Results 81 to 90 of about 18,907 (143)

Hyelrothermal events related to the Celta Fe deposits (Catalonian Coastal Ranges) [PDF]

open access: yes, 1991
[Resumen] La existencia de procesos hidrotermales asociados a las mineralizaciones de hierro en el distrito minero de Celrá en la provincia de Girona, permite reconocer una serie de facies metalogenéticas características y muy comunes en la mayoría de ...
Ferrer Modolell, A. E.
core   +1 more source

HAVRAN (BALIKESİR) GÜNEYDOĞUSUNDA YER ALAN VOLKANlTLERİN EPlTERMAL CEVHERLEŞME POTANSİYELİ

open access: yesBulletin of the Mineral Research and Exploration, 1994
İnceleme alanının en eski birimi Üst Oligosen-Alt Miyosen yaşlı Hallaçlar formasyonudur. Bu formasyona ait volkanitier yaygın bir hidrotermal alterasyon etkisi altında kalmışlardır Hallaçlar formasyonu üzerine uyumsuz olarak, hidrotermal alterasyondan ...
Şükrü KOÇ   +2 more
doaj  

Karakterisasi Cap Rock dan Reservoir Area Geotermal X Berdasarkan Studi Seismisitas dengan Metode Sed [PDF]

open access: yes, 2013
X geothermal area is located in the western Indonesia with high seismicity. Microearthquake (MEQ) data in geothermal exploration usually used as one of tools for approximating permeable structure in geothermal reservoirand for determining boundaries of ...
Harmoko, U. (Udi)   +2 more
core  

DOĞU KARADENİZ BÖLGESİ MASİF SÜLFİT YATAKLARINDAKİ (LAHANOS, KİLLİK VE ÇAYELİ) FOSİL İZLERİNE AİT İLK BULGULAR

open access: yesBulletin of the Mineral Research and Exploration, 2010
Dogu Karadeniz Bölgesi Üst Kretase yaşlı masif sülfid yataklarında tüp şeklinde solucan fosilleri saptanmıştır. Bu tip tüp formundaki solucan fosillerinin benzerlerine bu güne kadar Umman, Kıbrıs, Irlanda ve Urallar'daki masif sülfid yataklarında ...
M. Kemal REVAN   +2 more
doaj  

O Depósito de Santa Maria e as ocorrências de metais de base na Bacia do Camaquã

open access: yesGeologia USP. Série Científica, 2023
Diversas ocorrências de metais de base e preciosos, além da Mina de cobre do Camaquã e do depósito de zinco e chumbo de Santa Maria, são conhecidas na Bacia do Camaquã Central.
Lucas Ferreira de Brito   +2 more
doaj  

Sintesis Hidroksiapatit dari Cangkang Kerang Darah (Anadara Granosa) dengan Proses Hidrotermal Variasi Rasio Mol Ca/P dan Suhu Sintesis [PDF]

open access: yes, 2015
Synthesis of hydroxyapatite (HAp) from blood cockle shell (Anadara granosa) by hydrothermal process has been successfully done. The aim of this research was to get theoptimum process condition and also to investigate the influence of the Ca/P mole ratio ...
Affandi, A. (Affandi)   +2 more
core  

Estudio geológico y metalogénico de la zona de Beariz (Orense) y de sus yacimientos minerales de Sn-W. IV: Metalogenia

open access: yes, 1975
Se establecen la paragénesis de las distintas minas o grupos mineros accesibles, su secuencia de cristalización y sus condiciones de formación, que en general son neumatolíticas para la mineralización de interés económico (casiterita y wolframita, que se
Castroviejo Bolibar, Ricardo
core   +1 more source

Geochemistry and mineralogy of a kaolin deposit from Los Menucos area, Province of Río Negro [PDF]

open access: yes, 2014
El área mineralizada Blancón está ubicada a unos 9 km de la localidad de Los Menucos, provincia de Río Negro. El yacimiento de caolín está emplazado en una toba riolítica de la Formación Sierra Colorada de edad triásica media - jurásica media.
Grecco, Laura Edith   +2 more
core   +1 more source

TEKKE VOLKANİTLERİNDE HİDROTERMAL ALTERASYON ÜRÜNÜ KİL MİNERALLEŞMELERİ ( ÇUBUK, ANKARA KD)

open access: yesBulletin of the Mineral Research and Exploration, 2002
Ankara'nın kuzey doğusunda andezit, andezitik tüf, traki-andezitlerle temsil olunan Neojen volkanikleri yer yer hidrotermal alterasyon ürünü kil mineralleşmesi içerirler.
Asuman BESBELLİ, Baki VAROL
doaj  

Biyokütlenin bor katalizörleri varlığında hidrotermal dönüşümü

open access: yes, 2013
The conversion of biomass into liquid fuels and/or valuable products via hydrothermal processing is an important thermochemical process. The advantages of this process are its applicability for high-moisture-content bio-mass, ability to co-process the biomass with waste materials, use of lower temperatures than processes such as pyrolysis, and high ...
openaire   +2 more sources

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