Browsing ELibrary by Subject "Karelia"
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Browsing ELibrary by Subject "Karelia"
Now showing items 1-5 of 5
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(2001)A variety of geological, petrological, and geochemical techniques were used in examining the internal structure of the Kivakka layered intrusion, whose thickness attains 2000 m. The following zones were distinguished in ...
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(2003)Fluorvesuvianite was found in the abandoned Lupikko iron mine, Pitkäranta, Karelia, Russia. It occurs in cavities of chloritized diopside skarn, as radiating aggregates of acicular crystals in calcite. Crystals (up to 1.5 ...
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(2001)High-Mg volcanics of the komatiite and tholeiite types are widespread in the greenstone belts of Karelia. Their geochemistry and isotopic features were examined using representative successions of the Late Archean ...
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(2001)The genesis of carbon-rich rocks (shungite rocks) and accompanying phtanites (lydites) from the Early Proterozoic (2,1-2,0 Ga) of the Transonega Formation in Karelia (Eastern Fennoscandian Shield) is discussed. Some features ...
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(2001)The Lukkulaisvaara intrusion (U-Pb age: 2442 ± 1.9 Ma), in northern Karelia, Russia, belongs to the Oulanka plutonic group. The intrusion cuts rocks of the Archean granite - migmatite - gneiss basement and is disconformably ...
Now showing items 1-5 of 5