stamp battery
- noun
- Archaic
- The old gold mine was equipped with a stamp battery to crush the quartz rock.
Examples
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Many stamp batteries were used during the gold rush.
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Engineers restored the historic stamp battery as part of the mining museum exhibit.
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The noise from the stamp battery could be heard from miles away during the rush.
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The stamp battery crushed the gold ore efficiently.
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The old gold mine was equipped with a stamp battery to crush the quartz rock.
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Engineers restored the historic stamp battery as part of the mining museum exhibit.
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The noise from the stamp battery could be heard from miles away during the rush.
Synonyms
A heavy machine that pounds or crushes rock at a mine
A set of heavy machines used to crush rock in a mine
A machine that crushes rock to get metal from it
A machine with heavy metal hammers that crushes quartz rock to get gold and other minerals
A machine that crushes rock that has metal in it to get metals like gold
How Powerful
Surface Forms
Morphology
stamp + battery
The meaning is directly compositional: 'stamp' (a crushing machine) combined with 'battery' in the sense 'a group or series of similar devices' yields 'a set of stamps operated together' which matches the given definition. While 'battery' also has other senses (e.g. electrical cell), the grouping sense is common and cross-linguistically regular, so a B1 learner who knows the constituent meanings can infer the MWE.
Etymology
Stamp battery is a mining machine made of many heavy stamps that fall together into one stone bowl to crush rock with gold in it. The word battery here means a 'group' working together, so the name simply means a set of heavy stamps used to crush ore.