03:10
What Constitutes a Mineral Deposit
03:55
Earthquakes _ How & Where They Occur?
03:18
Introduction to Rock Description
03:07
Types of Volcanoes
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The Arabian Nubian Shield Geology; Structure & Economic Significance Overview
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Igneous Rocks_Scientific & Economic Significance
05:41
Sedimentary Rocks_Scientific & Economic Significance
08:26
Metamorphic Rocks_Scientific & Economic Significance
17:49
The Geologic Time Scale Overview
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