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Shalkar Ophiolite Complex, northern Kazakhstan: structural setting, age, geochemistry and genesis

Dobretsov, N.L.; Buslov, M.M.; Rubatto, Daniela; Safonova, I.Yu.


The Shalkar ophiolite complex consists of a series of tectonic slabs including lavas, a complex of parallel dikes, and a layered complex of gabbros and gabbro-pyroxenites intruded by dikes of plagiogranites. The tectonic slabs are subsided northward and are confined to the base of a large nappe made up of rocks of the Kokchetav microcontinent. The ophiolitcs and fragment of the microcontinent are jointly thrust over the Kokchetav megamelange complex with HP-UHP rocks. It is inferred from the...[Show more]

CollectionsANU Research Publications
Date published: 2006
Type: Journal article
Source: Russian Geology and Geophysics


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