Upstream from Granite Park. Archean on the left bank and lava covering sediments on right. This stretch is one of the few where the river follows a fault

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  Upstream from the beach on left bank at Granite Park. Archean on left bank. The right bank is lava covering sediments. One of the few points in the Grand Canyon where the river follows a fault line

  Manuscripts

  mssMarston papers V089/0105

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  Up at Granite Park showing the section where the river follows a fault

  Manuscripts

  mssMarston papers V089/0157

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  Easterly along left bank at Granite Park. The side canyon follows the fault as it leaves the river

  Manuscripts

  mssMarston papers V089/0135

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  Easterly along left bank at Granite Park. The side canyon is the fault leaving the river

  Manuscripts

  mssMarston papers V089/0134.01

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  Easterly along left bank at Granite Park. The side canyon is the fault leaving the river

  Manuscripts

  mssMarston papers V089/0134.02

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  Upriver at Granite Park showing the fault

  Manuscripts

  mssMarston papers V089/0160