نتایج جستجو برای: zinc deposit

تعداد نتایج: 90684  

Journal: :E3S web of conferences 2021

The article contains research materials on the storage of man-made deposits, including phosphogypsum dumps. consequences long-term operation dumps and their negative impact environment have been established. quantitative content microelements to soil within technogenic deposit was determined. Graphical dependences phosphorus, manganese, fluorine, mobile sulfur, zinc, nickel depending depth samp...

2005
Nava Ashraf Dean Karlan Tomoko Harigaya

Informal lending and savings institutions exist around the world, and often include regular door-to-door deposit collection of cash. Some banks have adopted similar services in order to expand access to banking services in areas that lack physical branches. Using a randomized control trial, we investigate determinants of participation in a deposit collection service and evaluate the impact of o...

Journal: :زمین شناسی اقتصادی 0
محمد معانی جو عباس نصیری فرهاد آلیانی محمد مستقیمی میثم قلی پور عباس مقصودی

introduction the shahrestanak mn deposit is located in southern qom province, 12 km southwest of the city of kahak. based on geological-structural divisions of iran, the deposit belongs to central volcanic belt or urumieh-dokhtar zone. the venarch deposit is one the most important known manganese deposits in iran. the sharestanak and venarch deposits are spatially and temporally related to each...

فضلی, سمانه, شفیعی, بهنام , شمعانیان, غلامحسین,

The Emarat and Muchan zinc-lead ore deposits are located in southwest of Arak within the middle part of the Malayer-Esfahan belt. These deposits have formed as stratabound within carbonate strata of Lower Cretaceous. Mineralization in these deposits is mainly open space filling, which consists of sphalerite, galena, pyrite and minor quantities of chalcopyrite associated with host rock silicific...

Journal: :تحقیقات اقتصادی 0
حسن حیدری دانشجوی دکتری اقتصاد دانشگاه تهران و پژوهشگر معاونت اقتصادی و برنامه ریزی وزارت بازرگانی امیر رضا سوری دانشجوی دکتری اقتصاد دانشگاه ملی دولتی تاجیکستان و پژوهشگر مؤسسه‎ی مطالعات و پژوهش‎های بازرگانی

we have studied the relation between bank deposit rates and house prices in iran. for that, we have run some var models, using the following variables: real deposit rates (including 1 and 5 years deposit rates), money supply (including the high powered money and the liquidity), gdp, housing services index, and number of licenses for new houses. our results show that a reduction in the deposit r...

Journal: :زمین شناسی اقتصادی 0
محمد علی جزی محمد حسن کریم پور آزاده ملکزاده شفارودی

introduction the baqoroq cu-zn-as deposit is located northeast of the town ofanarak in isfahan province, in theeast central areaof iran. copper mineralization occursin upper cretaceous carbonate rocks.studyof thegeologyof the nakhlak area, the location ofa carbonate-hosted base metaldeposit, indicatesthe importance of stratigraphic, lithological and structural controls in the placement of this ...

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