Economic geology : bulletin of the society of economic geologists, Vol. 106 N° 8. Economic geology and the bulletin of the society of economic geologists - Décembre 2011
| Titre : | Economic geology : bulletin of the society of economic geologists, Vol. 106 N° 8. Economic geology and the bulletin of the society of economic geologists - Décembre 2011 |
| Type de document : | Bulletin |
| Paru le : | 19/12/2011 |
Dépouillements
Article : texte imprimé
David R. Cooke, Auteur ;
Pete Hollings, Auteur ;
Zhaoshan Chang, Auteur
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Article : texte imprimé
Pete Hollings, Auteur ;
Rohan Wolfe, Auteur ;
David R. Cooke, Auteur
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Oligocene to early Miocene volcanic rocks are preserved in the Central Cordillera range and Cagayan Valley of northern Luzon, Philippines. Basaltic and andesitic rocks of the Pugo Formation in the Baguio district of the Central Cordillera were i[...]
Article : texte imprimé
Rohan C. Wolfe, Auteur ;
David R. Cooke, Auteur
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The Dinkidi Cu-Au porphyry deposit, northern Luzon, Philippines, formed at the tip of the southward-propagating Cagayan Valley basin in a late Oligocene to early Miocene back-arc setting. The 110 Mt ore deposit is characterized by elevated hypog[...]
Article : texte imprimé
Pete Hollings, Auteur ;
David R. Cooke, Auteur ;
Patrick J. Waters, Auteur
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The Baguio district of the Philippines is one of the world’s premier mineral provinces, containing > 35 million ounces (Moz) of gold and 2.7 million metric tons (Mt) of copper in epithermal, porphyry, and skarn deposits that formed in the last 3[...]
Article : texte imprimé
Patrick J. Waters, Auteur ;
David R. Cooke, Auteur ;
Rene I. Gonzales, Auteur
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The Baguio district is located in the Central Cordillera of northern Luzon, Philippines. It contains numerous mineralized porphyry copper-gold, epithermal gold-silver and skarn gold-lead-zinc deposits. The district is floored by Cretaceous-Eocen[...]
Article : texte imprimé
Zhaoshan Chang, Auteur ;
Jeffrey W. Hedenquist, Auteur ;
Noel C. White, Auteur
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The Mankayan mineral district of northern Luzon, Philippines, hosts several significant ore deposits and prospects of various types within an area of ~25 km2, including the Far Southeast porphyry Cu-Au deposit, the Lepanto high sulfidation epith[...]
Article : texte imprimé
David R. Cooke, Auteur ;
Cari L. Deyell, Auteur ;
Patrick J. Waters, Auteur
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The Baguio district contains a diverse array of epithermal, porphyry and skarn deposits, together with a large, broadly strata bound, advanced argillic lithocap. Magmatism, mineralization, and alteration occurred in response to subduction of the[...]
Article : texte imprimé
Andrew J. Rae, Auteur ;
David R. Cooke, Auteur ;
Kevin L. Brown, Auteur
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Palinpinon geothermal field, Negros Island, Philippines, is a high-temperature, liquid-dominated geothermal system in an active volcanic island-arc setting. Parallels have been drawn between the geologic setting and hydrothermal alteration style[...]
Article : texte imprimé
David Braxton, Auteur ;
Ryan Mathur, Auteur
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Copper isotope compositions of secondary phases from the supergene profile of the Bayugo porphyry copper-gold deposit (Philippines) show significant isotopic fractionation relative to hypogene sulfide phases and reveal systematic patterns of iso[...]
Article : texte imprimé
C. L. Deyell, Auteur ;
J. W. Hedenquist, Auteur
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We report the first laser ablation-inductively coupled plasma-mass spectroscopy (LA-ICP-MS) study of trace element substitution in enargite. Results indicate significant variability in the composition of enargite samples from a single ore system[...]
Article : texte imprimé
John Gurney, Auteur
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