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Journal Article
Published: 16 November 2022
Quarterly Journal of Engineering Geology and Hydrogeology (2023) 56 (1): qjegh2022-064.
...David Banks Abstract Evaluation of proposed geothermal projects often requires a value to be assigned to waterborne geothermal heat or geothermal fluids. A methodology for valuing low-enthalpy warm fluids (<90°C) is presented: the method uses a reference price for sale of waterborne district...
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Journal Article
Journal: SEG Discovery
Published: 01 July 2020
SEG Discovery (2020) (122): 33–41.
... and the global mining sector. The majority of governments consider mining to be essential, meaning that the effect of mitigation on the mining industry and on metal production has been minimal to date. However, increases in metal stocks and decreases in metal prices suggest that the mining industry...
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Journal Article
Journal: SEG Discovery
Published: 01 July 2019
SEG Discovery (2019) (118): 16–27.
... requires consideration of a range of scenarios during the planning process to provide a deeper understanding, quantify business opportunities and alternatives, and assist in understanding the sensitivity of a proposed operation to changes in one or more of the inputs (e.g., ore grade, commodity prices...
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Series: Special Publications of the Society of Economic Geologists
Published: 01 January 2018
DOI: 10.5382/SP.21.15
EISBN: 9781629496405
... graphite feedstock required to supply the lithium-ion anode market is projected to grow from 120,000 tonnes per annum in 2017 to 1,250,000 tonnes per annum by 2025 ( Benchmark Mineral Intelligence, 2017c ). Flake graphite pricing ( Table 2 ) is determined by three factors: (1) flake size (ranging...
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Journal Article
Published: 01 April 2017
Earth Sciences History (2017) 36 (1): 41–62.
... in the modern age, but the refining processes available were not able to yield the purified light oils requested by physicians and apothecaries. Therefore, the most valuable oils were bottled and sold at high prices; the others were used in the region or sold for less to traveling merchants. Figure 1...
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Published: 01 January 2017
DOI: 10.1306/13571997M1132709
EISBN: 9781629812762
.... These include concepts (e.g., geological models), technology, price, and access to drilling locations. Many authors have discussed the importance of creativity in the exploration process. To paraphrase Halbouty (1970 , p. 5) in Memoir 14, “Discovery Thinking” is a key to exploration that he succinctly...
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Journal Article
Journal: The Leading Edge
Published: 01 February 2016
The Leading Edge (2016) 35 (2): 180–189.
...-size distribution, development cost, rate streams, commodity price, and discount rate. This approach requires highly skilled geoscientists and reservoir, facility, and drilling engineers to estimate field-development costs, generate the economic indicator, rank the exploratory prospects' potential...
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Series: Geological Society, London, Special Publications
Published: 01 January 2016
DOI: 10.1144/SP417.13
EISBN: 9781862397125
... 81SE 1840 1852 Core Buxton J. Phillips and W. W. Smyth 82NW 1840 1852 Fringe Sheffield J. Phillips and W.W. Smyth 82SW 1840 1852 Core Matlock J. Phillips and W. W. Smyth 88SE 1843 1868 Fringe Penistone A. H. Green, J. R. Dakyns, J. C. Ward Cost of maps – prices...
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Journal Article
Journal: Elements
Published: 01 October 2015
Elements (2015) 11 (5): 305–310.
... metals”—those metals that are both essential for modern societies and subject to the risk of supply restriction ( GSA 2013 ). In F igure 4 , the price in US dollars per kilogram of metal commodities are plotted against the crustal abundance in parts per million (ppm). F igure 4 shows, in a broad...
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Journal Article
Journal: AAPG Bulletin
Published: 01 December 2014
AAPG Bulletin (2014) 98 (12): 2611–2628.
... from 1984 to 1988 is 29.07%, whereas that of 1989 to 2010 is 24.59%, meaning that development conditions of the fields are becoming more difficult in the Bohai Bay basin (Figure  4 ). Figure 3 Annual proved recoverable oil reserves of the Bohai Bay basin and international crude oil prices from...
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Journal Article
Published: 01 October 2014
Geochemical Perspectives (2014) 3 (2): 193–206.
... prices, the income revenue from resource extraction commonly occurs 10–20 years after the production maximum. The system collapses occur about 15–30 years later. Over time, sustainability of resource use moves from end-of-pipe solutions (fighting pollution) to the root cause (overpopulation; Fig. 3.1...
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Journal Article
Journal: Elements
Published: 01 August 2014
Elements (2014) 10 (4): 265–270.
...Seth Blumsack Abstract Since the price deregulation in natural gas was enacted in the 1990s, there has been roughly one “dash for gas” every decade. These dashes for gas have influenced the globalization of the gas industry while being uniquely North American and European phenomena. The first two...
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Journal Article
Journal: Economic Geology
Published: 01 August 2013
Economic Geology (2013) 108 (5): 1163–1183.
... reflects the amount of past production, as well as ongoing exploration success and recent increases in Cu demand and price. The data in Table 3 also shows the value of strong public mineral resource reporting codes and practices, because the major mining countries of Chile, the United States, Australia...
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Journal Article
Journal: Elements
Published: 01 October 2012
Elements (2012) 8 (5): 333–340.
... and extraction in an environmentally and socially responsible way. F igure 2 Rare earth elements in a nutshell: ( A ) prices (from HEFA Rare Earth: www.baotou-rareearth.com ), ( B ) abundances in the Earth's primitive mantle ( McDonough and Sun 1995 ) and continental crust ( Rudnick and Gao 2003 ), ( C...
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Journal Article
Journal: Elements
Published: 01 October 2012
Elements (2012) 8 (5): 341–346.
... reduction in export quotas, bringing the total for 2010 to 30 kt. Representing a 40% reduction over 2009 levels, this measure caused considerable consternation in the rare earth industry and led to significant price increases for exported LREOs, in some cases by over 1500% in the space of just a few months...
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Journal Article
Journal: Elements
Published: 01 June 2011
Elements (2011) 7 (3): 157–162.
... , Knight RW , Easterling DR , Karl TR , Hegerl GC , Razuvaev VN ( 2005 ) Trends in intense precipitation in the climate record . Journal of Climate 18 : 1326 – 1350 GWI ( 2008 ) World water prices rise by 6.7%. Global Water Intelligence 9:9 www.globalwaterintel.com...
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Journal Article
Journal: Elements
Published: 01 June 2011
Elements (2011) 7 (3): 187–191.
... of rational pricing and the creation of water markets or exchanges, promise to improve water-use efficiency. Consumer education is a simple and inexpensive means of economizing on water in the urban and agricultural sectors. Rationing is effective in managing short-term interruptions such as drought. Point...
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Journal Article
Published: 01 January 2010
Exploration and Mining Geology (2010) 19 (1-2): 23–33.
... with large amounts of contained copper being able to cover the average finding cost of the industry. The returns to development and exploration are shown to be highly sensitive to the cost of capital and metal price assumptions. With respect to deposit type, porphyry deposits are both larger (NPV...
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Journal Article
Published: 01 January 2010
Rocky Mountain Geology (2010) 45 (2): 181–191.
...Milton Geiger; Roger Coupal; Donald McLeod Abstract The implementation of federal climate change legislation would alter the relative price advantages of fossil fuels produced in Wyoming and resultant tax revenue. Our policy model demonstrates changes in the prices and quantities produced of coal...
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Journal Article
Journal: Economic Geology
Published: 01 January 2009
Economic Geology (2009) 104 (1): 19–51.
... resulted from reinvestigation of long known prospects. Furthermore, buoyant metal prices accompanied by amendment of the mining law in 2004 and economic stability almost tripled the exploration licenses assigned by the mining bureau (Fig. 1 ). F ig . 1. Discovery rate, total of 106 deposits...
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