Search results
Results from the WOW.Com Content Network
The Silurian Bloomsburg Formation is a mapped bedrock unit in Pennsylvania, New Jersey, New York and Maryland. It is named for the town of Bloomsburg, Pennsylvania , in which it was first described. The Bloomsburg marked the first occurrence of red sedimentary rocks in the Appalachian Basin .
The geology of the State of New York is made up of ancient Precambrian crystalline basement rock, forming the Adirondack Mountains and the bedrock of much of the state. These rocks experienced numerous deformations during mountain building events and much of the region was flooded by shallow seas depositing thick sequences of sedimentary rock ...
"Bedrock Geology of the Penn Yan and Keuka Park Quadrangles New York". Geological Survey Bulletin (1161-G). USGS "Middlesex Shale Formation – Sonyea Group". Shanan E. Peters & Noel A. Heim. Archived from the original on 2015-09-23; Schieber, J. (1999).
The Passaic Formation is a mapped bedrock unit in Pennsylvania, New Jersey, and New York. It was previously known as the Brunswick Formation since it was first described in the vicinity of New Brunswick, New Jersey. It is now named for the city of Passaic, New Jersey, which is near where its type section was described by paleontologist Paul E ...
The name was coined by T.A Conrad, 1839 in the New York State Geological Survey Annual Report. Named for the Helderberg Escarpment or Helderberg Mountains. [1] 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. [2] The Helderberg is composed chiefly of limestone and ...
Bedrock geology of Rensselaer County, with the Plateau center, indicated by the oblong mottled area marked Cr.Legend here.. The Rensselaer Plateau is a small plateau located in the central portion of Rensselaer County, New York; it generally encompasses significant parts of the towns of Berlin, Stephentown, Sand Lake, Poestenkill, and Grafton, along with small sections of several other nearby ...
The Triassic Stockton Formation is a mapped bedrock unit in Pennsylvania, New Jersey, and New York. It is named after Stockton, New Jersey, where it was first described. It is laterally equivalent to the New Oxford Formation in the Gettysburg Basin of Pennsylvania and Maryland. [1]
"Geologic map of New York: Finger Lakes sheet". New York State Museum; Bergin, M. J. (1964). "Bedrock Geology of the Penn Yan and Keuka Park Quadrangles New York". Geological Survey Bulletin (1161-G). USGS; Schieber, J. (1999). "Distribution and deposition of mudstone facies in the Upper Devonian Sonyea Group of New York".