Economic geology : bulletin of the society of economic geologists, Vol. 106 N° 3. Economic geology and the bulletin of the society of economic geologists - Mai 2011
| Titre : | Economic geology : bulletin of the society of economic geologists, Vol. 106 N° 3. Economic geology and the bulletin of the society of economic geologists - Mai 2011 |
| Type de document : | Bulletin |
| Paru le : | 18/07/2011 |
Dépouillements
Article : texte imprimé
Alexis Lambeck, Auteur ;
Terrence P. Mernagh, Auteur ;
Lesley Wyborn, Auteur
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Paleoproterozoic rocks with ages from 2100 to 1800 Ma are recognized as belonging to one of the three main periods in Earth history that host orogenic gold deposits. In contrast to older Archean orogenic gold deposits, which are hosted predomina[...]
Article : texte imprimé
Ross R. Large, Auteur ;
Stuart W. Bull, Auteur ;
Valeriy V. Maslennikov, Auteur
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This paper presents evidence and arguments that carbonaceous sedimentary rocks were a source for Au and As in sediment-hosted orogenic and Carlin-type gold deposits and develops a corresponding genetic model. In this two-stage basin-scale model,[...]
Article : texte imprimé
Paul A. Lusty, Auteur ;
Jon Naden, Auteur ;
John J. Bouch, Auteur
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The Bohaun gold deposit in County Galway, western Ireland, is located in the Caledonian orogenic belt, proximal to a major accretionary boundary. The mineralization is hosted in a normal extensional fault, representing a zone of repeated extensi[...]
Article : texte imprimé
Peter Vikre, Auteur ;
Quentin J. Browne, Auteur ;
Robert Fleck, Auteur
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The Goodsprings district, Clark County, Nevada, includes zinc-dominant carbonate replacement deposits of probable late Paleozoic age, and lead-dominant carbonate replacement deposits, copper ± precious metal-platinum group element (PGE) deposits[...]
Article : texte imprimé
Murray M. Allan, Auteur ;
Gregg W. Morrison, Auteur ;
Bruce W. D. Yardley, Auteur
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The evolution of magmatism, brecciation, alteration, and mineralization is described for the Mount Leyshon intrusive complex, Queensland, Australia, using P-T-V-X analysis and major to trace element analysis of single fluid inclusions using lase[...]
Article : texte imprimé
R. Cas, Auteur ;
G. Giordano, Auteur ;
F. Balsamo, Auteur
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Panarea is a largely submarine to partly subaerial Quaternary lava dome complex-stratovolcano with a long-lived, active, shallow hydrothermal system, located in the Aeolian Islands volcanic arc of southern Italy. The emergent top of the volcano [...]
Article : texte imprimé
John L. Mair, Auteur ;
G. Lang Farmer, Auteur ;
David I. Groves, Auteur
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The type examples for the class of deposits termed intrusion-related gold systems occur in the Tombstone-Tungsten belt of Alaska and Yukon, on the eastern side of the Tintina gold province. In this part of the northern Cordillera, extensive mid-[...]
Article : texte imprimé
Benedek Gal, Auteur ;
Ferenc Molnar, Auteur ;
Dean M. Peterson, Auteur
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The South Filson Creek mineralization occurs above the basal units of the South Kawishiwi intrusion and represents an uncommon geologic setting of Cu-Ni-platinum-group element (PGE) mineralization within the Duluth Complex. Unlike other minerali[...]
Article : texte imprimé
Xu Lingang, Auteur ;
Bernd Lehmann, Auteur ;
Mao Jingwen, Auteur
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The Early Cambrian Niutitang Formation in South China consists of a black shale sequence with a synsedimentary organic carbon-rich polymetallic sulfide layer with extreme metal enrichment locally mined as Ni-Mo-PGE-Au ore. We report a new compos[...]
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