نتایج جستجو برای: orogenic gold mineralization
تعداد نتایج: 97355 فیلتر نتایج به سال:
The economic value of a mineral resource is highly dependent on the accuracy grade estimations. Accurate predictions grades can help businesses decide whether to invest in mining project and optimize operations maximize resource. Conventional methods predicting gold resources are both costly time-consuming. However, advances machine learning processing power making it possible for estimation be...
The study area is located at the Soghanchi village (east of Miyandoab city, NW of Iran). The Oligocene age Soghanchi stock is intruded into Permian carbonate rocks during Pyrenean orogenic epoch. Petrographically, the main minerals of this intrusive are plagioclase, biotites, pyroxenes, olivines, hornblendes, and alkali-feldspars. The microscopic and geochemical assessments of intrusive, show g...
introduction the garmab copper deposit is located northeast of qaen (south khorasan province) in the1:100,000 scale map of abiz in the eastern tectonic zone of iran. it is hosted by late paleocene-eocene lava flows consisting mainly of andesite, trachy andesite, andesite-basalt and basalt lavas, as well as pyroclastic rocks, including tuffs and ignimbrites. the lut block has undergone intense m...
Jalambadan mineralization is located in northwest of Sabzevar, Khorasan Razavi Province, and in the southwestern Quchan-Sabzevar magmatic arc. Geology of the area consists of Eocene andesitic to trachyandesitic volcanic rocks, which are intruded by monzodioritic to dioritic subvolcanic units. Mineralization occurs in intrusive rocks and surrounded volcanic units as disseminated. Pyrite is the m...
Every nonlinear system grows by increments, and the final probability distributions for components of that emerge from an amalgamation these increments. The resulting distribution depends on constraints imposed each increment physical chemical processes produce system. Hence there is potential observed can reveal information processes. Complex systems grow competition between supply consumption...
The McLymont property is located close to the headwaters of McLymont Creek, a tributary of the lskut River; it lies at an elevation of approximately I I70 metres (3800 feet), about 2 kilometres southwest of Newmont Lake (Figure 2-l I-l) The property is currently being explored by Gulf International Minerals Ltd. It contains two styles of mineralization whose relationship to each other is uncert...
The productive mineralization of the Sheikhdzheili-Zengiboba area is associated with metamorphogenic transformations rocks Urusai, Karauzyak, Kuyanchik, Sheikhdzheili suites, metamorphosed under conditions green schist facies. mineralized zones site are confined to narrow faults in tectonic northeast and northwest directions. main form manifestation gold-bearing small steeply dipping veins, len...
Abstract The western North American Great Basin's Carlin-type deposits represent the largest accumulation of gold in Northern Hemisphere. controversy over their origins echoes debate between Neptunists and Plutonists at birth modern geology: were causative processes meteoric or magmatic? Sulfur isotopes have long been considered key to decoding metal cycling Earth's crust, but previous studies ...
نمودار تعداد نتایج جستجو در هر سال
با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید