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Transcript of Chalcopyrite
commonly given to tarnished,
iridescent Bornite, but is usually
Chalcopyrite with a heavy tarnish
produced by acid. ( CuFeS 2 ) Other Pictures Characteristics Hardness: 3.5 - 4.0 Texture: Color: Luster: Streak Color: Cleavage:
Fracture: Specific Gravity: Brass yellow to Golden yellow.
Tarnishes purple, blue, and red. Metallic Black with slighty green tinge. Indiscernable Uneven 4.1 - 4.3 Grainy, Similar to that of Iron Pyrite Places Found or Mined Cornwall, England
Akita, Ugo, and Tochigi
Perfectures in Japan
La Bufa, Chihuahua ; Charcas,
San Luis Potosi, and the Noche Buena mine
in northern Mexico.
Joplin district of Missouri, Oklahoma,
and Kansas. ALTERNATE FORMS: REFERANCES: http://www.minerals.net/minerals/sulfides/chalcopy/chalcopy.html The Text Book, p. 919 Other Pictures Important products or uses The main ore for copper COULD NOT FIND AnY Often used for mental relaxation http://www.ehow.com/how_2204150_use-chalcopyrite-peacock-ore.html alms Children Is MAGNETIC IF HEATED http://webmineral.com/data/Chalcopyrite.shtml