mill ore

mill ore

[′mil ‚ȯr]
(mining engineering)
An ore that must be given some preliminary treatment before a marketable grade or a grade suitable for further treatment can be obtained.
References in periodicals archive ?
The use of electricity to mill ore is usually the largest consumer of energy on a mine site and ore comminution constitutes a significant percentage of electricity consumed worldwide, Mr Smith said.
Northern Sun currently has a contract in place with Wallbridge Mining to mill ore from its copper-nickel-PGM Broken Hammer deposit in Sudbury.
For the month of November Jerritt Canyon plans to process Jerritt ore for twenty days of the month and toll mill ore from Newmont USA Limited for ten days of the month.
The Feasibility Study estimates a National Instrument 43-101 ("NI 43-101") compliant proven and probable mill ore reserve of 965 million tonnes and a proven and probable heap leach ore reserve of 157 million tonnes, as outlined below.
In addition to Trench 3 currently being tested, other samples of run of mill ore are to be excavated and treated similarly at the testing laboratories in Adelaide to confirm the reliability of this beneficiation opportunity over a large-scale area.
Recovered metal-oxide sludge from California Gulch is mixed with local mill ore concentrates and shipped to an out-of-state smelter for metal recovery.
Brush Wellman's Utah operations mine and mill ore into an intermediate form for Elmore.
1 million tonnes of ore are stockpiled, moderately higher than previous months despite the 230,352 tonnes that have been processed, which represents approximately 6 months of mill ore feed.
The company plans to custom mill ore from northeastern Ontario and northwestern Quebec.
Table 1 - Penasquito Resource MILL ORE - SULFIDE Measured + NSR Ore NSR Lead Zinc Silver Gold Indicated Cutoff (Mtonnes) ($) (%) (%) (g/tonne) (g/tonne) Penasco $3.
When work is completed the mill will have both gold and base metals circuits, allowing the facility to custom mill ore from northeastern Ontario and northwestern Quebec.
Gold sales at Tanami increased 43% in the second quarter of 2007 from 2006, due to a 44% increase in mill ore grade.