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4 edition of chromite deposits of the Fiskenaesset Region, west Greenland found in the catalog.

chromite deposits of the Fiskenaesset Region, west Greenland

Martin Ghisler

chromite deposits of the Fiskenaesset Region, west Greenland

by Martin Ghisler

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Published by Grønlands geologiske undersøgelse in [København .
Written in English

    Places:
  • Greenland.
    • Subjects:
    • Chromite -- Greenland

    • Edition Notes

      Bibliography: p. 38.

      Statementby Martin Ghisler and Brian F. Windley.
      SeriesGeological Survey of Greenland. Report no. 12, Rapport (Grønlands geologiske undersøgelse) ;, nr. 12.
      ContributionsWindley, B. F. joint author.
      Classifications
      LC ClassificationsQE70 .D43 no. 12
      The Physical Object
      Pagination39 p.
      Number of Pages39
      ID Numbers
      Open LibraryOL4061381M
      LC Control Number79570997

      Full text of "Igneous rocks and processes [electronic resource]: a practical guide" See other formats.   Basic magmatic rocks make up approximately three-quarters of the crust ofthe present day Earth. Because we can observe and study the volcanic products of present day tectonic regimes comprehensively, we can shed light on ancient tectono-magmatic provinces, and thereby deduce the petrogenesis and Author: R.P. Hall.

      Their mantle-like d18O values (Grt ‰, Ky ‰), positive Eu anomalies in both Grt and Ky (similar to Group 1 HREE-depleted garnets of [1]) suggests that the protolith likely was a chromite-bearing leucogabbro, emplaced as a high-pressure cumulate at the crust-mantle boundary, which was later eclogitized due to deep-seated. WINTER VOLUME LI THE QUARTERLY JOURNAL OF THE GEMOLOGICAL INSTITUTE OF AMERICA Pyrope Garnet with Color-Change Phenomenon The Origin of Montana’s Alluvial Sapphires The Grand Sapphire: Provenance and Properties In Search of Australian Opal Winter VOL No. 4 EDITORIAL Garnets, Sapphires, Opals, and Tarnish on High-Purity Gold Duncan Pay .

      The minerals in the book are listed according to the mineralogical system of Hugo Strunz, in his book Mineralogische Tabellen in The chemical formulae of individual minerals follow the form of Glossary of Mineral Species by M. Fleischer and J.A. Mandarine.5/5(25). The Sheahan Diamond Literature Reference Compilation; The Sheahan Diamond Literature Reference Compilation is compiled by Patricia Sheahan. who publishes on a monthly basis a list of new scientific articles related to diamonds as well as media coverage and corporate announcementscalled the Sheahan Diamond Literature Service that is distributed as a free pdf to a list of followers.


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Chromite deposits of the Fiskenaesset Region, west Greenland by Martin Ghisler Download PDF EPUB FB2

Get this from a library. The chromite deposits of the Fiskenaesset Region, west Greenland. [Martin Ghisler; B F Windley]. Gemmology. Ruby and pink sapphire are the red and pink varieties of the mineral corundum, an aluminum-oxide mineral pink/red colour is formed in corundum by adding the element chromium to its crystal structure.

Spectroscopy of rubies from the Aappaluttoq occurrence in Greenland confirm the presence of chromium as well as showing absorption in the UV region indicating high Fe. Get this from a library. The geology, mineralogy and geochemistry of the pre-orogenic archaean stratiform chromite deposits at Fiskenaesset, west Greenland.

[Martin Ghisler]. Fiskenaesset Greenland (1) Nuuk West Greenland (1) Asia Far East China Xinjiang China (1) Xizang China (3) Japan (1) Philippine Islands mineral deposits, genesis (49).

chromitites from the fiskenÆsset anorthositic complex, west greenland the basaltic melt, via plagioclase crystallization, and the absence of clinopyroxene crystallization, so that.

Ghisler M () The geology, mineralogy and geochemistry of the pre-orogenic archean stratiform chromite deposits at Fiskenæsset, west Greenland. Monogr Ser Miner Depos Google Scholar Gill R () Igneous rocks and processes a practical : Ali Polat.

Types of Chromite Deposits. The chromite deposits were originally classified by Thayer () as stratiform and podiform types, based on the morphological outline of the ore body.

According to this classification, stratiform chromitite refers to conformable layers usually of great lateral extent, which are hosted within ultramafic-mafic cumulate rocks chromite deposits of the Fiskenaesset Region large layered intrusions that Cited by: 2.

chromite deposits of the Fiskenaesset Region Neoarchean layered intrusions hosting stratiform chromitites occur in the Ga deformed layered anorthositeultramafic intrusions in the Ivîsartoq region of West Greenland (Rollinson et al Author: Martin Prendergast. West Greenland View GeoRef Thesaurus > Close mineral deposits, genesis (4) Fiskenaesset Greenland (6) Godthabsfjord (6) Greenland ice sheet (9) Isua Belt (10) Jakobshavn Isbrae.

Platinum group element discoveries in the Fiskenaesset anorthosite complex, West Greenland The Fiskenaesset anorthosite complex was emplaced ~ Ma ago as multiple sills of magma and crystal mush into oceanic crust (tholeiitic basalts and gabbros), forming an association of ~ m thick anorthosite, leucogabbro, gabbro and peridotite layers.

Adams, C. D.,K-Ar ages from the basement complex of the Channel Islands (United Kingdom) and the adjacent French mainland: Earth by: 5. A DETAILED METALLOGENIC STUDY OF THE MCFAULDS LAKE CHROMITE DEPOSITS, NORTHERN ONTARIO, PhD Thesis, University of Western Ontario, London, Ontario, Canada Northern Baikal Region.

Geology of Ore Deposits, 60(3), (Day Book Chromite prospect; Day Book Olivine deposit. Friend, C.R.L.; Nutman, A.P. New pieces to the Archaean terrane jigsaw puzzle in the Nuuk region, southern West Greenland: Steps in transforming a simple insight into a complex regional tectonothermal model.

Geol. Soc. Lond., – [Google Scholar] Kalsbeek, F. Metamorphism of Archaean rocks of West : Nynke Keulen, Sebastian Næsby Malkki, Shaun Graham. We investigated the crystal and structural behavior of several Cr-bearing spinels from the Archean chromitites of Amsaga (Mauritania).

The chemical and structural data testified a retrograde metamorphism from amphibolite to greenschist facies, witnessed by relative changes in the amount of all the major oxides (Cr, Al, Mg, Fe2+, Fe3+), the relative proportion of Fe3+/Fetot as well as the Cited by: 1.

Windley B.F. et al. (): Geikielite and ilmenite in Archaean meta-ultramafic rocks, Fiskenaesset, West Greenland. European Journal of Mineralogy.

1, European Journal of Mineralogy. 1, The term ‘greenstone’ was also used by T.L. Baines () in his book ‘The Gold Regions of South Eastern Africa’ to describe metamorphosed hornblendic and schistose rocks hosting gold-quartz veins in Rhodesia – a region now known as Zimbabwe (Hunter and Stowe, ).

Greenstone belts have also been used synonomously with ‘schist Cited by: GHISLER,M () The Geology, Mineralogy and Geochemistry of the Pre-Orogenic Archaean Stratiform Chromite Deposits at Fiskenaesset, West Greenland.

Gebruder Borntraeger, Berlin, pp. GIBSON,TW () Mining in Ontario. ODM, pp. Review volume. GIRDWOOD,CP, JONES,LF and LONN,G () The Big Dome.

The second part summarizes progress in the study of selected layered intrusions and their ore deposits from different parts of the world including Canada, Southwest China, Greenland and South Africa.

Thirty experts have contributed to this update on recent research on Layered Intrusions. This highly informative book will provide insight for. I have published extensively on the topic of chromite mineralisation in Oman, Greenland and Zimbabwe.

Working with Dr Jacob Adetunji at the University of Derby and Dr Davide Lenaz at the University of Trieste we are studying the oxidation state of chromite using Mossbauer spectroscopy and single-crystal X-ray tion: Head of Geosciences.

You can write a book review and share your experiences. Other readers will always be interested in your opinion of the books you've read. Whether you've loved the book or not, if you give your honest and detailed thoughts then people will find new books that are right for them., Free ebooks since.

Key references for 12 major chromite deposits Niquelndia Complex (Brazil) Ipueira-Medrado Sill (Brazil) Fiskenaesset anorthosite complex (Greenland) Bird River Sill (Canada) 2, Rb-Sr. 1, 4 2, 6 1, 2, 19 2, U The Fiskensset anorthosite complex in West Greenland is a layered sheet of anorthosite, leucogabbro.Ivigtut Cryolite deposit, Ivittuut (Ivigtut), Arsuk Firth, Arsuk, Sermersooq, Kitaa Province (West Greenland), Greenland (red-orange SW, violet red LW; Shomiokitovoe pegmatite, Umbozero mine, Alluaiv Mt, Lovozero Massif, Kola Peninsula, Murmanskaja Oblast, Northern Region, Russia (SW whitish-blue with gaidonnayite SW strong green).J.

A. McDivitt, Kontak, D. J., Lafrance, B., and Robichaud, L., “ Contrasting fluid chemistries, alteration characteristics, and metamorphic timing relationships recorded in hybridized orebodies of the Missanabie-Renabie gold district, Archean Wawa Subprovince, Ontario, Canada ”, Economic Geology and the Bulletin of the Society of Economic GeologistsEconomic Geology and the Bulletin of the.