Melnychuk V. "Geolodgi and copper-bearing ower-vendian trappean complexes of south-western part of the Easteuropean platform"

Українська версія

Thesis for the degree of Doctor of Science (DSc)

State registration number

0510U000711

Applicant for

Specialization

  • 04.00.01 - Загальна та регіональна геологія
  • 04.00.04 - Геотектоніка

14-10-2010

Specialized Academic Board

Д 26.162.02

Institute of Geological Sciences of the NAS of Ukraine

Essay

Is explored origin, tectonic position, composition of matter, structure, deformation structure, hydrothermal changes and copper-bearing ower-vendian trappean of south-western part of the Easteuropean platform. Heterogeneity of trappean structure is proven. Four different petrogenetic trappean complexes are selected in it: zakhidnobuzkiy, verkhnoprypyatskiy, brestsskiy and bilovezko-podilskiy. They present the separate stages of vendian trappean magmatism, what showed up on the edge of platform, in connection functioning of mantle plum. Stratigraphic chart of lower Vend (laplandian horizon) of Ukraine with selection of three new basic stratums is improved. Integral chart of division of traps of region on structurally-facies areas is offered. Metallogenetic districting of the Volynian copper-ore district is specified. The regional and local mineralogical zonality of hydrothermal changes is set in traps, what answer to the zeolite and prehnite-pumpeliіtic facies of metamorphism. A picture of deformation structure of traps is in behalf of greater role of folded deformations in the Volynian paleozoic sublimity is revised. It is shown, that verkhnoprypyatskiy trappean complex is specialized with copper. An infection with copper of breeds of other complexes in the process of its hydrothermal masses moving took place from it. Most effective stratum, petrographic, mineralogical, structurally-tectonic paleovolcanic prognosis factors of copper-bearing of traps are determinated.

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