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Chalcocite | mineral | Britannica

Chalcocite, sulfide mineral that is one of the most important ores of copper. Valuable occurrences include deposits of sulfide minerals at Ely, Nev., and Morenci, Ariz., where other components of the original rock have been dissolved away; it is also found with bornite in the sulfide veins of

Chalcocite - Wikipedia

Chalcocite (UK: / ˈ k æ l k ə ˌ s aɪ t /), copper(I) sulfide (Cu 2 S), is an important copper ore mineral. It is opaque and dark-gray to black with a metallic luster.It has a hardness of 2 1 ⁄ 2 - 3 on the Mohs scale.It is a sulfide with an orthorhombic crystal system.

Bornite Facts - Softschools.com

Found in hydrothermal veins, contact metamorphic rocks, and in the enriched zone of sulfide copper deposits is Bornite, which is often referred to as Peacock Ore. It is a copper iron sulfide mineral, a common ore of copper. It is easily recognized in iridescent shades of blue, purple, green and yellow on a tarnished surface. On a fresh surface it can appear as brownish bronze.

: bornite

THE RELATION OF BORNITE AND CHALCOCITE IN THE COPPER ORES OF THE VIRGILINA DISTRICT OF NORTH CAROLINA AND IA. by Francis B Laney | Jan 1, 1911. Pamphlet ... GemGift 8 oz Medium Size Rough Peacock Ore - Rough Bornite Stones - Purple Rocks - Meditation Stones - Happiness Stone - Chakra Stone. $12.99 $ 12. 99.

Chalcocite Facts - Softschools.com

One of the most important ores of the copper mineral is chalcocite, and compared to other ores it has the most benefits. Chalcocite has a content of high copper, and copper can be easily separated from sulfur. Chalcocite is very scarce, and it is formed from the mineral's alteration of primary copper attacked by oxygen. The color of chalcocite may be black or blackish-grey, with a grayish ...

Chalcopyrite or Bornite or Peacock Ore or Peacock Copper ...

They also have info and nice pics of natural Bornite Energetically speaking, Chalcopyrite's vibrational action is said to be stronger than that of Bornite. Natural Chalcopyrite is described as a brassy yellow or gold tarnishing to multicolor, a copper ore mixed with iron …

Bornite - Wikipedia

Bornite is an important copper ore mineral and occurs widely in porphyry copper deposits along with the more common chalcopyrite. Chalcopyrite and bornite are both typically replaced by chalcocite and covellite in the supergene enrichment zone of copper deposits. Bornite is also found as disseminations in mafic igneous rocks, in contact ...

12. Supergene Ore and Gangue Characteristics

Supergene Ore and Gangue Characteristics By Randolph A. Koski ... copper and other metals are mobilized from primary massive sulfide ore and reprecipitated at depth. This precipitation of Cu ... chalcocite, enargite chalcocite, bornite, chalcopyrite covellite, chalcocite…

Bornite (Peacock Ore) - Prehistoric Online

Bornite is an important copper ore mineral and occurs widely in porphyry copper deposits along with the more common chalcopyrite. Chalcopyrite and bornite are both typically replaced by chalcocite and covellite in the supergene enrichment zone of copper deposits. Bornite is also found as disseminations in mafic igneous rocks, in contact ...

Wisconsin Geological & Natural History Survey » Chalcocite

Minerals commonly associated with chalcocite include malachite, azurite, chalcopyrite, bornite and covellite. CRAWFORD COUNTY: Chalcocite is one of the components of the ore at the Plum Creek copper mine in the SE SW Sec. 26 T.8N R.5W northwest of Wauzeka and in adjacent areas along Otter Creek (Heyl and West, 1983).

Bornite - Mindat.org

A bornite-on-chalcocite specimen from the collection of John Barlow. The flat, integrown crystals show a steely blue sheen. ... this is a very rich sample of bornite ore from the locale. Throughout this ore specimen are iridescent highlights of neon blue, gold, and purple. ... A large chunk of iridescent bornite (Copper Iron Sulfide) from the ...

Bornite: A mineral, an ore of copper, often called ...

Chalcocite (UK: / ˈ k æ l k ə ˌ s aɪ t /), copper(I) sulfide (Cu 2 S), is an important copper ore mineral. It is opaque and dark-gray to black with a metallic luster.It has a hardness of 2 1 ⁄ 2 - 3 on the Mohs scale.It is a sulfide with an orthorhombic crystal system.. The term chalcocite comes from the alteration of the obsolete name chalcosine, from the Greek khalkos, meaning copper.

Butte ores - Missouri University of Science and Technology

Bornite occurs as abundant irregularly shaped replacement remnants ("sea islands") that are being replaced by chalcocite. This polished section has been freshly polished and therefore the bornite is still tan in color. Butte, Montana copper ores. Ore microscopy, reflected light, medium magnification.

Bornite peacock ore: The mineral Bornite information and ...

Bornite is an ore mineral of copper, and is known for its iridescent tarnish. "Peacock Ore", which is sold to amateur mineral collectors and tourists, is often labeled as a variety of Bornite. However, most Peacock Ore in reality is Chalcopyrite treated with acid, which produces a strongly-colored

Chalcocite: The mineral Chalcocite information and pictures

Chalcocite is an important copper ore. It has a high copper content and the process of extracting the copper from the sulfur in Chalcocite is relatively easily. Chalcocite is also an important collector's mineral, and good crystals command very high prices.

Bornite - an overview | ScienceDirect Topics

Jul 02, 2011· At a depth of 47 m, it intercepted a layer of chalcocite mineralization 49 m thick with an average content of 1.17% copper and 0.21 g/t gold. Interestingly, under the chalcocite blanket, there was a zone of hypogene copper mineralization containing covellite with a 252 m interval, which returned grades of 0.61% copper and 0.11 g/t gold.

Does Peacock Ore (Bornite) Have Healing Properties? Find ...

Bornite is a multicolored copper iron sulfide mineral ore. It was named after a mineralogist, Ignaz von Born. Its metallic finish when tarnished, gives out magnificent colors of deep purples, blues, and reds. You guessed that correct! That's why it is called peacock ore.

Bornite | mineral | Britannica

Bornite, a copper-ore mineral, copper and iron sulfide (Cu 5 FeS 4). Typical occurrences are found in Mount Lyell, Tasmania; Chile; Peru; and Butte, Mont., U.S. Bornite, one of the common copper minerals, forms isometric crystals but is seldom found in these forms. It alters readily upon weathering to chalcocite and other copper

Bornite Mineral Data

Bornite Briartite Catamarcaite. Comments: Briartite-type phase (Bri) in close association with catamarcaite (Ct) lining a cavity in massive bornite (Bn) - chalcocite (Cc) ore; Sp is sphalerite (CanMin v44:1481). Location: Bornite-rich ore from old dumps near the La Rosario vein, Capillitas epithermal deposit, Catamarca Province, Argentina..

Chalcocite: Properties and Occurrences - Assignment Point

Chalcocite, copper(I) sulfide (Cu 2 S), is an important copper ore mineral. It has been mined for centuries and is one of the most profitable copper ores. The reasons for this is its high copper content (67% atomic ratio and nearly 80% by weight) and the ease at which copper can be separated from sulfur.

Bornite

Bornite is an important copper ore mineral and occurs widely in porphyry copper deposits along with the more common chalcopyrite. Substantial variation in the relative amounts of copper and iron is possible and solid solution extends towards chalcopyrite (CuFeS 2 ) and digenite (Cu 9 S 5 ).

CHALCOCITE (Copper Sulfide)

Chalcocite is an important copper mineral ore. It has been mined for centuries and is one of the most profitable copper ores. The reasons for this is its high copper content (67% atomic ratio and nearly 80% by weight) and the ease at which copper can be separated from sulfur.

Bornite | Article about Bornite by The Free Dictionary

bornite[′bȯr‚nīt] (mineralogy) Cu5FeS4 A primary mineral in many copper ore deposits; specific gravity 5.07; the metallic and brassy color of a fresh surface rapidly tarnishes upon exposure to air to an iridescent purple. Bornite (named after the Austrian metallurgist and mineralogist I. Born, 1742–91), a mottled copper ore, a mineral and a ...

Copper ores - Danafloat

The main copper sulphide minerals are chalcopyrite (CuFeS2) chalcocite (Cu2S), covellite (CuS), bornite (Cu5FeS4), tetrahedrite ((Cu,Fe)12Sb4S13) and enargite (Cu3AsS4). The largest source of copper is from porphyry ore deposits in which one or a combination of …

Chalcopyrite - Mineral and Healing Properties

As an ore of copper, the yield of chalcopyrite is rather low in terms of atoms per molecule. It is only 25%, compared to other copper minerals such as chalcocite, Cu2S - 67%; cuprite, Cu2O - 67%; covellite, CuS - 50% or bornite Cu5FeS4 - 50%.

What is bornite - Answers

What is bornite? Unanswered Questions. Does Apple sell more 13' or 15' laptops? Why does using Chrome make my laptop fan work so much? ... It is used to extract copper. ...

Bornite from SpiritRock Shop

Bornite is an important copper ore mineral and occurs widely in porphyry copper deposits along with the more common chalcopyrite. Chalcopyrite and bornite are both typically replaced by chalcocite and covellite in the supergene enrichment zone of copper deposits. Bornite is also found as disseminations in mafic igneous rocks, in contact

Chalcopyrite or Bornite or Peacock Ore or Peacock Copper ...

But Wikipedia says this of Bornite: "Bornite has a brown to copper-red color on fresh surfaces that tarnishes to various iridescent shades of blue to purple in places. Its striking iridescence gives it the nickname peacock copper or peacock ore." Say wuhhhhhhhht? So. I ask again: is it Chalcopyrite, Bornite, Peacock Ore or Peacock Copper?????

Bornite Mineral | Physical - Optical Properties ...

Bornite is also known as "purple copper ore" and "variegated copper ore." Bornite crystals are uncommon. Although they exhibit orthorhombic symmetry, crystals, when found, are cubic, octahedral, or dodecahedral, often with curved or rough faces. Bornite is frequently compact, granular, or massive and alters readily to chalcocite and ...

Copper Ore Chalcocite Bornite - soby.in

Copper Ore Chalcocite Bornite. Bornite Wikipedia Republished Wiki 2. Bornite is an important copper ore mineral and occurs widely in porphyry copper deposits along with the more commonte and bornite are both typically replaced by chalcocite and covellite in. Prices / Quote.