Frontier Formation, Sedimentary geological formation in Wyoming, United States
The Frontier Formation extends across multiple counties in Wyoming, containing thick layers of gray sandstone, dark shale, and distinctive oyster coquina deposits.
W.C. Knight officially named and documented the Frontier Formation in 1902, establishing its geological significance during extensive studies of Wyoming's natural resources.
The formation contains numerous dinosaur remains, including Nodosaurus textilis and Stegopelta landerensis, making it valuable for paleontological research and education.
Located at coordinates 42.133333, -107.583333, the formation spans approximately 2,000 feet in thickness and requires specialized equipment for geological examination.
The formation includes alternating layers of yellow and gray sandstones with multiple coal beds, revealing complex environmental changes during the Late Cretaceous period.
GPS coordinates: 42.13333,-107.58333
Latest update: March 4, 2025 23:41
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