Geology and History
Geology and History
Geology and History of Mammoth Mountain.
Geologic History
Geologic History
Mammoth Mountain was built by a series of approximately 25 separate eruptive episodes between 100,000 and 51,000 years ago.
Mammoth Lakes Basin
Mammoth Lakes Basin
The Mammoth Lakes Basin is a large glacial cirque basin that was carved by the grinding movement of glacial ice and rocks entrained within the ice.
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Geologic History of Mammoth Mountain
Mammoth Mountain straddles the southwest rim of Long Valley Caldera. It is the largest post-caldera volcanic feature in the Long Valley area. Mammoth Mountain was built by a series of approximately 25 separate eruptive episodes between 100,000 and 51,000 years ago.
Mammoth Lakes Basin, California
The Mammoth Lakes Basin is a large glacial cirque basin that was carved by the grinding movement of glacial ice and rocks entrained within the ice.