Definitions
from The Century Dictionary.
- noun In mining, a machine for dressing ore; an ore-separator; a vanning-machine.
from the GNU version of the Collaborative International Dictionary of English.
- noun (Mining) A machine for concentrating ore. See
frue vanner .
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun A machine for concentrating ore.
Etymologies
Sorry, no etymologies found.
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Examples
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The name most common here, "vanner" is probably the one least acknowledged, in England, said Arnold.
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The name most common here, "vanner" is probably the one least acknowledged, in England, said Arnold.
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We all imagine Beckett to be that vanner and would like to set her up as the target of one of those Top Gear stunts where a caravan is destroyed by interesting technical means.
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For a Frue or Triumph vanner, with 220 revolutions per min.
Getting Gold: a practical treatise for prospectors, miners and students
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The only faults with the vanner are -- first, it is rather slow; and secondly, though so ingenious it is just a little complicated in construction for the average non-scientific operative.
Getting Gold: a practical treatise for prospectors, miners and students
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The Frue vanner is an endless indiarubber band drawn over an inclined table, to which a revolving and side motion is given by ingenious automatic mechanism, the pulp being automatically fed from the upper end, and the concentrates collected in a trough containing water in which the band is immersed in its passage under the table; the lighter particles wash over the lower end.
Getting Gold: a practical treatise for prospectors, miners and students
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Chinamen were working these forerunners of the Frue vanner forty years ago in Australia, and getting fair returns.
Getting Gold: a practical treatise for prospectors, miners and students
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"Horse (vanner), thick set, 16 hands, 7 years, master 2 tons, reason sale, requires care when taken out of harness."
Punch, or the London Charivari, Volume 152, February 28, 1917 Various
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I lately learned that the principle of one of our newest concentrating machines, the Frue vanner, was known in India and the East centuries ago; and we have it on good authority -- that of Pliny -- that gold saving by amalgamation with mercury was practised before the Christian era.
Getting Gold: a practical treatise for prospectors, miners and students
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The Frue vanner will, as a rule, act well when the pulp is sufficiently fine.
Getting Gold: a practical treatise for prospectors, miners and students
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