Bridport Sand Formation
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The Bridport Sand Formation is a sandstone geological formation in central and southern England, noted for forming distinctive cliffs on the Jurassic Coast World Heritage Site. Bridport Sand is of Toa
Cliffs of Bridport Sand between Bridport and Burton Bradstock
Early Jurassic
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The Early Jurassic Epoch is the earliest of three epochs of the Jurassic Period. The Early Jurassic starts immediately after the Triassic–Jurassic extinction event, 201.3 Ma, and ends at the start of
Massive cliffs in Zion Canyon consist of Lower Jurassic formations, including (from bottom to top): the Kayenta Formation and the massive Navajo Sandstone
Lias formations at Lyme Regis, UK, known locally as Blue Lias