this method of classification is in conformity with the provisions of the joint geological survey-bureau of mines resource classification agreement of november 21,1973,covering all mineral resource and will be used in future resource/reserve studies on coal conducted by agencies of the department of the interior. All resource and resorve estimates w…
Tipe cebakan elemen tanah jarang (REE) di Asia Tenggara diklasifikasikan ke dalam tipe
karbonat, plaser dan ion-adsorpsi. Kehadiran tipe karbonatit relatif hampir jarang terjadi di
wilayah ini dan secara terbatas eksklusif di Zona Sesar Sungai Merah di Vietnam bagian utara.
Tipe cebakan plaser dan ion adsorpsi dan prospek banyak ditemukan di jalur g…
Stations are being built to satisfy the growing demand for energy. This edition of the snow is biggest post economic crisis with all four shows experiencing strong growth: "this year's Energy and Mining ndonesia Series has attracted 1.566 companies including 10 National groups from Australia, Canada, China, Czech, Germany, Italy, Korea, Poland, Sin…
Mineral Exploration and mining activities have been undertaken in Sulawesi since the turn 19th century, but by world standartslage parts of the region remain underexplored. Todate only two commodities have been mined on a significan scale, viz. Gold with a total production of about 90 t (excluding artisanal mining), and nickel totaling about 4.8 Mt…
. The synoptic view afforded by orbiting earth sensors can be' extremely valuable for resource evaluation, environmental monitoring and development planning. For many regions of the world, however, cloud cover has prevented the acquisition of remotely sensed data during the most environmentally stressed periods of t…
Radioactive detrital heavy minerals are found in the beaches and coastal thelves of te Capoas-Erawan area, San Vicente, Palawan. Allanite, sphene, zircon and monuzite ae the min suspected to contain uranium, thorium and rare earths (e-g Ce, Y) Other heavy minerals, tope rutile, anatase, castiterite, muscovite, hornblende, orthoclase and plagioclase …
WORLD URANIUM RESOURCES, PRODUCTION AND DEMAND.
Reasonably assured resources of uranium in WOCA (World Outside the Centrally
Plannned Economies Area) countries recoverable at less than US $80/kg U increased by about 9%
between 1983 and 1985 and currently stand at 1.5 million tonnes. Uranium also exists in
si…
With the emergence of the ASEAN countries as one of the most rapidly-growing economies in the world (7% average annual growth over the last 5 years), a lot of attention has been drawn on the success factors that propelled this remarkable phenomenon. Energy has been talked about as a contributing factor to this• sustained pattern of economic …