نتایج جستجو برای: mineral resource estimation

تعداد نتایج: 535334  

Journal: :POWER ENGINEERING: economics, technique, ecology 2017

2013
John E. Tilton

Over the past decade both labor and multifactor productivity have fallen in copper, iron ore, coal, and many other mining operations, causing production costs to rise. This decline, following years of rising productivity, has led many to conclude that new technology can no longer offset the adverse effects of resource depletion. As a result, real mineral commodity prices will be permanently hig...

Journal: :Journal of economics, finance and accounting studies 2022

Natural resource dependent economies are totted of being in a cycle economic boom and slump, the natural curse. This paper looks at management compares relations between prices copper macroeconomic performance Chile Zambia, two copper-rich countries with contrasting fortunes. It explores fiscal policies mining taxes regimes, non-fiscal benefits mining. Eleven indicators used to compare domestic...

Journal: :Arktika. Èkologiâ i èkonomika 2022

The Arctic zone of the Timan-North Ural Region, to which Komi Republic belongs, has a rich resource potential that is underdeveloped and ecologically vulnerable. article presents results economic evaluation mineral Region zone, show its high cost an insignificant share resources involved in industrial development. authors base assessment on their methodology, includes identification most econom...

2012
Hans C Bernstein Ross P Carlson

This mini-review discusses the current state of experimental and computational microbial consortia engineering with a focus on cellular factories. A discussion of promising ecological theories central to community resource usage is presented to facilitate interpretation of consortial designs. Recent case studies exemplifying different resource usage motifs and consortial assembly templates are ...

1999
R. H. Pinsent

This report discusses the geology and mineral potential of a segment of the southern Coast Mountains, near Cape Caution (straddling NTS areas 092L, 092M). The information presented is based on field visits, public domain reports and old staking records. The area was covered by a Ministry of Energy and Mine’s lake sediment survey in 1999. The program is discussed in Jackaman et al. (1999), this ...

1999
R H Pinsent

This report discusses the geology and mineral potential of a segment of the Coast Mountains, east of Princess Royal Island (in NTS area 103H) termed the Khutze River area. The information presented is based on public domain reports and old staking records. In 1999, a regional stream sediment survey was conducted in the area by the Ministry of Energy and Mines. The results of the geochemical sur...

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