Search results

Results 1 – 20 of 418
Advanced search

Search in namespaces:

There is a page named "Bois Blanc Formation" on Wikipedia

View (previous 20 | ) (20 | 50 | 100 | 250 | 500)
  • The Bois Blanc Formation is a geologic formation in Michigan. It preserves fossils dating back to the Devonian period. Earth sciences portal Michigan portal...
    2 KB (48 words) - 02:56, 7 March 2024
  • conformably overlain by the Devonian Bois Blanc Formation in Ontario and Onondaga Limestone in New York. Two formations within the Bertie Group, the Fiddler's...
    33 KB (1,902 words) - 06:08, 17 July 2024
  • Thumbnail for Knox Supergroup
    The Knox Supergroup, also known as the Knox Group and the Knox Formation, is a widespread geologic group in the Southeastern United States. The age is...
    15 KB (1,191 words) - 15:18, 30 August 2024
  • Thumbnail for Salina Group
    The Salina Group or Salina Formation is a Late Silurian-age, Stratigraphic unit of sedimentary rock that is found in Northeastern and Midwestern North...
    14 KB (1,300 words) - 01:07, 7 March 2024
  • Thumbnail for Onondaga Limestone
    of Onondaga chert for toolmaking by indigenous peoples. "Onondaga and Bois Blanc Limestones". United States Geological Survey. Retrieved 25 September 2015...
    13 KB (1,332 words) - 03:43, 15 June 2024
  • Thumbnail for West Falls Group
    the Portage Group. The West Falls formation is bounded above by the Java Formation and below by the Sonyea Formation. It comprises the Angola Shale and...
    6 KB (459 words) - 18:52, 25 May 2024
  • Thumbnail for Marcellus Formation
    The Marcellus Formation or the Marcellus Shale is a Middle Devonian age unit of sedimentary rock found in eastern North America. Named for a distinctive...
    102 KB (10,675 words) - 23:40, 16 July 2024
  • The Genesee Formation (Group) is a geologic formation in New York. It is equivalent the Harrell Shale in Pennsylvania. It date back to the Upper Devonian...
    7 KB (848 words) - 07:06, 28 March 2024
  • Thumbnail for Monongahela Formation
    The Monongahela Formation is a geologic formation in West Virginia, Pennsylvania, Ohio, and Maryland. It is dated to the Carboniferous period. The top...
    3 KB (154 words) - 23:53, 22 February 2024
  • Thumbnail for Tully Formation
    The Tully Formation is a geologic unit in the Appalachian Basin. The Tully was deposited as a carbonate rich mud, in a shallow sea at the end of the Middle...
    4 KB (300 words) - 03:14, 21 February 2024
  • The Rhinestreet Shale is a geologic formation in the Appalachian Basin. It dates back to the Devonian period. The Rhinestreet is an organic or Black Shale...
    3 KB (212 words) - 20:03, 25 May 2024
  • Thumbnail for Hamilton Group
    shale with some sandstone. There are two main formations encompassed by the group: the Mahantango Formation and the Marcellus Shale. In southwestern Virginia...
    15 KB (1,281 words) - 15:29, 2 April 2024
  • Helderberg Mountains. The upper portion of the Helderberg, or the Kalkberg Formation is host to the Bald Hill ash bed, dated to 417.6 million years ago. The...
    5 KB (445 words) - 12:09, 24 June 2024
  • The Schoharie Formation is a Devonian formation found in outcrop in New York, New Jersey, Pennsylvania, and Virginia. Also known as the "Schoharie Grit"...
    2 KB (119 words) - 22:51, 31 March 2024
  • Thumbnail for Pottsville Formation
    The Pennsylvanian Pottsville Formation is a mapped bedrock unit in Pennsylvania, western Maryland, West Virginia, Ohio, and Alabama. It is a major ridge-former...
    9 KB (767 words) - 13:23, 27 March 2024
  • Thumbnail for Berea Sandstone
    Berea Sandstone (category Geologic formations of Michigan)
    Berea Sandstone, also known as Berea Grit, is a sandstone formation in the U.S. states of Michigan, Ohio, Pennsylvania, West Virginia, and Kentucky. It...
    11 KB (1,065 words) - 13:39, 13 October 2023
  • Thumbnail for Munising Formation
    The Munising Group or Formation is a 1,700 feet (520 m) thick, white to light grey Cambrian sedimentary unit that crops out in Michigan and (to a lesser...
    4 KB (245 words) - 21:13, 20 July 2024
  • Thumbnail for Trenton Group
    Amherstburg Formation Anderdon Limestone Bell Shale Bois Blanc Formation Dundee Limestone Ferron Point Formation Long Lake Limestone Lucas Formation Rockport...
    3 KB (137 words) - 06:23, 9 February 2024
  • The Cattaraugus Formation is a geologic formation in New York. It preserves fossils dating back to the Devonian period. Earth sciences portal New York...
    1 KB (55 words) - 16:57, 16 April 2024
  • The Kerbel Formation is a geologic formation in Ohio. It dates back to the Cambrian. Earth sciences portal Ohio portal Paleontology portal Generalized...
    1 KB (30 words) - 07:55, 11 August 2024
View (previous 20 | ) (20 | 50 | 100 | 250 | 500)