Ubahan dan Mineralisasi di daerah Rampi Kabupaten Luwu Utara terdapat di dua lingkungan berbeda pada batuan metamorf (metasedimen) dan pada lingkungan batuan vu/kanik (andesit basaltik). Ubahan pada batuan metasedimen relatif sempit, dan mineralisasi terutama pada urat kuarsa dengan arah NW-SE dan NE-SW. Sementara pada batuan andesit …
Sistem panas bumi Papan ayan merupakan sistem panas bumi yang berada di lingkungan vulkanik high terrain dengan elevasi di atas 1000 meter. Sumber panas sistem ini diduga sangat berkaitan dengan aktivitas vulkanik Gunung Papandayan. Manifestasi panas bumi muncul •berupa solfatar, batuan ubahan hidrotermal, tanah panas, mata air panas dan…
Dengan hasil pembahasan bimbingan dan konsultasi teknis sumber daya manusia kearsipan di Arsip Nasional Republik Indonesia di lingkungan Lembaga Arsip Nasional , 1. Pegawai negara sipil dan pejabat negara merupakan salah satu unsur aparatur negara yang mempunyai peran penting dalam menentukan keberhasilan penyelenggaraan pemerintahan dan pembangunan…
Sebagaimana diketahui bahwa daerah subanjeriji dan sekitarnya, merupakan daerah cekungan minyak bumi dan batubara,dicirikan dengan daerah yang ditutupi oleh batuan sedimen tersier dan kwarter
Perlite is a glassy yolcanic rock which will upon Tap id and controlled heating, expand or ''pop" into a frothy aterial of low bulk density -valued as a lightweight aggregate. Occurrences and commercial deposits of perli te are iknown throughout the world as well~exposed flows and domes of Tertiary and Quaternary age like most of the -volcanic …
Published multi-element stream-sediment exploration geochemical data from new brunswick are used to illustrate some pitfalls of correlation and regression. Large matrics of correlation coefficients. are easly mass-produced.These coefficient are susceptible to suprious values, clustering of samples and the effect of other variables on the relation un…
Fundamental questions of metallogenetic investigations are first donsidered. The difference betwen factors and indicators in metallogenetic analysis is discuss.Metallogenetic factors are geological phenomena which condition the formation of deposits.They are its cause.
An om a l .i es of s u l f u r d i ox i de and other gases have been defined, by direct measurement, around various sulfide bodies. These readings were made (1) in soil gas and (2) in the atmos• phere, from bo…
Manganese oxide coatings on gravels from 255 sites on tributary streams in the genesee river watershed were analyzed for Mn, Fe, Zn, Cd, Co, Ni, Pb and Cu. The result were compared with data on bedrock geology, surficial geology and land use, using factor analysis and stepwise multiple regression. All metals except Pb show strong positive correlatio…