porphyry copper वाक्य
उदाहरण वाक्य
मोबाइल
- The orebody at Bata Hijau is porphyry copper and includes a high gold component, which is common for a copper deposit in southeast Asia.
- Most copper is mined or extracted as copper sulfides from large open pit mines in porphyry copper deposits that contain 0.4 to 1.0 % copper.
- He contributed to the discovery of a large porphyry copper-gold deposit that was renamed in his honor, at the advanced Oyu Tolgoi project in Mongolia.
- In 1978, J David Lowell proposed an exploration program along the porphyry copper belt between Chuquicamata in the north and El Salvador in the south.
- A major economic activity in the region the large porphyry copper Mining | mine known as the Toquepala mine, located the Tacna Province, Tacna Department, Peru.
- "' 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.
- The mine composes two porphyry copper deposits ( the San Juan and Dos Pobres copper ore bodies ) that have leachable oxide and secondary sulfide mineralization.
- The Safford mine, in a large porphyry copper deposit, will be the largest new copper mine put on production in Arizona in more than 30 years.
- Dr . Douglas put him in charge of redeveloping the property, in what became probably the first attempt to mine a porphyry copper deposit by mass methods.
- Bingham Canyon is a porphyry copper deposit where magma containing copper, molybdenum, gold and other minerals slowly moved its way to the surface and cooled into rock.
- Throughout the Phanerozoic an estimated 125, 895 porphyry copper deposits were formed; however, 62 % of them ( 78, 106 ) have been removed by uplift and erosion.
- In 2002, drilling led to the first intersections with the subsequently named Hugo Dummett Deposit, which is one of the highest grade, undeveloped porphyry copper-gold deposits in the world.
- Anaconda Mining Company acquired the claims to the property in 1963 and undertook a major exploration campaign that identified the Rosemont deposit as a major porphyry copper ore body.
- Geologist J . D . Lowell who directed the program and John M . Guilbert went on to develop this work into a general pattern for porphyry copper deposit exploration.
- For porphyry copper, rank is still the same although Agusan del Norte have a slight edge than Agusan del Sur as low-level diorite is already exposed in the Asiga area.
- The company yesterday said it received approval from the government of Panama to develop a 43 billion pound porphyry copper deposit located in the province of Chiriqui in Western Panama.
- Subsequent granitic intrusions and felsic volcanic eruptions dominated the late Mesozoic and early Cenozoic, corresponding to the Laramide Orogeny when most of the porphyry copper deposits of the region formed.
- Some porphyry copper deposits in oceanic crust environments, such as those in the Philippines, Indonesia, and Papua New Guinea, are sufficiently rich in gold that they are called copper-gold porphyry deposits.
- Hezarkhani, A ., Williams-Jones, A . E ., and Gammons, C . H . ( 1999 ) : Factors controlling copper solubility and chalcopyrite deposition in the Sungun porphyry copper deposit, Iran.
- Hezarkhani, A ., and Williams-Jones, A . E . ( 1998 ) : Controls of alteration and mineralization in the Sungun porphyry copper deposit, Iran; evidence from fluid inclusions and stable isotopes.
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