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Chalcopyrite (/ˌkælkəˈpaɪˌraɪt, -koʊ-/ KAL-kə-PY-ryte, -koh-) is a
copper iron
sulfide mineral and the most
abundant copper ore mineral. It has the chemical...
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widely in
porphyry copper deposits along with the more
common chalcopyrite.
Chalcopyrite and
bornite are both
typically replaced by
chalcocite and covellite...
- of
copper sulfide deposits.
Commonly found as
coatings on chalcocite,
chalcopyrite, bornite, enargite, pyrite, and
other sulfides, it
often occurs as pseudomorphic...
- identified. Ore
minerals in IOCG
deposits are
typically copper-iron
sulfide chalcopyrite and
gangue pyrite,
forming 10–15% of the rock m****.
Supergene profiles...
- of gold. It was
considered to be the
largest deposit of
nearly pure
chalcopyrite ever
discovered in Canada. A mill was not
initially needed because the...
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volcanogenic m****ive
sulfide deposits. It is
found in ****ociation with galena,
chalcopyrite,
pyrite (and
other sulfides), calcite, dolomite, quartz, rhodochrosite...
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Image Name
Formula %
Copper when pure
Chalcopyrite CuFeS2 34.5
Chalcocite Cu2S 79.8
Covellite CuS 66.5
Bornite 2Cu2S·CuS·FeS 63.3
Tetrahedrite Cu3SbS3...
- and
light brownish bronze streak. In contrast, pyrite,
pyrrhotite and
chalcopyrite will all
display much
darker streaks:
brownish black,
greyish black,...
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platinum group and
other metals. This
magma formed into pyrrhotite,
chalcopyrite and
pentlandite rocks, as well as
cubanite and magnetite. In 1856 while...
- In
later years "orichal****" was used to
describe the
sulfide mineral chalcopyrite and also to
describe br****.
These usages are
difficult to
reconcile with...
