Organ Rock Formation Organ Rock Formation The Organ Rock Formation or Organ Rock Shale is a formation within the late Pennsylvanian to early Permian Cutler Group and is deposited across southeastern Utah, northwestern New Mexico, and northeastern Arizona. This formation notably outcrops around Canyonlands National Park, Natural Bridges National Monument, and Monument Valley. The age of the Organ Rock is constrained to the latter half of the Cisuralian Epoch by age dates from overlying and underlying formations. Important early terrestrial vertebrate fossils have been recovered from this formation in northern Arizona, southern Utah, and northern New Mexico. These include the iconic Permian terrestrial
Calvert Cliffs State Park "Rickard's Cliffes," having given them his mother's family's name. Some 350 years later, the state park was developed with the General Assembly funding land purchases in each year from 1965 to 1968, then in 1969, dedicating money to the installation of the park's initial roads, parking area, and utilities. The Calvert Cliffs Nuclear Power Plant is located a short distance north of the park. The Dominion Cove Point liquid natural gas receiving station is visible off shore from the park beach. Calvert Cliffs State Park is mostly forested, with some wetland areas and a small pond for fishing. The park