|
|
Asami, N, and Britten, RM, 1980, The porphyry copper deposits at the Frieda River prospect, Papua New Guinea Mining Geology Special Issue no 8, p 117 139...
|
|
|
Abstract Estimating numbers of undiscovered mineral deposits has been a source of unease among economic geologists yet is a fundamental task in considering future supplies of resourc...
|
|
|
Porphyry copper deposits are among the world s most valuable deposits Here s a brief overview of a few things investors should know about them...
|
|
|
Pebble is the largest undeveloped porphyry, copper, gold deposit in the world It has over seventy million ounces of gold and 50-plus billion pounds of copper...
|
|
|
A probabilistic mineral resource assessment of metal resources in undiscovered porphyry copper deposits of the Ural Mountains in Russia and Kazakhstan was done using a quantitative form of mineral resource assessment...
|
|
|
Everything You Need to Know About Copper Porphyri Presented by Entrée Gold What is a Porphyry? Porphyry deposits are very large, polymetallic systems that typically contain copper along with other important metals...
|
|
|
Aug 29, 2016 0183 32 Philippine Porphyry Copper Deposits , Mining Technology Lone Mountain is a porphyry copper deposit owned by Copper One located in New Mexico near Silver ....
|
|
|
exploration of genetic links between breccia pipes and porphyry copper deposits in a laramide hydrothermal system, sombrero butte, pinal county, arizona...
|
|
|
Porphyry Copper Deposits This text is based mostly on the Economic Geology Notes by Ron Morton and the review of porphyry-copper deposits by Sillitoe 2010...
|
|
|
The Copper Mountain Morenci mining district is located approximately 115 miles northeast of Tucson, Arizona Figure 1 It lies along the southern boundary of the Transitional physiographic province, a rugged mountainous region that separates the Colorado Plateau from the Basin and Range province...
|
|
|
Mineral deposit models are important in exploration planning and quantitative resource assessments for two reasons 1 grades and tonnages among deposit types are significantly different, and 2 many types occur in different geologic settings that ,...
|
|
|
Abstract Porphyry Cu systems host some of the most widely distributed mineralization types at convergent plate boundaries, including porphyry deposits centered on intrusions skarn, carbonate-replacement, and sediment-hosted Au deposits in increasingly peripheral locations and superjacent high- and intermediate-sulfidation epithermal deposits...
|
|
|
What is a Porphyry Copper Deposit? by David F Briggs Over the last several years, many of you have probably heard the term porphyry copper and...
|
|
|
Porphyry copper deposit Porphyry copper deposit, large body of rock, typically a porphyry of granitic to dioritic composition, that has been fractured on a fine scale and through which chalcopyrite and other copper minerals are disseminated...
|
|
|
Geological Summary and Perspective of Porphyry Copper Deposits in Southwestern North America SPENCER R TITLEY University of Arizona, Tucson, Arizona ABSTRACT Porphyry copper deposits in the American southwest...
|
|
|
Mineral deposit models are important in exploration planning and quantitative resource assessments for two reasons 1 grades and tonnages among deposit types are significantly different, and 2 many types occur in different geologic settings that can be identified from geologic maps...
|
|
|
Porphyry copper deposits of the world database, maps, and preliminary analysis Open-File Report 2002-268 By Donald A Singer, Vladimir I Berger, and Barry C Moring...
|
|
|
Economic Geology VoL 68, 1973, pp 799-815 The Tops and Bottoms of Porphyry Copper Deposits RICHARD H SILLITOE Abstract Although it is now widely accepted that porphyry copper deposits consist of zonally...
|
|
|
Porphyry Copper Systems , including porphyry deposits centered on intrusions skarn, carbonate-replacement, , Sillitoe, 1972 Richards....
|
|
|
The major products from porphyry copper deposits are copper and molybdenum or copper and gold The term , Porphyry deposits occur in two main settings within the ....
|
|
|
Team website for the USGS Mineral Resources Program s Western Mineral Resources Team Site contains information on team research activities and products and staff...
|
|
|
From Wikipedia, the free encyclopedia Porphyry copper deposits are copper orebodies which are associated with porphyritic intrusive rocks and the fluids that accompany them during the transition and cooling from magma to rock...
|
|
|
Porphyry copper deposit Porphyry copper deposit, large body of rock, typically a porphyry of granitic to dioritic composition, that has been fractured on a fine ....
|
|
|
Porphyry Copper Deposit Model, Chapter B of Mineral Deposit Models for Resource Assessment Chapter B of Mineral Deposit Models for Resource Assessment posted September 2, 2010...
|
|
|
Information on porphyry copper deposits from around the world with grade and tonnage models, a general classification based on geologic setting, mineralogy, with data allowing locations of these deposits to be plotted using GIS...
|
|
|
Understanding Geology of Porphyry Copper Deposits and formations using models around the World Porphyry Copper Deposits are the largest source of Cu/Mo/Au...
|
|
|
Geological Setting Porphyry-style copper mineralisation is developed in and around a quartz-feldspar porphyry hereafter QFP intrusion, which is a ,...
|
|
|
Porphyry copper deposits are copper orebodies that are formed from hydrothermal fluids that originate from a voluminous magma chamber several kilometers below the deposit ,...
|
|
|
Jul 06, 2013 0183 32 Bingham Canyon mine in 2005 The gray rocks visible in the pit are almost all in the primary-sulfide ore zone Porphyry copper deposits are copper orebodies that are formed from hydrothermal fluids that originate from a voluminous magma chamber several kilometers below the deposit itself...
|
|
|
This map shows copper in sediment-hosted and porphyry deposits around the world Credit USGSScientists and resource managers will now be able to look through US Geological Survey USGS global assessments of undiscovered copper by using geographic information systems to make maps and explore the data...
|
