scholarly journals New insights on chimney growth model and native gold enrichment in modern seafloor hydrothermal chimneys

2019 ◽  
Vol 2019 (1) ◽  
pp. 1-4
Author(s):  
Siyu Hu ◽  
Steve Barnes ◽  
Anais Pagès
Author(s):  
V. I. Starostin ◽  
E. D. Izbekov ◽  
L. V. Razin ◽  
D. R. Sakya

Geological prospecting indicators of the potential presence of the Witwatersrand-type large and superlarge noble metal deposits containing optional Pt, Ir, Os, Rh, U, and diamond are presented. Perspective areas of native gold enrichment in the northeastern Siberian Platform are indicated. Gold metallogeny of this region was basically developed in Early Precambrian in association with greenstone belts and granulite-gneiss complexes. Promising zones with noble metal mineralization encompass large areas at the junction of tectonic provinces.


2016 ◽  
pp. 5-33 ◽  
Author(s):  
V. Mau

The paper deals with 2015 trends and challenges for social and economic policy in the nearest future. The analysis of global crisis includes: uneven developments in the leading advanced and emerging economies; new models of economic growth which look differently in different countries; prospects of globalization and challenges of ‘regional globalization’; currency configurations of the future; energy prices dynamics and its influence on political and economic prospects of particular states. Current challenges are discussed in the context of previous 30 years. Among the main topics on Russia, there are approaches to a new growth model, structural transformation (including import substitution issues), economic dynamics, budget and monetary outlines, social issues. The priorities of economic policy are also considered.


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