Quick Overview: This is a schematic representation of the New to geology, want to learn some basic concepts, or just need a geology refresher? Join geology professor Shawn Willsey for ... Hike with a geologist and see spectacular exposures of the Great

Making An Unconformity - Detailed Overview & Context

This is a schematic representation of the New to geology, want to learn some basic concepts, or just need a geology refresher? Join geology professor Shawn Willsey for ... Hike with a geologist and see spectacular exposures of the Great This short video tutorial walks you through the process of drawing a field sketch of an angular PBS Member Stations rely on viewers like you. To support your local station, go to ↓ More info below ... Almost a billion years of time is missing from the Ozarks' geologic record, between the formation of Precambrian igneous rocks ...

This educational (non-profit) video was produced by Professor Drew Muscente for the Historical Geology course (GEO 130) at ... Did you know that about a quarter of the Earth's geologic history is just... missing? It's not that we can't find evidence. It's that the ... In the Grand Canyon, there is seemingly 1.2 billion years of rock and thus geologic history missing. As, 520 million year old rock ... Discussing the origin and geologic history of an

Photo Gallery

Making an Unconformity
Unconformities - an introduction
Geology 101 with Willsey, Episode #18: Unconformities (or Erosion Happens)
How Snowball Earth Leveled Mountains and Created the Great Unconformity
Unconformities Explained in 2 Minutes or Less
How to draw a field sketch of an unconformity
When a Billion Years Disappeared
Angular Unconformity
Missing time: The Great Unconformity in the Ozarks
Unconformities
Angular Unconformity
Angular and Nonconformity Animation
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