In recent years two new classifications of Cale Alkalie granitoids have evolved in the eastern hemisphere and are currently influencing exploration concepts, particularly in SE Asia. This note arises from considerations of their possible appliction to the further exploration of the pre-Quaternary part of Sumatra for which a Regional Geolog~cal an…
Dalam rangka optimalisasi pemanfaatan potensi sumber daya mineral perlu dilakukan inventarisasi dan evaluasi potensi yang akan memantau akurasi potensi sumber daya mineral yang terdiri dari kelompok komoditi mineral logam, non logam dan batubara secara terus menerus. Data yang diperoleh diharapkan dapat m…
Secara geologi, daerah Kabupaten Ciamis mengandung bahan tambang baik logam maupun non logam seperti emas, pasir besi, batugamping/batukapur, fosfat, batugamping dolomitan, tras, zeolit, kaolin, tufa felspar dan air panas. Sejalan dengan …
Pembangunan Sektor Pertambangan yang merupakan perwujudan dari amanat Undang-Undang Dasar (UUD) 1945 Pasal 33 ayat 3 pada hakekatnya merupakan upaya pengembangan sumberdaya alam, mineral dan energi yang potensial untuk dimanfaatkan secara hemat dan optimal bagi kepentingan dan kemakmuran rakyat. Proyek Eksplora…
The rrost fundamental revision of concepts in metallogeny over the last 30 years has been the re - interpretation of pyritic and polyrretallic• sulphide ore deposits as deposits of the syngenetic volcano - sedimentary type. One is disturbed by the proximity •sj.de by side in the same for:ma.ti• on but at different stratigraphic levels, o…
L'Indonesie est placee dans une situation extraordinairement favorable du point de vue des ressot:rces geothermiques. La plupart des 10.000 iles sont d ' origine volcanique, et. 154 volcans sont act ifs, d
Orientation studies indicate that stream-sediment geochemistry is a potentially useful exploration tec~ique in the Kepala Burung region of Irian Jaya, Indonesia. Previously located uranium anomalies and small zones of known base-metal sulphide. mineralisation, are reflected in anomalous concen• trations of these elements in•the stream sedim…
The book summarizes the occurrence, geochemistry, mineralogy, petrology and phaseequilibria studies in air and under high pressures related to the most intriguing group of potassium-rich mafic and ultramafic rocks, often including host of exoyic mineral assemblages including feldspathoids.
Senggigi is the prime tourist destination in Lombok Island, and one of the best places in Indonesia for urism. This resort is located at the west beach, and on 'the hilly part of Lombok Island. Based on its logy, this area has incompacted volcanic rocks from Tertiary and Quarterly ages. The increase of vironmental pressures causes instability to t…
Edisi
2nd vol
ISBN/ISSN
-
Deskripsi Fisik
xviii, 942 p. : ill. ; 21.5cm
Judul Seri
From The Earth Sciences to Prosperity, Sustainability and Integrity of Indonesia