TERMIUM Plus®

The Government of Canada’s terminology and linguistic data bank.

CORE-STONE [1 record]

Record 1 1999-10-20

English

Subject field(s)
  • Erosion and Weathering (Geol.)
  • Petrography
DEF

An ellipsoidal or broadly rectangular joint block of granite formed by subsurface weathering in the same manner as a tor, but entirely separated from bedrock.

Key term(s)
  • corestone

French

Domaine(s)
  • Érosion et corrosion (Géologie)
  • Pétrographie
CONT

D'une manière générale il est difficile de faire la part de la désagrégation physique et de l'altération chimique chaque fois que l'eau est impliquée : il en est ainsi dans le débitage en boule du granite [...]

CONT

Boule de granite (dans sa matrice d'altération).

CONT

C'est souvent la desquamation qui est à l'origine de la décomposition en boules, les boules «pelant» calotte par calotte.

Spanish

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