نتایج جستجو برای: sulphide ore
تعداد نتایج: 12871 فیلتر نتایج به سال:
Svalbard, situated in the high Arctic, is an important past and present coal mining area. Dozens of abandoned waste rock piles can be found in the proximity of Longyearbyen. This environment offers a unique opportunity for studying the biological control over the weathering of sulphide rocks at low temperatures. Although the extension and impact of acid mine drainage (AMD) in this area is known...
Archaeological investigations of the Colline Metallifere district (Southern Tuscany, Italy) have highlighted several Medieval sites located close to main Cu-Pb-Fe (Ag) ore occurrences. This study is focused on investigation late-medieval slags from Cugnano and Montieri using both geochemical mineralogical methods understand slag heterogeneities as result differences technological processes. Mat...
The presented studies are aimed to determine the formation patterns of gold-rare metal mineralization within one most inaccessible Arctic islands Russian Federation, Bolshevik Island Severnaya Zemlya archipela-go. relevance work is determined by high probability discovering a significant in terms reserves deposit, which proved many researchers on example known large deposits be typical feature ...
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