low-grade ore

См. также в других словарях:

• low-grade — adj. inferior; as, low grade ore. Opposite of {high grade}. [WordNet 1.5 +PJC] …   The Collaborative International Dictionary of English

• low-grade — /loh grayd /, adj. of an inferior quality, worth, value, etc.: The mine yields low grade silver ore. [1875 80; LOW1 + GRADE] * * * …   Universalium

• low-grade — adj. Low grade is used with these nouns: ↑ore …   Collocations dictionary

• ore dressing — noun crushing and separating ore into valuable substances or waste by any of a variety of techniques • Syn: ↑mineral extraction, ↑mineral processing, ↑mineral dressing, ↑ore processing, ↑beneficiation • Derivationally related forms: ↑beneficiate …   Useful english dictionary

• Ore sorting — refers to the process of separating an ore into separate constituent parts. Today, ore sorters are widely used in industrial mineral mines, diamond mines and base and precious metal mines. Ores are typically sorted to increase the efficiency of… …   Wikipedia

• ore body — noun : a more or less solid mass of ore that may consist of low grade as well as high grade ore and that is of different character from the adjoining rock * * * ore body noun A mass or vein of ore • • • Main Entry: ↑ore …   Useful english dictionary

• ore — noun ADJECTIVE ▪ rich ▪ high grade, low grade ▪ metal, mineral ▪ copper, gold, iron …   Collocations dictionary

• ore body — /ˈɔ bɒdi/ (say aw bodee) noun generally a solid and fairly continuous mass of ore, which may include low grade and waste as well as pay ore, but which is distinct from the surrounding country rock …  

• Ore grade — is a measure that describes the concentration of a valuable natural material (such as metals or minerals) in its surrounding ore. Ore grade is used to assess the economic feasibility of a mining operation: the cost of extracting a natural… …   Wikipedia

• Ore — For other uses, see Ore (disambiguation). Iron ore (Banded iron formation) …   Wikipedia

• Ore genesis — The various theories of ore genesis explain how the various types of mineral deposits form within the Earth s crust. Ore genesis theories are very dependent on the mineral or commodity. Ore genesis theories generally involve three components:… …   Wikipedia