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Title
Panum Crater Obsidian Crystal Large Pieces #169538753
Description
DescriptionPanum Crater is a volcanic cone that is part of the Monoââ¬âInyo Craters, a chain of recent volcanic cones south of Mono Lake and east of the Sierra Nevada, in California, United States. Panum Crater is between 600 and 700 years old, and it exhibits all of the characteristics of the textbook rhyolitic lava dome. Wikipedia