Rock ID With Willsey, Ep #4: Volcanic Rocks (andesite, dacite, rhyolite)

Описание: Curious about some rocks you found? Confused about tuff, sandstone, basalt, or diorite? This engaging video series by geology professor Shawn Willsey helps you learn to identify common rocks. We cover each major group of rocks, showcase basic types, and interpret the fascinating stories of rocks in this immersive series.

Here in Episode #4, learn to describe and identify these common volcanic rocks: andesite, dacite, and rhyolite with geology professor Shawn Willsey.

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Link to PDF of document: https://drive.google.com/drive/folder...

00:00 intro
00:30 overview
06:30 andesite
08:20 samples
10:42 dacite
11:46 samples
14:08 rhyolite
15:25 samples