Browsing by Subject "Zirconium"
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Browsing by Subject "Zirconium"
Now showing items 1-20 of 21
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(PANGAEA, 2001-10-13)Rare-metal alkali (quartz-feldspathic) metasomatites are considered in terms of their geologic position, structure, and composition. Their petrochemical and geochemical characteristics are given. In the Polar Urals, the ...
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(PANGAEA, 1985-08-24)Ferromanganese concretions from ten stations in the Barents Sea have been analysed for 24 elements. The deposits occur as discoidal and flat concretions and as coatings, in the latter case on lithified or detrital material ...
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(PANGAEA, 2003-10-27)
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(PANGAEA, 2004-07-12)Composition and distribution.of ice-rafted coarse debris from the Kara Sea bottom were investigated. This material was obtained on 42 stations in Cruise 49 of R/V Dmitry Mendeleev by Sigsby trawls, box corers, grabs, and ...
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(PANGAEA, 2007-11-05)Early Cretaceous volcanic rocks of the Mariisky sequence and Early Cenozoic extrusive-vent rocks of the Mary Cape are exposed at the most northwest of the Schmidt Peninsula, North Sakhalin. In chemical composition, all the ...
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(PANGAEA, 2007-09-29)Middle Cenozoic evolution of magmatism in the Schmidt Peninsula between 37 and 25 Ma began with eruptions of subalkaline and moderately alkaline andesite, latite, trachyandesite, and trachyrhyolite lavas and ended with ...
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(PANGAEA, 2011-08-31)
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(2004)In some bituminous coals, typically of high-volatile bituminous rank, certain lithophile trace elements (e.g. Ti, V, Cr, Zr, etc.) often have surprisingly high organic affinities, defined as the fraction of the element ...
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(PANGAEA, 2011-02-12)High-pressure/low-temperature metabasites occupy a definite geological position within the structure of the Polar Urals and have a very important bearing on the understanding of the early history of the Ural Mountains. ...
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(PANGAEA, 1995-05-19)
Now showing items 1-20 of 21