Schoolcraft Formation information

The Schoolcraft Formation is a geologic formation in Michigan. It preserves fossils dating back to the Silurian period. Earth sciences portal Michigan...

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...

Jacobsville Sandstone is a red sandstone formation, marked with light-colored streaks and spots, primarily found in northern Upper Michigan, portions...

The Ionia Formation is a geologic formation in Michigan. It preserves fossils dating back to the Jurassic period. Earth sciences portal Michigan portal...

The Saginaw Formation is a geologic formation in Michigan. It preserves fossils dating back to the Pennsylvanian period. Earth sciences portal Michigan...

The Stonington Formation is a geologic formation in Michigan. It preserves fossils dating back to the Ordovician period. Earth sciences portal Michigan...

The Salina Group or Salina Formation is a Late Silurian-age, Stratigraphic unit of sedimentary rock that is found in Northeastern and Midwestern North...

The Rockview Formation is a geologic formation in Michigan. It preserves fossils dating back to the Silurian period. Earth sciences portal Michigan portal...

The Amherstburg Formation is a geologic formation in Ontario, Canada and Michigan, United States. It preserves fossils dating back to the Devonian period...

The Grand River Formation is a geologic formation in Michigan. It preserves fossils dating back to the Pennsylvanian period. Earth sciences portal Michigan...

The Garden Island Formation is a geologic formation in Michigan. It preserves fossils dating back to the Devonian period. Earth sciences portal Michigan...

areas where this Geologic Unit thins it is also called the Black River Formation (undifferentiated). One example of this is over the Cincinnati Arch &...

The Au Train Formation is a geologic formation in Michigan. It preserves fossils dating back to the Ordovician period. Earth sciences portal Michigan...

The Hendricks Formation is a geologic formation in Michigan. It preserves fossils dating back to the Silurian period. Earth sciences portal Michigan portal...

The Cordell Formation is a geologic formation in Michigan. It preserves fossils dating back to the Silurian period. Earth sciences portal Michigan portal...

The Lime Island Formation is a geologic formation in Michigan. It preserves fossils dating back to the Silurian period. Earth sciences portal Michigan...

The Bush Bay Formation is a geologic formation in Michigan. It preserves fossils dating back to the Silurian period. Earth sciences portal Michigan portal...

The Lucas Formation is a geologic formation in Michigan. It preserves fossils dating back to the Devonian period. McCall, Christian R (16 October 2018)...

The Dundee Limestone is a geologic formation in Michigan, Ohio and Ontario. It preserves fossils dating back to the Devonian period. Earth sciences portal...

The Byron Formation is a geologic formation in Michigan and Wisconsin. It preserves fossils dating back to the Silurian period. Earth sciences portal...

The Rapson Creek Formation is a geologic formation in Michigan. It preserves fossils dating back to the Silurian period. Earth sciences portal Michigan...

The Antrim Shale is a formation of Upper Devonian age in the Michigan Basin, in the US state of Michigan, and extending into Ohio, Indiana and Wisconsin...

Bertie Limestone, also referred to as the Bertie Dolomite and the Bertie Formation, is an upper Silurian (Pridoli, or Cayugan) geologic group and Lagerstätte...

The Ferron Point Formation is a geologic formation in Michigan. It preserves fossils dating back to the Devonian period. Earth sciences portal Michigan...

The Bois Blanc Formation is a geologic formation in Michigan. It preserves fossils dating back to the Devonian period. Earth sciences portal Michigan...

The Collingwood Formation is a geologic formation in Michigan. It preserves fossils dating back to the Ordovician period. Earth sciences portal 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...

The Manitoulin Dolomite is a geologic formation in Ontario. It preserves fossils dating back to the Silurian period. Earth sciences portal Ontario portal...

Dolomite Raisin River Dolomite Rapson Creek Formation Rockview Formation Salina Group Schoolcraft Formation St. Ignace Dolomite Llandovery Cabot Head Shale...