نتایج جستجو برای: native gold
تعداد نتایج: 184647 فیلتر نتایج به سال:
It is well acknowledged that innovation is a key success factor in mobile service domain. Having creative ideas is the first critical step in the innovation process. Many studies suggest that customers are a valuable source of creative ideas. However, the literature also shows that adults may be constrained by existing technology frames, which are known to hinder creativity. Instead young child...
A comparative analysis of typomorphic features gold placers and indigenous sources was carried out for the Glukharinsky ore-placer node (the Nadezhda deposit Glukharinskoye, Tyomnoye, Tyi-Jurye ore occurrences). correlation between fineness placer native composition relic minerals preserved inside particles obtained first time. This made it possible to establish mineral parageneses from potenti...
Typomorphic features of placer gold conglomerates the Ortokinskaya formation Early Permian age (P1or) Sololiy Uplift Olenek High and modern channel alluvium Ortoku Eekit river, which drains these deposits, are studied. It is found that extremely heterogeneous composition complex inner structure typical vast majority conglomerates. There several stages different fineness (from 251‰ to 999‰) with...
A significant part of the primary gold reserves in world is contained sulphide ores, many types which are refractory processing. The deposits ores will be main potential source production future. and silver can associated with micro- nano-sized inclusions Au Ag minerals as well isomorphous, adsorbed other species noble metals (NM) not thoroughly investigated. For gold-bearing Urals, distributio...
Based on the identified typomorphic features of placer gold, a set determined morphogenetic criteria is proposed to identify genesis gold content and different sources in platform areas, which allow more correctly selecting search methods improving efficiency forecasting ore deposits. Gold particles larger than 0.25 mm with signs wind-worn processing indicate formation autochthonous aeolian pla...
Please cite this article in press as: Atif, Y. Conve http://dx.doi.org/10.1016/j.chb.2012.07.026 Today’s college students have grown up with technology. These digital natives typically gravitate toward group activities in technology embedded social contexts. However, despite this multidimensional evolution, little has changed in conventional classrooms where they build their education experienc...
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