Chalcocite: Mineral information, data and localities. - mindat.org
网页Formula: Cu2S. Colour: Blue black, gray, black, black gray, or steel gray. Lustre: Metallic, Sub-Metallic. Hardness: 2½ - 3. Specific Gravity: 5.5 - 5.8. Crystal System: Monoclinic. Member of: Chalcocite-Digenite Group. Name: Named chalcosine in 1832 by François Sulpice Beudant from Greek, "chalkos", copper.
Chalcocite | Copper Ore, Sulfide Ore, Ore Mining | Britannica
网页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.
The Mineral chalcocite - The Mineral and Gemstone Kingdom
网页Detailed properties and locality information guide about the copper ore mineral chalcocite: bristol, cornwall.
Chalcocite Mineral Data
网页Environment: Secondary mineral in or near the oxidized zone of copper sulfide deposits. IMA Status: Valid Species (Pre-IMA) 1832. Locality: Cornwall, England and Butte, Montana. Link to MinDat.org Location Data. Name Origin: …
Chalcocite – WGNHS – UW–Madison
网页Chalcocite is formed either as a primary vein mineral or, more typically, in supergene deposits where it forms as a result of the redeposition of copper from the breakdown of minerals such as chalcopyrite or bornite.
网页Chalcocite Cu2S. Crystal Data: Monoclinic, pseudo-orthorhombic. Point Group: 2/m or m. Crystals are short prismatic [001], thick to tabular {001}, to 12 cm across, and prismatic [100], to 25 cm long; {001} is striated k [100]. Massive, compact, fine powdery.
Chalcocite (cc) - SpringerLink
网页2023年7月13日 · This chapter describes the important copper ore Chalcocite (abbrv. cc), as seen with optical, reflected light microscopy. Compositional data, main properties and optical parameters are first summarized (introductory table and preliminary remarks).
Chalcocite - Celestial Earth Minerals
网页METAPHYSICAL PROPERTIES, LORE, USES: Chalcocite is a major ore of copper. Containing 79 percent copper by weight, it is the most profitable of all copper ores. Probably because it rarely forms crystals, chalcocite is one of the few common minerals that is not assigned metaphysical significance.
Chalcocite - chemeurope.com
网页Chalcocite, copper(I) sulfide (Cu 2 S), is an important copper ore mineral. It is opaque, being colored dark-gray to black with a metallic luster. It has a hardness of 2½ - 3. It is a sulfide with an orthorhombic crystal system.
Chalcocite - Scientific Lib
网页Chalcocite, copper (I) sulfide (Cu 2 S), is an important copper ore mineral. It is opaque, being colored dark-gray to black with a metallic luster. It has a hardness of 2½ - 3. It is a sulfide with an orthorhombic crystal system. Chalcocite is sometimes found as a primary vein mineral in hydrothermal veins.
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