Facies Development and Depositional Environment of the Patherwa Formation (Semri Group), Son Valley, India

Microbial Fossils from the Kheinjua Formation, Middle Proterozoic Semri Group (lower Vindhyan)~ Son Valley Area, Central India

McMenamin, D.S., Kumar, S. and Awramik, S.M., 1983. Microbial fossils from the Kheinjua Format ion, Middle Proterozoic Semri Group (Lower Vindhyan), Son Valley area, central India. Precambrian Res., 21: 247--271. Abundant coccoid and filamentous microfosslls are found in petrographic thin sections of stratiform stromatoli t ic cherts from the z1200 Ma-old Fawn Limestone of the Kheinjua Format i...

formation and evolution of regional organizations: the case study of the economic cooperation organization (eco)

abstract because of the many geopolitical, geo economical and geo strategically potentials and communicational capabilities of eco region, members can expand the convergence and the integration in base of this organization that have important impact on members development and expanding peace in international and regional level. based on quality analyzing of library findings and experts interv...

the survey of the virtual higher education in iran and the ways of its development and improvement

این پژوهش با هدف "بررسی وضعیت موجود آموزش عالی مجازی در ایران و راههای توسعه و ارتقای آن " و با روش توصیفی-تحلیلی و پیمایشی صورت پذیرفته است. بررسی اسنادو مدارک موجود در زمینه آموزش مجازی نشان داد تعداد دانشجویان و مقاطع تحصیلی و رشته محل های دوره های الکترونیکی چندان مطلوب نبوده و از نظر کیفی نیز وضعیت شاخص خدمات آموزشی اساتید و وضعیت شبکه اینترنت در محیط آموزش مجازی نامطلوب است.

Sedimentary structures and depositional environment of the Ashin Formation in Nakhlak area, Central Iran

Middle to Upper Triassic (Upper Ladinian to Lower Carnian) deep-sea sedimentary rocks crop out across a large area west of Nakhlak village, Central Iran and have been named Ashin Formation. The up to 304m thick, turbiditic, siliciclastic Ashin Formation consists of alternating turbiditic, thin- and medium-bedded calcareous sandstones, purple, fine-grained volcaniclastic sandstones, and mostly g...

Microfossils and the Depositional Environment of the Gunflint Iron Formation