Английская Википедия:Glens Falls Formation

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Шаблон:Infobox rockunit The Glens Falls formation is the lowest (oldest) unit of the Trenton Group.[1]

Stratigraphy

The Shoreham member is the upper member of the formation. It contains much more clay and silica, resulting in beds of shale. Name after a quarry in Vermont.

The Larrabee Member is the lower member. It contains some clay in silica but has more carbonate material than the Shoreham. Name after a quarry in Vermont.[2]

Fossils

Trilobite Cryptolithus[3]

References

Шаблон:Reflist


Шаблон:NewYork-geologic-formation-stub

  1. Шаблон:Cite web
  2. David A. MacLean FACIES RELATIONSHIPS WITHIN THE GLENS FALLS LIMESTONE OF VERMONT AND NEW YORK
  3. Fisher, D.W., 1965a, Mohawk Valley Strata and structure; New York State Geological Association field guide, 37th Annual meeting, Union College