WebThe brightly colored shales of the slope-forming Chinle Formation were laid down on top of this eroded surface. Petrified wood from the Petrified Forest Member of the Chinle is sometimes found at the base of Chinle slopes. … WebApr 28, 2024 · Chinle Formation This formation was recognized and named by H. E. Gregory in 1917. It consists of a variety of rock types such as conglomerate, sandstone, siltstone, and mudstone. The...
Paleobiota of the Chinle Formation - Wikipedia
WebDistribution of the Owl Rock member of the Chinle formation in the upper Little Colorado River area, Arizona and New Mexico ..... 127 x. INTRODUCTION The brilliant-hued Upper Triassic Chinle formation is exposed throughout large areas in the southern part of the Colorado Plateaus ... WebThe Rock Point Formation of the Chinle Group forms bones are not reworked. the slope below the sandstone that contains the phytosaur fossils (Lucas, 1993). Just below that sandstone, the Rock Point consists of color-mottled Phytosaur skull reddish brown, grayish red and brownish gray siltstones with numerous The phytosaur skull from Big Indian ... high breakout table
USGS: Geological Survey Professional Paper 132—A (Sedimentary Rocks)
WebThe Chinle formation is exposed in the Painted Desert of northern Arizona. The Chinle's colorful mudstones, and less abundant lenses of sandstone and conglomerate, were deposited by a large river system. This unit … WebChinle Group (NM,TX) Subunits: GROUP STATUS (alphabetical): Bull Canyon Formation (NM), Dockum Formation (TX), Garita Creek Formation (NM), Redonda Formation (NM), Rock Point Formation (NM), San Pedro Arroyo Formation (NM), Santa Rosa Formation (NM), Shinarump Formation (NM), Trujillo Formation (NM). WebJan 4, 2010 · Chinle Formation: Church Rock Member: 0-25: Brown massive fine- to medium-grained sandstone. Owl Rock Member: ... CHINLE FORMATION. Intertonguing fluvial mudstone, sandstone, and siltstone units of red, blue, and gray hues are combined in the Chinle Formation of the Circle Cliffs area. In ascending order the units are the … how far is niagara falls from montreal canada