Results 71 to 80 of about 10,528 (232)

Topomineralogía de los antiguos partidos judiciales de Aracena y de Ayamonte [PDF]

open access: yes, 2013
Con este número, iniciaremos el tratamiento de la TOPOMINERALOGIA DE LA PROVINCIA DE HUELVA: o lo que es lo mismo: LOS MINERALES Y SUS YACIMIENTOS EN LA PROVÍNCIA ANDALUZA DE HUELVA.
Mata Perelló, Josep Maria   +1 more
core   +2 more sources

A NEW DEPOSIT OF PEROVSKITE IN THE SOUTHERN URALS [PDF]

open access: yesМинералогия, 2017
Perovskite from new deposit in the Verkhniy Ufaley region occurs in assemblage with andradite, magnetite, chlorite and hydroxyapatite. The habitus forms of perovskite are hexahedron and rhombic dodecahedron.
V.A. Popov, S.K. Nosov, A.M. Кuznetsov
doaj  

Secondary Enrichment of Copper at the Madison Gold Skarn Deposit, Silver Star District, Montana [PDF]

open access: yes, 2010
Secondary Enrichment of Copper at the Madison Gold Skarn Deposit, Silver Star District, Montana. This paper focuses on the chemical reactions responsible for secondary enrichment of copper...we argue that most of the secondary Cu enrichment occurred ...
Everett, Dan   +2 more
core   +1 more source

Génesis de los depósitos de hierro del suroeste de la provincia de Badajoz: Mina Monchi [PDF]

open access: yes, 1976
La mina "Monchi", situada próxima al contacto del batolito de Burguillos del Cerro con las rocas de carbonatos de la Sierra del Cordel, presenta una metalización ferrífera epignética de skam.
Ruíz García, Casilda
core   +1 more source

3D gravity modelling of the Aguablanca Stock, tectonic control and emplacement of a Variscan gabbronorite bearing a Ni–Cu–PGE ore, SW Iberia [PDF]

open access: yes, 2008
The Aguablanca stock is a Variscan mafic pluton located in the Ossa-Morena zone, southern Iberian Massif, hosting an unusual Ni–Cu–PGE mineralization associated with magmatic breccia pipes which intruded its northern part.
Bachiller   +26 more
core   +1 more source

Mineralogy and electron microprobe studies of magnetite in the Sarab-3 iron Ore deposit, southwest of the Shahrak mining region (east Takab)

open access: yesJournal of Economic Geology, 2018
Introduction There is an iron mining complex called Shahrak 60 km east of the Takab town, NW Iran. The exploration in the Shahrak deposit (general name for all iron deposits of the area) started in 1992 by the Foolad Saba Noor Co.
Mohammad Maanijou, Leila Khodaei
doaj   +1 more source

Mineralizações de magnetite e sulfuretos de Monges (Santiago do Escoural, Montemor-o-Novo), Vale de Pães (Cuba-Vidigueira) e Orada (Pedrógão, Serpa) : Síntese de ensaio comparativo [PDF]

open access: yes, 2012
As mineralizações Monges (Montemor-o-Novo), Vale de Pães (Cuba-Vidigueira) e Orada (Serpa), incluídas na Faixa Magnetítico-Zincífera da Zona de Ossa-Morena (ZOM), evidenciam características mineralógicas e geoquímicas diferentes, não obstante ...
Inverno, Carlos   +2 more
core  

Geology, petrography, remote sensing, mineralization and mineralography of western part of the Saheb iron ore deposit, NE Saqez [PDF]

open access: yesعلوم زمین خوارزمی
The Saheb skarn iron deposit is located about 16 km northwest of the Saheb district, in Saqez city, Kurdistan Province. This area lies within the Sanandaj-Sirjan metamorphic-magmatic zone.
Farid Abdollahi   +3 more
doaj  

Geothermometry of skarn zones in the Tappeh Ghermez (A\') iron deposit, Sangan iron mining district, NE Iran [PDF]

open access: yesعلوم زمین خوارزمی
The Sangan mining district, the largest Fe-skarn district in Iran, is located in the northeastern part of the Alborz magmatic arc. It comprises 14 deposits (1 Gt tons and a grade of 35-60% Fe), which have an east-west trend and are divided into three ...
Hamed Ebrahimi Fard   +3 more
doaj  

DEMİR SKARN CEVHERİ ARAŞTIRMASINA YÖNELİK HARİTALAMADA ÖRTÜ KATSAYISI VE (AHP AĞIRLIĞINA GÖRE) TOPSIS UYGULAMALARI: SARVİYAN SAHASI ÖRNEK OLAY ÇALIŞMASI, MARKAZİ BÖLGESİ, İRAN

open access: yesBulletin of the Mineral Research and Exploration, 2017
Bu araştırmanın amacı, kestirim amaçlı skarn potansiyel haritarında Örtü Katsayısı (ÖK) ile TOPSIS (AHP ağırlığına göre) uygulamalarını karşılaştırmaktır.
Edris Mansouri   +3 more
doaj   +1 more source

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