. Name: From the German, Kobold, "underground spirit" or "goblin," in allusion to the refusal of cobaltiferous ores to smelt properly, hence "bewitched." Cobaltite-Gersdorffite Series. See also the chemically very similar Glaucodot and Alloclasite baltite: Mineral information, data and localities.Jinbaoshan Pt-Pd-Ni-Cu deposit (Jingbaoshan Pt-Pd-Ni-Cu deposit) Huanbin Song, Mingqin He, Shangzhong Zhang, and Fenghuang Yi (2008): Chinese Journal of Geochemistry 27, 104-108. Yongping County Changjie Cu-Co deposit Yong Wang, Zengqian

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  • magmatic ore deposits: Topics by Science.gov

     · Magmatic controls on the genesis of porphyry Cu-Mo-Au deposits: The Bingham Canyon example NASA Astrophysics Data System (ADS) Grondahl, Carter; Zajacz, Zoltán 2017-12-01 Bingham Canyon is one of the world''s largest porphyry Cu-Mo-Au deposits and was previously used as an example to emphasize the role of magma mixing and magmatic …intrusion-related gold deposits: Topics by Science.gov · Mair, J.L.; Goldfarb, R.J.; Johnson, C.A.; Hart, C.J.R.; Marsh, E.E. 2006-01-01 The Scheelite dome intrusion-related gold deposit, western Selwyn basin, Yukon, is hosted in hornfelsed metasedimentary strata that lie adjacent to the exposed apices of a monzogranite to quartz monzonite plutonic complex of the mid-Cretaceous Tombstone-Tungsten magmatic …

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  • AES MDSG Abstracts | Geology | Rock (Geology)

    Jinbaoshan is typical of the sulphide-poor, PGE-rich type; mineralisation occurs in wherlite that occupies a magma conduit, and its PGErich character is attributed to upgrading of sulphides by successive waves of magma owing through the conduit.Millerite: Mineral information, data and localities.Jinbaoshan Pt-Pd-Ni-Cu deposit (Jingbaoshan Pt-Pd-Ni-Cu deposit) Yan Tao, Chusi Li, Ruizhong Hu, Ripley, E., Andao Du, and Hong Zhong (2007): Contributions to Mineralogy and Petrology 153(3), 321-337. Kunming Dongchuan District Boka Au deposit

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  • SGA Abstractvolym-3 Digital | Magma | Earth Sciences

    SGA Abstractvolym-3 Digital - Free ebook download as PDF File (.pdf), Text File (.txt) or read book online for free. 12th Biennial SGA Meeting 12–15 AUGUST 2013, UPPSALA, SWEDEN Mineral deposit research for a high-tech world Volume 3Busqueda Rec Minerales (J.Mao 2005) | PDF | Mining | Geology - …Busqueda_Rec_Minerales(J.Mao_2005).pdf - Free ebook download as PDF File (.pdf), Text File (.txt) or read book online for free. ... Jingwen Mao Frank P. Bierlein Mineral Deposit Research: Meeting the Global Challenge The 8th Biennial SGA Meeting is …

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  • Metallogenic Provinces in an Evolving Geodynamic Framework | …

    Since c. 3.1 Ga, pegmatite mineral deposits in orogenic areas have been formed throughout geological time in pulses, alternating with total absence of generating activity. The higher activity ...Millerite: Mineral information, data and localities.Jinbaoshan Pt-Pd-Ni-Cu deposit (Jingbaoshan Pt-Pd-Ni-Cu deposit) Yan Tao, Chusi Li, Ruizhong Hu, Ripley, E., Andao Du, and Hong Zhong (2007): Contributions to Mineralogy and Petrology 153(3), 321-337. Kunming Dongchuan District Boka Au deposit

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  • Origin of the inconsistent apparent Re-Os ages of the Jinchuan Ni-Cu sulfide ore deposit, China: Post-segregation diffusion of …

    Walker et al. (1994) attributed heterogeneous Os isotope compositions of the sulfide ore-bearing intrusions in the Noril''sk region, Russia to interaction between mantlederived magmas and …Thiospinel Group: Mineral information, data and localities."Thio" = sulphur and spinel in allusion to the member species''s chemical composition as sulphides (and related minerals such as selenides, tellurides, etc.) and their spinel-like structure. A group of sulfide minerals with the a general formula AD 2 X 4 were A is a divalent metal, D is a trivalent metal, and X is a is a –2 anion. ...

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