Chromite is an iron chromium oxide: FeCr 2 O 4. It is an oxide mineral belonging to the spinel group. Magnesium can substitute for iron in variable amounts as it forms a solid solution with magnesiochromite (MgCr 2 O 4); substitution of aluminium occurs leading to hercynite (FeAl 2 O 4).
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4.2 Production Capacity of the Chrome Sector Table 2: Zimbabwe Chrome Ore Production In the last 30 years the chrome sector has experienced highs and lows in production. The highest production levels were recorded in 1997, 2001 and 2002 when the sector produced over 750 000 tonnes per year. The lowest figures were recorded in 2009 when the country produced less than 200 000 tonnes. At the ...
Harare - Zimbabwe on Tuesday lifted a four-year ban on chrome ore exports. The country also licensed 12 private companies and a state-owned firm to ship excess ore for smelting outside the country and lowered electricity tariffs for miners of the base metal from 8 cents to 6.7c per Kilowatt hour, two cabinet ministers confirmed.