batu chalcopyrite

Gold paragenesis and chemistry at Batu Hijau ...

Unlike many other porphyry copper–gold deposits, early copper minerals (bornite–digenite–chalcocite) are well preserved at Batu Hijau and the chalcopyrite–pyrite overprint is less developed. Hence, it provides an excellent opportunity to study the entire gold paragenesis of the porphyry system.

Pengolahan Batu Tembaga Sulfida Memakai Aluminium ...

Tembaga umumnya diperoleh dari hasil Pengolahan Batu Tembaga Sulfida berjenis chalcopyrite. Namun tembaga juga ada di jenis-jenis batuan lainnya, atau suatu jenis batuan yang merupakan paduan dari berbagai jenis mineral utama (misalnya chalcopyrite yang berpadu dengan stibnite dan arsenopyrite, atau chalcopyrite dengan galena dan sphalerite).

THE COPPER DEPOSIT OF BATU MARUPA IN CENTRAL …

chalcopyrite, occurring in somewhat larger amounts than sphalerite. It occurs sporadically in small mas- ses, almost completely replacing chalcopyrite. En a r g i t e was noticed in the form of small mas- ses intergrown with chalcopyrite. It is a relatively rare mineral in the paragenesis. C h a 1 c o c i t e and

Jual BATU BADAR EMAS FREEPORT ( Chalcopyrite ...

BATU BADAR EMAS FREEPORT ( Chalcopyrite ) di Tokopedia ∙ Promo Pengguna Baru ∙ Cicilan 0% ∙ Kurir Instan. Please Be a Smart Buyer Biasakan Membaca Deskripsi Sampai Selesai.. Jual Santai Sebuah batu tembaga dengan campuran kandungan emas

Cara Mengetahui Kandungan Tembaga di Batu Tembaga ...

2019-1-17 · Beberapa diantaranya chalcopyrite, chalcosite, dan malacite. Tutorial Cara Mengetahui Kandungan Tembaga di Batu Tembaga. A. Bahan-bahan kimia yang dibutuhkan. B. Peralatan Pengujian Tembaga. C. Pelarutan Tembaga dari sampel. 6. Masukkan larutan H2SO4 encer ke dalam wadah tepung sampel, lakukan secara bertahap. 10.

(PDF) A Preliminary Study on Skarn-Related Calc-silicate ...

The presence of the calc-silicate rocks associated with the magnetite-chalcopyrite-pyrite assemblage indicates the occurrence of a potential calcic-exoskarn deposit at the contact with the Batu Hijau copper-gold mineralization-bearing tonalite porphyries g. 11Distribution of mineralized Tertiary magmatic arcs in Indonesia (modified from Fig ...

Zonation of Sulfate and Sulfide Minerals and Isotopic ...

4) responsible for deposition of chalcopyrite. Stage 2 Received 15 February 2016. Revised 27 October 2016. Accepted for publication 2 November 2016. Corresponding author: J.W. Hedenquist, Department of Earth and Environmental Sciences, University of Ottawa, 75 …

Gold paragenesis and chemistry at Batu Hijau, Indoneisa ...

At Batu Hijau (Indonesia), pyrite, bornite and chalcopyrite in the porphyry copper mineralization contain 0.2 ppm Au, up to 8 ppm Au and up to 0.3 ppm Au, respectively (Arif and Baker, 2004;Kesler ...

Using In Situ Measurements and Modelling to Effectively ...

At the Batu Hijau mine, located on Sumbawa Island, Indonesia, PT Newmont Nusa Tenggara plans to stockpile approximately 500 Mt of copper ore, for up to 20 years. Much of the copper is present as the copper sulfide chalcopyrite. Construction of the stockpile commenced in late 2000 and as of early 2007 the pile contained regions more than 100 m high.

A Preliminary Study on Skarn-Related Calc-silicate Rocks ...

with massive magnetite-chalcopyrite-pyrite assemblage indicates the occurrence of calcic-exoskarn surround-ing the Batu Hijau porphyry copper-gold deposit. Keywords: Batu Hijau porphyry Cu-Au deposit, calc-silicate, Indonesia, skarn, Sumbawa. 1. Introduction The Batu …

Primary Ore Mineral Assemblage and Fluid Inclusion Study ...

The presence of the calc-silicate rocks associated with massive magnetite-chalcopyrite-pyrite assemblage indicates the occurrence of calcic-exoskarn surrounding the Batu Hijau porphyry copper-gold ...

Establishing thE ProcEss MinEralogy of gold orEs

gold carriers include chalcopyrite (Cook et al., 1990), loellingite (Neumayr et al., 1993), marcasite, FeOx (in oxidized ores or calcines), realgar and clay minerals (Chao et al., 1987; Wang et al., 1994). Solid solution gold and colloidal gold are the two major forms of submicroscopic gold.

The geological characteristics, geochemical signature …

2020-1-14 · Examples of large Type I deposits include Batu Hijau, Panguna, Endeavour 26N, Yerington, Bajo de la Alumbrera, Christmas, Dinkidi-Didipio and Cadia-Ridgeway. In contrast, Type II deposits are characterized by chalcopyrite-pyrite-(hematite) introduced during transitional-stage, chlorite-

Batu Hijau Mine, Indonesia Tourist Information

Copper sulphides such as chalcopyrite and bornite are frequently associated with the gold component of these deposits. As of the end of 2005 the remaining ore reserves at the Batu Hijau included 2.77 million tonnes of copper with an average grade of 0.69g/t gold, which would allow mining to continue until 2025. Mining & Milling :

Gold in porphyry copper deposits: its abundance and fate ...

2002-10-1 · Including this unusual chalcopyrite grain, the average gold content of all chalcopyrites from Batu Hijau would be 0.54 ppm, which is higher than all of the remaining 46 analyses of chalcopyrite. Excluding this grain, the average would be 0.08 ppm Au, which is more representative of the amount of gold in all other chalcopyrite grains at Batu Hijau.

Batu Hijau Copper, Gold Mine ~ Mining Geology

2015-4-30 · Ore geology and Mineralization: The Batu Hijau porphyry Cu‐Au deposit is a world‐class island arc type porphyry deposit, located on the southwestern portion of Sumbawa Island, Nusa Tenggara Barat Province, Indonesia. This 12 km by 6 km …

Batu dan Mineral

Batu dan Mineral Chalcopyrite: sifat dan warna mineral, asal dan aplikasi Ciri-ciri dan Sejarah Diamond Hope Bagaimana membezakan berlian daripada zirkonia padu? Turmalin tembikai: perihal batu, sifat dan penggunaannya Shungit: sifat batu, kegunaan ...

Gold paragenesis and chemistry at Batu Hijau, Indoneisa ...

2004-9-10 · The saturation temperatures are significantly lower than the deposition temperatures of bornite (500–700 °C) and chalcopyrite (450–500 °C) at Batu Hijau (Garwin 2000) further supporting Kesler et al.''s suggestion that gold is exsolved during cooling of the deposit. They concluded that the average gold grades of bulk ore and Cu/Au ratios ...

Overview of the Tectonic Setting and Geology of …

2015-9-15 · chalcocite, digenite, and bornite. Transitional-stage veins contain chalcopyrite with minor or trace bornite. Supergene copper mineralization is only developed beneath goethitic leached caps at Batu Hijau and Elang, where a weak chalcocite blanket averaging 40 m thick and 0.5 to 0.7% Cu (500 ×

Geophysical signatures of copper-gold porphyry and ...

2015-3-19 · 2.3 Stereographic projections of components isolated in Batu Hijau by stepwise thermal and stepwise AF demagnetisation 2.4 Batu Hijau section showing chalcopyrite and pyrite concentrations and chargeability. 2.5 Elang porphyry showing a plan of alteration, RTP magnetics, 200m depth slice of resistivity, and 200m depth slice of chargeability

Iron-isotope systematics from the Batu Hijau Cu-Au deposit ...

Gold in porphyry copper deposits: its abundance and fate ...

Iron-isotope systematics from the Batu Hijau Cu-Au …

2017-9-5 · The chalcopyrite data from Batu Hijau is in agreement with results from other porphyry deposits, defining a range of δ 57 Fe of − 1.26 to 0.29‰. Our results are the first published results of δ 57 Fe value of magmatic-hydrothermal bornite, co-precipitated with chalcopyrite, and show that bornite and chalcopyrite have similar isotopic values.

The Geologic Setting of Intrusion-Related Hydrothermal ...

2002-1-1 · At Batu Hijau, hypogene chalcocite, digenite, bornite, and native gold compose part of early A-veinlets, and chalcopyrite ± bornite occur in transitional B-veins. Late pyritic D-veins contain chalcopyrite ± minor bornite. The peripheral porphyry systems lack the early copper-sulfide assemblages and are characterized by late-stage pyrite ...

Batu Hijau Copper-Gold Mine, Indonesia

2020-1-11 · Batu Hijau is an open-pit mine. Ore is transported to the primary crushers using P&H 4100 electric mining shovels and a fleet of 220t-capacity 793C mechanical-drive haul trucks. The mine typically handles around 600,000t/d of ore and waste, the ore grading an average 0.49% copper and 0.39g/t gold. Following primary crushing, the ore ...

Natural Chalcopyrite 2 3 4Mm Faceted Bulat Ukuran Kecil ...

Natural Chalcopyrite 2 3 4Mm Faceted Bulat Ukuran Kecil Mini Batu Manik-manik untuk Membuat Perhiasan Gelang Kalung 15 "Aksesoris

Developing a Bulk Circuit Suitable for Chalcopyrite Pyrite ...

2019-10-9 · and Batu Hijau (Indonesia) use a lime circuit with selective collectors for efficient recovery of a copper product and a pyrite - gold product separately. ... The chalcopyrite and pyrite losses in the tailing from the rougher circuit were the same for both bulk and sequential roughing (less than 6%). In cleaning (bulk circuit), the effective pH ...

Pemetaan Geologi, Alterasi, Mineralisasi dan Kerapatan ...

Bornite (Cu5FeS4) and Chalcopyrite (CuFeS2) are the maincopper sulfide ore and Pyrite as gangue mineral. Quartz vein density zone onresearch area is divided to very abudant quartz vein density (10-15%), abundantquartz vein density (5-9,9%), moderate quartz vein density (3-4,9%) and rarequartz vein density (0,3-2,9%).

Gold paragenesis and chemistry at Batu Hijau, Indonesia ...

Unlike many other porphyry copper–gold deposits, early copper minerals (bornite–digenite–chalcocite) are well preserved at Batu Hijau and the chalcopyrite–pyrite overprint is less developed. Hence, it provides an excellent opportunity to study the entire gold paragenesis of the porphyry system.

Batu Hijau Copper-Gold Mine

2020-8-15 · Batu Hijau is an open-pit mine. Ore is transported to the primary crushers using P&H 4100 electric mining shovels and a fleet of 220t-capacity 793C mechanical-drive haul trucks. The mine typically handles around 600,000t/d of ore and …

:.PDF

2017-8-26 · :.PDF,Porphyry deposits: Hydrothermal alteration and mineralisation : Quartz‐magnetite‐chalcopyrite veins in potassic‐altered monzodiorite, Grasberg Alteration + mineralisation • ...

Chalcopyrite (26 foto): sifat magis tembaga pirit ...

Chalcopyrite adalah permata yang dapat meningkatkan keupayaan pemilik untuk berjaya dalam perniagaan. Ia sering digunakan sebagai azimat, yang membolehkan anda membuat keuntungan maksimum. Batu ini nikmat para pedagang, membantu menubuhkan komunikasi dan memperoleh kemahiran komunikasi yang diperlukan.

MINERALOGY AND ORIGIN OF COPPER

Polished thin section under reflected light, (e) blebs of native gold in chalcopyrite (Ccp) associated with sphalerite (Sp) and magnetite (Mag) and (f) replacement of pyrite (Py) by chalcopyrite (Ccp) associated with sphalerite (Sph). Paragenesis. Paragenetic sequence of skarn at the Batu …

Batu Marupa deposit (Sang karopi; Singkaropi), Makale ...

Batu Marupa deposit (Sang karopi; Singkaropi), Makale, Tana Toraja Regency, South Sulawesi Province, Indonesia : Cupper deposit consisting of small or large lenses, inside a completely altered intermediary subvolcanic rock. Situated on the southern slopes of the volcanic domes of Popomalangi (1242 m) and ...

Chlorides on Chalcopyrite Flotation

2017-7-1 · Chalcopyrite (CuFeS2) comprises nearly 70% of the Earth''s copper resources, and is the most important and abundant cupriferous mineral [1,2]. Chalcopyrite is typically processed ... Batu Hijau Concentrator in America (Newmont, operating from 2000) uses sea water to process gold-rich porphyry copper ore [10]. Inevitably, the application of highly