Secara administratif daerah penyelidikan termasuk kedalam Kecamatan Marongge dan Kecamatan Lape, Kabupaten Sumbawa, Provinsi Nusa Tenggara Barat. Morfologi daerah penyelidikan dibagi menjadi morfologi perbukitan dan morfologi pedataran. Secara geologi daerah penyelidikan dari batuan tertua tersusun atas satuan batupasir, satuan andesit-breksi andesit, satuan tufa, dan alluvium. Struktur geologi…
Penyusunan neraca sumber daya dan cadangan mineral tingkat nasional merupakan pelaksanaan kewenangan pemerintah pusat sesuai dengan ketentuan pasal 6 ayat 1 huruf r dalam Undang – Undang No 3 Tahun 2020 tentang Perubahan Atas Undang- Undang Nomor 4 Tahun 2009 Tentang Pertambangan Mineral Dan Batubara. Selanjutnya berdasarkan Peraturan Menteri Energi dan Sumber Daya Mineral No 14 Tahun 2022 te…
Sulawesi has a highly complex geology, which is reflected in a wide variety of mineralization styles, including porphyry Cu-Au, porphyry Mo, epithermal and metamorphic- and sediment-hosted Au, lateritic Ni and Fe, placer Cr, skarn and VMS. The documented mineral exploration and mining history in Sulawesi spans a period of 125 years. Gold mining started in 1896 and nickel have been produced. By …
The book present a result of arc magmatic related studies by collecting published papers from various publications as well as from proceedings in various scientific meetings. This volume represents a collection of articles by Prof. Udi Hartono and his professional colleagues. Three themes related to the Indonesian arc magmatism are presented, i.e., the petrology and petrogenesis, tectonic setti…
One of the major challenges confronting the mining and minerals processing industry in the 21st century will be managing in an environment of ever decreasing water resources. Because most mineral processing requires high water use, there will be even more urgency to develop and employ sustainable technologies that will reduce consumption and the discharge of process-affected water. Water …
It is the purpose of this book to survey one of the principal fields of applied geology. Mining geology has been a profession in its own right for more than a generation. Its techniques of investigation and its philosophies of ore search have been common knowledge within the profession for some time and have often been the subject of discussion in technical journal.
Seri perdana buku Hidup di Atas Tiga Lempeng ini berisi bahasan tentang lempeng tektonik secara umum, kehidupan di sekitar pemekaran dasar samudra, dan Keberkahan dari lempeng tektonik, khususnya dalam bidang sumber energi dan karagaman bumi. Proses geologi itu sesungguhnya memberikan banyak keuntungan, selain ancaman bencana, antara lain bentuknya gunung api, berbagai cekungan sedimen yang men…
Baru sedikit contoh bahan letusan G. Galunggung yang diperiksa dan terutama hanya susunan mineralnya, sehingga tulisan ini dibuat dengan mengambil banyak bahan sekunder yang berasal dari hasil penelitian Baak (1948, 1949) ngenai penyebaran abu vulkanik, susunan mineral dan kimianya, selain dari buku-buku dan catatan-catatan dalam surat kabar Kompas.