Dirt cone
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A dirt cone is a feature of a glacier, in which dirt, which has fallen into a hollow in the ice, forms a coating which insulates the ice below. The surrounding ice melts away, leaving the dirt cone.
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A dirt cone is a feature of a glacier, in which dirt, which has fallen into a hollow in the ice, forms a coating which insulates the ice below. The surrounding ice melts away, leaving the dirt cone.
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