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Porphyry copper deposit - WikipediaPorphyry copper deposits are copper orebodies that are formed from hydrothermal fluids that originate from a voluminous magma chamber several kilometers.porphyry copper deposit,Formation of Porphyry Copper Deposits - Stephen J. ReynoldsStephen J. Reynolds, Dept. of Geology, Arizona State University.

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porphyry copper deposit | mineralogy | Britannica

Aug 2, 2006 . Porphyry copper deposit, large body of rock, typically a porphyry of granitic to dioritic composition, that has been fractured on a fine scale and.

Porphyry Deposits: The World's Largest Source of Copper | Geology .

May 28, 2014 . Porphyry copper deposits are generally composed of a “plug-like” igneous intrusion – a large magma body that is emplaced beneath a volcanic.

Everything You Need to Know About Copper Porphyries - Infographic

Mar 11, 2015 . Porphyry deposits are very large, polymetallic systems that typically contain copper along with other important metals. Much of today's mineral.

Porphyry copper deposits of the world

Information on porphyry copper deposits from around the world with grade and tonnage models, a general classification based on geologic setting, mineralogy,.

Geology of the Escondida Porphyry Copper Deposit, Antofagasta .

The Escondida porphyry copper deposit, located in northern Chile, was one of the two largest copper producers of the world in the 1990s. The hydrothermal.

Understanding Geology of Porphyry Copper Deposits

Dec 22, 2016 . Understanding Geology of Porphyry Copper Deposits and formations using models around the World. Porphyry Copper Deposits are the.

porphyry copper deposit | mineralogy | Britannica

Aug 2, 2006 . Porphyry copper deposit, large body of rock, typically a porphyry of granitic to dioritic composition, that has been fractured on a fine scale and.

Preliminary Model of Porphyry Copper Deposits - USGS

U.S. Department of the Interior. U.S. Geological Survey. Open-File Report 2008–1321. Preliminary Model of Porphyry Copper Deposits.

David Briggs - What is a Porphyry Copper Deposit?

Jan 11, 2014 . Porphyry copper deposits are very large mineralized systems that are typically formed by relatively small intrusions (stocks), which are several.

Generation of porphyry copper deposits by gas-brine reaction in .

Most of the world/'s copper comes from porphyry ore deposits. Laboratory experiments suggest that these deposits form in a two-stage process over thousands.

porphyry copper deposit,

Tempo of magma degassing and the genesis of porphyry copper .

Jan 12, 2017 . Porphyry deposits are copper-rich orebodies formed by precipitation of metal sulphides from hydrothermal fluids released from magmatic.

Gold in porphyry copper deposits: its abundance and fate

Porphyry copper deposits are among the largest reservoirs of gold in the upper crust and are important potential sources for gold in lower temperature.

geologic and environmental characteristics of porphyry copper . - Epa

VOLUME 3—APPENDICES E-J. Appendix H: Geologic and Environmental Characteristics of. Porphyry Copper Deposits with Emphasis on Potential Future.

Porphyry Deposite - Earth Science Australia

The major products from porphyry copper deposits are copper and molybdenum or copper and gold. The term porphyry copper now includes engineering as.

Development of a Copper Porphyry deposit

May 31, 2015 . Development of a Copper Porphyry Porphyry copper deposits are copper orebodies that are formed from hydrothermal fluids that originate from.

porphyry copper deposit,

New technique to find copper deposits -- ScienceDaily

Feb 1, 2016 . Unravelling the causes of the distinctive chemical signatures has also brought new insights into the formation of porphyry copper deposits, and.

Geochronology of the porphyry copper deposits and related .

K–Ar dating demonstrates that all but eight of 41 dated porphyry copper and related ore deposits of Mexico were emplaced during the Laramide episode of.

The porphyry copper deposit at El Salvador, Chile | Economic Geology

The formation of the porphyry copper deposit at El Salvador culminated volcanic activity in the Indio Muerto district. Host rocks for the ore are Cretaceous.

Where Are Porphyry Copper Deposits Spatially Localized? A Case .

The spatial associations between the porphyry copper deposits and strike-slip fault discontinuities, batholithic pluton margins and porphyry plutons are.

Earth's copper resources estimated from tectonic diffusion of .

We have used a time-space model for the tectonic migration of porphyry copper deposits vertically through the crust to calculate Earth's endowment of copper in.

Porphyry Copper Deposit Model

John,D.A.(ed.)(2010): Porphyry Copper Deposit Model. Scientific Investigations Report 2010.5070.B, U.S. Department of the Interior/U.S. Geological Survey,.

The Tops and Bottoms of Porphyry Copper Deposits - FGEL

The Tops and Bottoms of Porphyry Copper Deposits. RICHARD H. SILLITOE. Abstract. Although it is now widely accepted that porphyry copper deposits consist.

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