نتایج جستجو برای: back arc basin

تعداد نتایج: 246858  

Journal: :Minerals 2021

The accessory mineral assemblage (AMA) of igneous cumulate xenoliths in volcanoclastic deposits and lava flows the Carpathian back-arc basin testifies to composition intrusive complexes sampled by Upper Miocene-Pliocene basalt volcanoes. magmatic reservoir beneath Pinciná maar is composed gabbro, moderately alkalic alkali-calcic syenite, calcic orthopyroxene granite (pincinite). complex wider a...

بیژن قهرمان, , حسین ثنایی‌نژاد, , کامران داوری, , سعید راستگو, , سعیدرضا خداشناس, ,

This research is aimed to predict erosion and sedimentation of Tang-e-Kenesht basin in Kermanshah province using MPSIAC and EPM models in GIS software. This basin has about 14348 hectare area. This region has various vegetation, geology and soil texture and land use types. The basin has divided into 9 sub-basins and its maximum and minimum elevations are 3300 and 1400 m, respectively. Needed da...

Late Neoproterozoic Majerad basementic igneous - metamorphic complex with NE-SW trend located in the 150 Km southeast Shahrood and north edge of the central Iran structural zone. Same as the other basementic complex of southeast of Shahroud, in the north of Majerad pass, this complex crosscut by several small scale gabrrodioritic intrusions and numerous diabasic dikes. In these gabrodiorite int...

2013
Wladyslaw Altermann

T h e Permo-Carboniferous sedimentary facies development in Thai land reflects the late V a r i s c a n orogeny in S E A s i a . During the Carboniferous and Permian, a N S trending trough separated the " S h a n T h a i C r a t o n " and the " Indosinia C r a t o n " . In this pelagic basin, deposition of ribbon cherts continued from pre-Asselian to Kubergandian. I n L o w e r Permian, carbona...

Journal: :Atlantic Geology 2021

Volcanic rocks in the Miramichi inlier Maine occur two areas separated by Bottle Lake plutonic complex: Danforth segment (Stetson Mountain Formation) north of complex and Greenfield to south (Olamon Stream Formation). Both suites are dominantly pyroclastic, with abundant andesite, dacite, rhyolite tuffs subordinate lavas, breccias, agglomerates. Rare basaltic a small area tuffs, agglomerates, l...

2010
M. NAWAZ CHAUDHRY

-The Mesozoic to Eocene sedimentary succession of Hazara Basin dominated by carbonates is characterized by a distinct package of sediments punctuated by a number of diastems, hiatus and unconformities. The Hazara Basin evolved in Hettangian with the development of lagoonal to upper shoreface conditions on the northern margin of northward flying India. It was followed by a thick pile of middle J...

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