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Exploration of Porphyry Copper Deposits

So how do we explore for Porphyry Copper Deposits which are completely covered by barren younger rocks? Well let's back up a bit, we know that porphyries form under large subduction related volcanoes and that most of these are located under the ring of fire around the subducting pacific plate another fertile subduction zone occurs in Balkans ...

Porphyry-Epithermal Transition: Maricunga Belt, …

Porphyry-Epithermal Transition: ... with porphyry-style ore and alunite from barren ledges at Aldebarán. ... commonly seen in porphyry copper and copper-gold deposits

THE COPPER HILL PORPHYRY COPPER-GOLD …

THE COPPER HILL PORPHYRY COPPER-GOLD PROJECT SUMMARY The Copper Hill Cu-Au deposit contains 535,000 tonnes of copper and 1.47 million ounces of gold.

A new technique for finding copper deposits | Cosmos

A new technique for finding copper deposits. ... for porphyry-type copper deposits ... host porphyry deposits against those which are barren and then ...

Rosia Poieni, Porphyry copper deposit - USGS

The Rosia Poieni deposit is a porphyry copper system with a high-sulfidation epithermal ... The deposit is overprinted by the nearly barren advanced argillic ...

Anatomy of Porphyry-Related Mineralised Au-Cu …

Anatomy of porphyry-related Au-Cu-Ag-Mo ... while porphyry Mo deposits are associated within more siliceous ... Barren high temperature ptygmatic and …

Porphyry Copper Deposits - mingeoch.uni-jena.de

Porphyry Copper Deposits This text is based mostly on the Economic Geology Notes by Ron Morton and the review of porphyry- ... barren, except for subepithermal

Super Porphyry Copper & Gold Deposits - A Global ...

The Porphyry Cu-Au/Mo Deposits of Central Eurasia, ... T.M. (Ed), 2005 - Super Porphyry Copper & Gold Deposits - A Global ... commenced with barren quartz ...

Preliminary Model of Porphyry Copper Deposits

Preliminary Model of Porphyry Copper Deposits Byron R. Berger, ... lower resistivity than barren parts of the host stock and surrounding rocks due to the presence of

The Tops and Bottoms of Porphyry Copper Deposits

TOPS AND BOTTOMS OF PORPHYRY COPPER DEPOSITS 801 This section does not purport, however, to vindicate every aspect of the proposed model. It is dear that a hypothetical model of this sort

Discriminating productive and barren porphyry copper ...

Discriminating productive and barren porphyry copper deposits in the southeastern part of the central Iranian volcano-plutonic belt, Kerman region, Iran: A review

NorthIsle Copper and Gold - Advancing District-scale ...

Advancing District-scale Copper and ... The Hushamu deposit is a porphyry copper-gold ... the 300-meter diameter area previously thought to be barren in ...

Cargo, Porphyry copper deposit - USGS

Porphyry copper deposit in New ... sheeted quartz veins stockwork of barren qtz ... P.D., 1998, Porphyry copper and gold mineralization at Cargo, ...

Sericitic and Advanced Argillic Mineral Assemblages …

3 Sericitic and Advanced Argillic Mineral Assemblages and Their Relationship to Copper Mineralization, Resolution Porphyry Cu-(Mo) Deposit, Superior District,

CU, AU, AND ZN-PB SKARN DEPOSITS (MODELS …

barren or contain metals with ... skarns form an intermediate "zone" between porphyry deposits in the ... include porphyry copper (Model 17), iron skarn (Model 18d ...

Porphyry copper - Revolvy

Jul 06, 2013· Porphyry copper deposits are copper orebodies that are formed from ... which is in turn associated with most of the major Chilean porphyry deposits. A barren, ...

IOCG Deposits: A Cordilleran Perspective

IOCG Deposits: A Cordilleran ... containing porphyry copper and allied styles of mineralization ... abundance of "barren" IOCG deposits compared to the

MINERALOGY AND PETROLOGY OF SKARN …

MINERALOGY AND PETROLOGY Of SKARN DEPOSITS 861 3. They are closely associated genetically and spatially with other types of ore deposits, such as porphyry copper and greisen deposits.

Porphyry copper deposit - Wikipedia

Porphyry copper deposits are copper orebodies that are formed from hydrothermal fluids that originate from a voluminous magma chamber several kilometers below the deposit …

Journal of GeochemicalExploration - UNB Scholar

Recent investigations in porphyry copper deposits showed that white mica compositions and ... Barren porphyry 1 has been affected by …

Pyramid, Porphyry copper deposit - USGS

Porphyry copper deposit in ... The alteration consists of a barren, ... the resource was estimated to be 126 million tons with a grade of 0.403 percent copper and ...

PORPHYRY Cu+/-Mo+/-Au L04

PORPHYRY Cu+/-Mo+/-Au L04 ... Barren advanced argillic alteration ... COMMENTS: Subdivision of porphyry copper deposits can be made on the

The discovery of the Nam San copper-gold deposit in …

The Nam San copper-gold deposit is a likely blind extension of the Permian age Phu Kham structurally deformed porphyry/skarn copper-gold deposit. ... of barren redbed ...

Geochemical Characteristics of Porphyry Copper ... …

Geochemical Characteristics of Porphyry ... on other porphyry copper (molybdenum) deposits in China. ... in distinguishing are-bearlng rocks ~from ore-barren ones

Porphyry copper deposits contain large volumes of rock which have undergone alteration as the result Of circulation ... and the low-grade or barren potassic core.

Discrimination of Ore-Bearing and Barren Porphyries …

The Yulong porphyry copper ore belt is the largest belt of porphyry copper deposits in China. Detailed geological and geochemical comparison indicates that ore-bearing and barren porphyries in this belt were derived by progressive partial melting of veins of phlogopite-garnet clinopyroxenite in lherzolitic lithosphere.

Super Porphyry Copper & Gold Deposits - A Global ...

Super Porphyry Cu-Au Abstract. The El Teniente Megabreccia Deposits, The worlds largest copper deposit

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

What is a Porphyry Deposit? The term "Porphyry" comes from the word "Porphyritic", a textural term used by geologists when describing the mineral pattern within the rocks that commonly occur in copper porphyry deposits.