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Contributions, Summer 1965, 4.2

In this issue:

  • Genesis of recent gypsum in the Stinkingwater Mining Region, Park County, Wyoming
  • Multiple metamorphic episodes in Precambrian rocks near South Pass City, Wyoming
  • Random orientation of fossils and its significance
  • Persistence of variegated claystone in Red Peak Member, Chugwater (Triassic) Formation, Big Horn Basin, Wyoming
  • Tower Sandstone lenses at Green River, Wyoming
  • Pleistocene convolutions near city springs of Laramie, Wyoming