As shortages in the supply of mineral cotmnodities become more probable, there is an•increasing need for reliable and comparable reserve/resource data. It is therefore necessary to standardize the traditional classification procedure by quantifying the three basic criteria in resource evaluation: economic feasibility, geologic assurance, re…
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…
Potash is a generic term used to describe a number of compounds containing the element potassium (K), which is one of the three major plant nutrients. Potash content of these compounds is commonly expressed as percentage potassium oxide (K~O), and the market value of the products is usually dependent on cont…
In terms of mining activity, copper is the leading nonferrous metal. It is true that in re• cent years the volume of aluminum con• sumption in the non-Communist world has exceeded the volume of copper consumption, but virtually the entire primary aluminum supply is derived from bauxite. On the aver• age, only four tons of bauxite need…
This chapter will deal with the policy is• sues relating to mineral land disposal. The first portion of the chapter will discuss in general terms the legal systems utilized in disposing of mineral rights and the major problems encountered; the second section will comprise an analysis of the policy alter•natives wit…
Tujuh puluh lima Prosen sistem kelistrikan di Propinsi Sumatra Selatan dan Lampung dipenuhi dari PL TU Bukit Asam. Sistem Pengangkutan Batubara, PLTU Bukit Asam juga disebut PLTU mulut tambang, karena letaknya berdarnpingan dengan PT Tambang Batubara Bukit Asam (Persero).
Batubara dari PTBA diangkut dengan ban berjalan r…
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…