Glass Mountain | |
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Elevation | 11,128 ft (3,392 m) NAVD 88[1] |
Prominence | 3,180 ft (969 m) [2] |
Location | |
Glass Mountain
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|
Range | Glass Mountain Range |
Coordinates | [1] |
Topo map | USGS Glass Mountain |
Glass Mountain, on the Inyo National Forest, is one of the tallest peaks in Mono County, California. It consists of a sequence of lava domes, flows, and welded pyroclastic flows of rhyolite composition that were erupted between 2.1 and 0.8 million years ago.[3] Obsidian, a naturally occurring volcanic glass, can be found on the mountain.[4]