Salah satu persoalan yang dihadapi oleh PT. Aneka Tambang pada Unit Feronikel Pomalaa adalah masih belum tercapainya yield Ni seperti yang di inginkan sehingga produksi Fe-Ni persatuan operasi relatif rendah (lihat lampiran A )
Hal tersebut diatas di sebabkan oleh adanya sebagian logam Fe-Ni yang terbawa bersama terak dapur listrik ternak desulfuro…
This book gives an overview of the world"s literature on analytical data and theoritical concepts of the regularities of rare earth elements (REE) in ultramafic and mafic rocks of different chemical and mineral compositions - mantle restites (including those composing mantle xenoliths in alkali basaltoids), highly magnesium hypabyssal rocks, plut…
The objectives of the Southern Sumatra Geological adn Mineral Exploration Project (SSGMEP) are to conduct geochemical surveys and to publish geological, geochemical and gravity maps of the island of sumatra south of the equator
Edisi
-
ISBN/ISSN
-
Deskripsi Fisik
37 Halaman, tidak berwarna, lampiran peta, cover o
Geuteut is small village 55 km south of Banda Aceh on The West coast of Northern Sumatra At this locality the Miocene Geunteut Granodiorite intrudes Mesozoice rock of the woyla group. These form a westerly dipping series of metasediments and limestones that become increasingly calcareous upword
Edisi
-
ISBN/ISSN
-
Deskripsi Fisik
125 Halaman, tidak berwarna, lampiran peta,cover b
The survey area lies 90 Km northwest of Tapaktuan on the west coast of Sumatra in Aceh Province. A regional geological and mineralisation. The Susoh instrusion (late cretaceous to palaeocene in age)intrudes volcanics and limestones presenting the possibility of skarn-type mineralisation. Also the drainage basin survey had indicated copper anomalies …
Edisi
-
ISBN/ISSN
-
Deskripsi Fisik
33 Halaman, tidak bergambar, tidak berwarna, lampi
The Weghete (Yapekopra0 1:250.000 geological sheet area covers the area between 4 derajat and 5 derajat sounth latitude and 135 derajat 136 derajat 30' east longitude overlapping the sounthy coast and southern fall of the western central ranges of Irian Jaya.
A geochemical survey and mineral exploration of the Sigalala area has identified a middle Tertiary intrusive complex of altrered/weathered granodiorite with characteristics suggestive of Cu-Mo Porphyry style mineralisation
Edisi
-
ISBN/ISSN
-
Deskripsi Fisik
27 Halaman, tidak berwarna, lampiran peta,cover bi
From 1976 through 1982 intensive systematic geological mapping Was carried out in Irianjaya, the easternmost provice in indonesia, in the western oart of the island of new guinea. Concurrently, sporadic geochemical sampling Was performed in minland Irianjaya and the nearby island.
Pemetaan geologi di lembar Biak, Irian Jaya, di lakukan pada tanggal 15 oktober hingga 28 Desember 1977 oleh sub Direktorat Perpetaan, Direktorat Geologi (sekarang Pusat Penelitian dan Pengembangan geologi), melalui Proyek Pemetaan Geologi dan Interpretasi Foto udara. Hampir semua perlengkapan lapangan termasuk kendaraan bermotor dan perahu bermotor…