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Tong Wu, Shang Shi, Minghao Ren, Jingwen Wang and Jinyu Dong
Long-term erosion of granite?a type of hard rock?by hydrothermal fluids and tectonic movement can lead to a fragmentation of the internal structure of the original rock, transfer/replacement of mineral elements, and alteration of the rock?s basic propert...
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Abdallah Atef, Adel A. Surour, Ahmed A. Madani and Mokhles K. Azer
Since Antiquity, sustainable resources of gold and copper have been mined at two prominent prospects in the north Eastern Desert of Egypt, namely the south Gabel Um Monqul (SGUM) and Gabal Al Kharaza (GKZ). Mineralization is hosted by Neoproterozoic shie...
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Mayra A. Vargas-Escudero,Carlos A. Ríos-Reyes,Mario García-González,Adriana Ortiz-Orduz
Pág. 472 - 495
The exploration well ANH-CR-Montecarlo-1X, in the southern part of the Cesar-Ranchería basin in Colombia, cuts sedimentary rocks assigned to the Cogollo Group (Barremian-Cenomanian). The present study integrates petrographic techniques (thin section micr...
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Tatyana N. Gzogyan,Semen R. Gzogyan,Elena V. Grishkina,Ekaterina F. Romanenko,Denis V. Ermolaev
Mineralogical composition of rich iron ores of KMA deposits is considered in the work, with the aim of potential obtaining high-quality iron ore products, as a raw material for metallization. It is noted, that rich iron ores of KMA have a complex geologi...
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Fernando G. Sardi
Pág. 3 - 18
The different rocks that host the tungsten-bearing quartz veins from central-eastern sector of the Famatina System (La Rioja, Argentina) are part of the crystalline basement of this unit. Petrographic and geochemical studies demonstrate that the emplacem...
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