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…