نتایج جستجو برای: lithogeochemistry

تعداد نتایج: 48  

Journal: :Heliyon 2023

Black shales are highly enriched in essential elements containing critical information on metallic richness and paleoclimatic imprints during deposition. The Cretaceous period marks the age of Basin formation from which Mamfe was formed Albian to Cenomanian. purpose this study is investigate geochemical behaviour their metallogenic significance. Twenty-five representative shale samples were col...

H.F.J. Theart R. Ghavami-Riabi

The massive sulphide deposit at Kantienpan Cu-Zn mine is hosted by volcano sedimentary succession known as the Areachap Group, in the eastern part of Namaqua Metamorphic Province, South Africa. The deposits were affected by a complex deformation and metamorphic history and represent examples of upper amphibolite to granulite grade metamorphosed volcanic-hosted m...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شهید بهشتی - دانشکده علوم زمین 1387

چکیده ندارد.

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - دانشکده علوم پایه 1387

چکیده ندارد.

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