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gritrock

/ˈɡrɪt.rɒk/

Traduction: Grès dur à gros grains, composé principalement de silice, utilisé comme roche résistante.

1 entrée

noun

/ˈɡrɪt.rɒk/B2formalscientific
  • frGrès dur à gros grains, composé principalement de silice, utilisé comme roche résistante.

A type of hard, coarse-grained sandstone composed mainly of silica.

  1. Hard Siliceous SandstoneC1formaltechnical

    A type of hard, coarse-grained sandstone that contains a high percentage of silica, making it resistant to weathering.

    frGrès siliceux dur

    • The old castle walls were built from locally sourced gritrock.
    • Geologists identified the ridge as composed of ancient gritrock formations.
    • This gritrock layer provides excellent drainage for the soil above it.
    • The quarry specializes in extracting gritrock for construction use.

    Synonymesgritgritstone