2. Extractive metallurgy
2.1 Natural state
The main chromium ores are listed in table 1 in order of importance.
Chromite, or chromium ore, belongs to the spinel group.
Pure chromite or FeCr 2 O 4 iron chromite contains 46.6% chromium and 67.90% Cr 2 O 3 oxide. Rhodesian rocks contain an average of 48% of this oxide.
chromite analysis
Cr 2 O 3 ...
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Extractive metallurgy
Chromium metal production
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