Along with many small and medium-sized mining companies that went on to form joint ventures with Philippine citizens, the Jinchuan Non-Ferrous Metal Corp. explored the possibility of investing in the Nonoc Mines in the province of Surigao. Similarly, the Diwalwal mine in Compostela Valley was of...
The Role of the Bureau of Mines in Minerals and Materials Keywords: chromium; aerospace; information; gibbsite; platinum Robert C. Horton - John Wiley & Sons, Ltd 被引量: 0发表: 2008年 Remelting of refractory inclusions in the chondrule-forming regions: Evidence from chondrule-bearing type C...
The analysis found that the GPR suggested model was more accurate than the US Bureau of Mines model, the Langefors and Kihlstrom model, the Ambraseys-Hendron model, and the Indian Standard model. GPR model output Y(X) for N dataset using Eq. (10) with the Gaussian regression model ...
a Key Laboratory of Ministry of Education on Safe Mining of Deep Metal Mines, Department of Geology, School of Resources and Civil Engineering, Northeastern University, Shenyang 110819, China; b Key Laboratory of Mineral Resources Evaluation in Northeast Asia, Ministry of Natural Resources, Changchun...
Petrochemical and geophysical evidence for old mantle lithosphere beneath Montana[J]. Guidebook of the central Montana alkalic province-Geology, ore deposits and origins:Montana Bureau of Mines and Geology Special Publication, 1991, 100:87-91. Google Scholar [51] Baker D W. Central Montana ...
Historians of the formative years of modern geology understand mines in this way, even if they do not use Klein’s term. They note different forms, or intensities, of engagement between scholarship and mining practice. Using eighteenth-century Italy as a case, Vaccari distinguishes two modes of...
China University of Geosciences (Beijing), Beijing 100083, China Funds: This research was supported financially by the National Natural Science Foundation of China (No. 41772069), and the Public Welfare Foundation for Scientific Research in the Ministry of Land and Resources (No. 201411035-3). ...
Carbonatites host some of the largest and highest grade rare earth element (REE) deposits but the composition and source of their REE-mineralising fluids r
Journal des mines 23, 421–458 (1808). 2. Cuvier, G. Discourse on the revolutionary upheavals on the surface of the globe and on the changes which they have produced in the animal kingdom (G. Defour & Eduard D'Ocagne, 1825). 3. Newell, N. D. Revolutions in the history of life...
Bureau of Mines discussing the worldwide availability of manganese. As stated in the introduction, "the purpose of this report is... JS Coffman,CM Palencia - 《Technical Report Archive & Image Library》 被引量: 3发表: 1984年 Appraisal of the USGS Three-Part Mineral Resource Assessment through...