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The structural and textural features of felsic volcanics of the Sarbai Formation (Southern Urals)The results of a microscope study of samples of felsic volcanic rocks from the upper horizons

Climate and biotic evolution during the Permian-Triassic transition in the temperate Northern Hemisphere, Kuznetsk Basin, Siberia, RussiaThe Siberian Traps volcanism is widely considered the main cause of the end-Permian mass extinction

Taxonomy and Evolution of Visean-Roadian (Late Mississippian-Guadalupian) Lasiodiscidae the Carboniferous (Visean Stage, Mississippian Subsystem) to Permian (Roa-dian Stage, Guadalupian Series) beds

Structural and textural features of felsic volcanics of sarbay formation (the South Ural)The main results of microscopic studying of samples of the felsic volcanic of sarbay formation (O

Impact of volcanic ash on the formation of organic-rich shale: A case study on the Mesozoic Bazhenov Formation, West Siberian Basin of centimeter to millimeter thick volcanic ash interlayers with yellow fluorescence in this organic-rich shale

CONTENT AND RATIO OF GROUPS AND FORMS OF IRON COMPOUNDS IN THE VOLCANIC SOILS OF COSTA-RICACONTENT AND RATIO OF GROUPS AND FORMS OF IRON COMPOUNDS IN THE VOLCANIC SOILS OF COSTA-RICA

The magnetite laves in volcanic rocks from Valerianovsky synclinoreThe magnetite laves in volcanic rocks from Valerianovsky synclinore

Samsari ridge as a youngest volcanic center in lesser Caucasus: A-Ar geochronological and Sr-Nd isotope data history of both individual volcanoes and large volcanic areas in period since early to the last stages

The oldest volcanic glass in the early paleoproterozoic boninite-type lavas, Karelian craton: Results of instrumental investigationsSince Early Precambrian volcanic rocks are typically strongly altered by superimposed processes

Content and ratio of groups and forms of iron compounds in the volcanic soils of Costa Rica. in the volcanic soils of Costa Rica as a function of elevation and age.-from Author

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