mixed ore

mixed ore

[′mikst ′ȯr]
(geology)
Any ore with both oxidized and unoxidized minerals.
References in periodicals archive ?
The mixed ore circuit experienced a 14% increase in throughput when the SAG volumetric filling degree changed from 21.9% to 37.2%, with little change in grind.
This complex deposit, comprising oxide, sulphide and mixed ore bodies, is situated some 5,000 m above sea level and straddles the border between Chile and Argentina.
Such mixed ores were therefore abandoned (perhaps the first known case in which worker safety was a factor in technology).
The results also showed a swing in primary copper mineralogy to mixed leach-ore types: in 1988, oxide ore accounted for 29% and sulphide 14%, with oxide/sulphide mixed ores representing 57%.
The company noted in its third-quarter report that the acid will benefit the Kansanshi operation by allowing the treatment of high acid-consuming oxide ores and the leaching of some mixed ores. It is already looking at doubling the smelter's capacity as soon as the first unit is commissioned.