Definition of block mountain in English:

block mountain

noun

Geology
  • A mountain consisting of a block or blocks bounded by normal faults in the earth's crust.

    See normal
    • ‘Steens Mountain, a 30-mile long fault block mountain in southeast Oregon, sits about 60 miles south of Burns.’
    • ‘The Teton Mountains of Wyoming and the Sierra Nevadas of California are classic examples of fault block mountains that rise abruptly from the surrounding land.’
    • ‘The Sangre de Cristos are fault block mountains with major fault lines running along both the east and west sides of the mountains and, in places, cutting right through them.’
    • ‘The Tetons are a still different kind - a fault block mountain range carved from a segment of the earth's crust that has been uplifted along a fault.’
    • ‘Southern Oregon is home to some of the finest examples of fault block mountains in North America.’