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词汇 stope
释义

Definition of stope in English:

stope

noun stəʊpstoʊp
usually stopes
  • An excavation in a mine working or quarry in the form of a step or notch.

    they haul the rock out of the stopes using buckets driven by small motorized winches
    Example sentencesExamples
    • By this time the mine had three shafts, many large stopes and hundreds of metres of drives.
    • The stopes from the 49th to the 48th level also contained datolites but not as many - an estimated 400 pounds of nodules were recovered.
    • Dunham noted that fluorite was more common in stopes developed on veins lower down in the Melmerby Scar Limestone than in the upper flats.
    • Nothing of interest was found, so we decided to check the short drift that was driven from No.2 shaft and was exposed from a stope that was mined to the surface.
    • For the next ten years it was leased to tributors who worked the old stopes of the conglomerate lode above the adit level.
    • The occurrence is in coarsely brecciated dolomite at the margin of a previously mined-out area in pillars and on the walls of a stope where the early work had ended.
    • There are numerous open stopes and interconnected, short, meandering, near-surface underground workings that are in varying degrees of collapse and very dangerous.
    • In January 1933 the company announced that it was suspending mining below the 81st level and would confine production to the hanging-wall backs left in the old stopes and inclined shaft pillars.
    • As a result of this practice immense stopes, or cavities, connected by narrow drives had been formed.
    • The mineralized vein was less than 2 feet wide, and the old stopes show extensive support timbering, necessary because of fracturing and extensive alteration of adjacent wall rock.
    • Huge stopes with textbook square-set timbering began permeating the interior of Green Hill because the almost-vertical gold, silver, and copper ore-shoots were mined profitably on a large scale.
    • This meant we had to carry heavy battery-powered lights into the old stopes.
    • We explored the areas that were not being mined, including miles of old abandoned drifts and stopes.
    • The new owners gave an extended lease of life to the mine by extracting ore from the footwall zone of the old stopes that were thought to have been mined out.
    • Open stopes extending upward to grass roots are not uncommon in the area, and hikers and tourists should take note of this danger.
    • Several pockets up to 1.3 meters and containing calcite crystals were exposed in the walls of the stopes.
    • Company geologists regularly visit stopes and development headings to gather samples, map local geology, and give direction to miners.
    • Chalcanthite was noted in several locations within the mine on this tour, with thick encrustations of bladed crystals in many of the older drifts and stopes.
    • Crystallized copper could still be found in the mined-out stopes, but we didn't find any datolite.
    • Another major development was an underground ore handling system for the drill, extraction and trucking levels associated with the stopes.
verb stəʊpstoʊp
[no object]usually as noun stoping
  • 1(in mining) excavate a series of steps or layers in (the ground or rock).

    (采矿中)回采,用梯段法采矿

    Example sentencesExamples
    • They financed the shaft and the equipment and they were away, sinking, drifting, and stoping, all at the same time, just as Rick laid it out.
    • Underground stoping, and work on the smelters had also been very costly.
    • Once more Aclare was alive with the sounds from tunneling, stoping, dressing, sorting, bagging, and the loading of ore from the mine.
    • Eventually stoping cut farther into the veins so that either shafts had to be sunk or adits driven into the hillside to make connections with the underground workings.
    1. 1.1as noun stopingGeology The process by which country rock is broken up and removed by the upward movement of magma.
      〔地质〕受顶蚀作用
      Example sentencesExamples
      • In summary, magmas do not have to rise in the crust by slow, density-driven diapiric processes, or stoping processes where the magma detaches and absorbs blocks of surrounding rock.
      • The intrusions are passively emplaced into the surrounding host by stoping and assimilation.
      • Emplacement was accompanied by local dilation to form contact parallel, NNW- and WNW-trending dykes and by stoping of contacts.

Origin

Mid 18th century: apparently related to the noun step.

Definition of stope in US English:

stope

nounstoʊpstōp
usually stopes
  • An excavation in a mine working or quarry in the form of a step or notch.

    they haul the rock out of the stopes using buckets driven by small motorized winches
    Example sentencesExamples
    • There are numerous open stopes and interconnected, short, meandering, near-surface underground workings that are in varying degrees of collapse and very dangerous.
    • By this time the mine had three shafts, many large stopes and hundreds of metres of drives.
    • Open stopes extending upward to grass roots are not uncommon in the area, and hikers and tourists should take note of this danger.
    • The new owners gave an extended lease of life to the mine by extracting ore from the footwall zone of the old stopes that were thought to have been mined out.
    • Company geologists regularly visit stopes and development headings to gather samples, map local geology, and give direction to miners.
    • As a result of this practice immense stopes, or cavities, connected by narrow drives had been formed.
    • This meant we had to carry heavy battery-powered lights into the old stopes.
    • For the next ten years it was leased to tributors who worked the old stopes of the conglomerate lode above the adit level.
    • We explored the areas that were not being mined, including miles of old abandoned drifts and stopes.
    • Huge stopes with textbook square-set timbering began permeating the interior of Green Hill because the almost-vertical gold, silver, and copper ore-shoots were mined profitably on a large scale.
    • Crystallized copper could still be found in the mined-out stopes, but we didn't find any datolite.
    • Dunham noted that fluorite was more common in stopes developed on veins lower down in the Melmerby Scar Limestone than in the upper flats.
    • The stopes from the 49th to the 48th level also contained datolites but not as many - an estimated 400 pounds of nodules were recovered.
    • Several pockets up to 1.3 meters and containing calcite crystals were exposed in the walls of the stopes.
    • The occurrence is in coarsely brecciated dolomite at the margin of a previously mined-out area in pillars and on the walls of a stope where the early work had ended.
    • Another major development was an underground ore handling system for the drill, extraction and trucking levels associated with the stopes.
    • Chalcanthite was noted in several locations within the mine on this tour, with thick encrustations of bladed crystals in many of the older drifts and stopes.
    • In January 1933 the company announced that it was suspending mining below the 81st level and would confine production to the hanging-wall backs left in the old stopes and inclined shaft pillars.
    • The mineralized vein was less than 2 feet wide, and the old stopes show extensive support timbering, necessary because of fracturing and extensive alteration of adjacent wall rock.
    • Nothing of interest was found, so we decided to check the short drift that was driven from No.2 shaft and was exposed from a stope that was mined to the surface.
verbstoʊpstōp
[no object]usually as noun stoping
  • 1(in mining) excavate a series of steps or layers in (the ground or rock).

    (采矿中)回采,用梯段法采矿

    Example sentencesExamples
    • Eventually stoping cut farther into the veins so that either shafts had to be sunk or adits driven into the hillside to make connections with the underground workings.
    • Underground stoping, and work on the smelters had also been very costly.
    • They financed the shaft and the equipment and they were away, sinking, drifting, and stoping, all at the same time, just as Rick laid it out.
    • Once more Aclare was alive with the sounds from tunneling, stoping, dressing, sorting, bagging, and the loading of ore from the mine.
    1. 1.1as noun stopingGeology The process by which country rock is broken up and removed by the upward movement of magma.
      〔地质〕受顶蚀作用
      Example sentencesExamples
      • The intrusions are passively emplaced into the surrounding host by stoping and assimilation.
      • Emplacement was accompanied by local dilation to form contact parallel, NNW- and WNW-trending dykes and by stoping of contacts.
      • In summary, magmas do not have to rise in the crust by slow, density-driven diapiric processes, or stoping processes where the magma detaches and absorbs blocks of surrounding rock.

Origin

Mid 18th century: apparently related to the noun step.

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