- Crystal Slope
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Crystal Slope (77°32′S 167°9′E / 77.533°S 167.15°E) is a western slope (3700 m) between Camp Slope and Robot Gully, leading down from the summit crater rim of Mount Erebus, Ross Island. So named because the slope includes a talus of large anorthoclase feldspar crystals.
This article incorporates public domain material from the United States Geological Survey document "Crystal Slope" (content from the Geographic Names Information System).
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