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单词 caliche
释义

Definition of caliche in English:

caliche

noun kəˈliːtʃikəˈlitʃi
mass noun
  • 1A mineral deposit of gravel, sand, and nitrates, found in dry areas of America.

    Example sentencesExamples
    • Jess Haldeman, a partner in the firm, states that bedrock isn't available in the Las Vegas valley at a depth to support buildings, only occasional beds of caliche - a cemented soil very common to the Las Vegas area.
    • The formations consist of fine - to medium-grained fluvial sandstones, siltstones and overbank mudstones with abundant caliche soil formation, fossil leaves and logs.
    • There are no consistent indications of variations of climate apparent in the two sections, such as might be evidenced by variations in the occurrence of caliche and rare gypsum pseudomorphs.
    • The Rexroad Formation of Pliocene age is composed of silts, sands, consolidated gravels and numerous caliche zones, and overlies the Miocene Ogallala Formation in the Borchers Badlands.
    • When atmospheric circulation changed, bringing rain from the warm Pacific, vegetation grew upon and anchored the dunes, and caliche cemented the sand just below their surfaces.
    • Built of adobe, caliche, and limestone, ‘La Casita’ was recently restored by the Conservation Society.
    • The kinds of material that can be dated are also slightly different, and include coral, mollusc shells, marl, bone, teeth, caliche and calcretes, peat, wood, and detrital sediment.
    • A hardpan or impervious layer of soil (called caliche in the Southwest's low deserts) might be the cause.
    • Soils consisted of alluvial sands and no caliche layer was observed to a depth of 1 m.
    • Thus, the suite of sulfates found in the oxide zone of the Chuquicamata copper deposit and the nitrates and iodates found in the caliche deposits of northern Chile owe their existence to the extreme aridness of the great Atacama Desert.
    • The early diagenetic precipitation of hematite and calcite took place during subaerial exposure and are the results of caliche and palaeosol formation.
    • The urgent trade shifted surprisingly to Chilean deserts nearby, where deposits of caliche, a crude mineral conglomerate of salts, including nitrates, had been laid down during the late Tertiary and Quaternary eras.
    1. 1.1
      another term for calcrete
      Example sentencesExamples
      • On and around it the Hohokam would have constructed houses of mud, stone, and cementlike caliche.

Origin

Mid 19th century: from Latin American Spanish.

Rhymes

Campeche, peachy, preachy, screechy
 
 

Definition of caliche in US English:

caliche

nounkəˈlitʃikəˈlēCHē
  • 1A mineral deposit of gravel, sand, and nitrates, found especially in dry areas of South America.

    Example sentencesExamples
    • Built of adobe, caliche, and limestone, ‘La Casita’ was recently restored by the Conservation Society.
    • The formations consist of fine - to medium-grained fluvial sandstones, siltstones and overbank mudstones with abundant caliche soil formation, fossil leaves and logs.
    • The Rexroad Formation of Pliocene age is composed of silts, sands, consolidated gravels and numerous caliche zones, and overlies the Miocene Ogallala Formation in the Borchers Badlands.
    • When atmospheric circulation changed, bringing rain from the warm Pacific, vegetation grew upon and anchored the dunes, and caliche cemented the sand just below their surfaces.
    • A hardpan or impervious layer of soil (called caliche in the Southwest's low deserts) might be the cause.
    • Thus, the suite of sulfates found in the oxide zone of the Chuquicamata copper deposit and the nitrates and iodates found in the caliche deposits of northern Chile owe their existence to the extreme aridness of the great Atacama Desert.
    • Jess Haldeman, a partner in the firm, states that bedrock isn't available in the Las Vegas valley at a depth to support buildings, only occasional beds of caliche - a cemented soil very common to the Las Vegas area.
    • The urgent trade shifted surprisingly to Chilean deserts nearby, where deposits of caliche, a crude mineral conglomerate of salts, including nitrates, had been laid down during the late Tertiary and Quaternary eras.
    • The early diagenetic precipitation of hematite and calcite took place during subaerial exposure and are the results of caliche and palaeosol formation.
    • There are no consistent indications of variations of climate apparent in the two sections, such as might be evidenced by variations in the occurrence of caliche and rare gypsum pseudomorphs.
    • The kinds of material that can be dated are also slightly different, and include coral, mollusc shells, marl, bone, teeth, caliche and calcretes, peat, wood, and detrital sediment.
    • Soils consisted of alluvial sands and no caliche layer was observed to a depth of 1 m.
    1. 1.1 An area of calcium carbonate formed in the soils of semiarid regions.
      Example sentencesExamples
      • On and around it the Hohokam would have constructed houses of mud, stone, and cementlike caliche.

Origin

Mid 19th century: from Latin American Spanish.

 
 
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更新时间:2025/1/11 3:19:07