The mystery of the Great Unconformity is inherently tied to two of geology’s other great enigmas: the rise and fall of Snowball Earth and the sudden emergence of complex life in the Ediacaran and ...

The size of the Great Unconformity also differs across the canyon, with a smaller gap to the east, Peak said. At its smallest, the gap covers about 250 million years.

Letter Published: 18 April 2012 Formation of the ‘Great Unconformity’ as a trigger for the Cambrian explosion Shanan E. Peters & Robert R. Gaines Nature 484, 363–366 (2012) Cite this article ...

This rock exposes the Great Unconformity, where 1.1 billion-year-old Pikes Peak granite is topped with 510 million-year-old sandstone outside of Manitou Springs, Colorado. Christine S. Siddoway ...

The local unconformity is called The Haulage. The Queenstown Heritage and Arts Festival, which stated in 2010, has this year been rebranded as The Unconformity to attract more artists and visitors.