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a sharp rugged mountain ridge, produced by glaciation. |
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to break up or splinter so as to produce a detached piece. |
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a bowl-shaped, steep-walled mountain basin carved by glaciation, often containing a small, round lake. |
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Continental Glacier [image] |
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a glacier that spreads out from a central mass of ice. |
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A deep fissure, as in a glacier; a chasm. |
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An elongated hill or ridge of glacial drift. |
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a piece of rock that deviates from the size and type of rock native to the area |
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A long, narrow ridge of coarse gravel deposited by a stream flowing in or under a decaying glacial ice sheet |
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partially consolidated snow that has passed through one summer melt season but is not yet glacial ice. |
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Steep-sided, flat-bottomed valley formed by a glacier. The erosive action of the glacier and of the debris carried by it results in the formation not only of the trough itself but also of a number of associated features, such as hanging valleys |
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an extended mass of ice formed from snow falling and accumulating over the years and moving very slowly, either descending from high mountains, as in valley glaciers, or moving outward from centers of accumulation, as in continental glaciers. |
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A pyramidal mountain peak, esp. one having concave faces carved by glaciation. |
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An extensive dome-shaped or platelike perennial cover of ice and snow that spreads out from a center and covers a large area, especially of land. |
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the forward section or seaward edge of an ice shelf. |
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a broad, thick sheet of ice covering an extensive area for a long period of time. |
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A short ridge or mound of sand and gravel deposited during the melting of glacial ice |
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A depression left in a mass of glacial drift, formed by the melting of an isolated block of glacial ice. |
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a ridge, mound, or irregular mass of unstratified glacial drift, chiefly boulders, gravel, sand, and clay. |
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a hill or mountain that has been completely encircled by a glacier. |
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the material, chiefly sand or gravel, deposited by meltwater streams in front of a glacier. |
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a flat or gently sloping surface composed of glacio-fluvial deposits. |
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An elongate mound of bedrock worn smooth and rounded by glacial abrasion. |
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Finely ground rock particles produced by glacial abrasion. Also called glacier meal. |
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the line, as on mountains, above which there is perpetual snow. |
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any of a number of scratches or parallel grooves on the surface of a rock, resulting from the action of moving ice, as of a glacier. |
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glacial drift consisting of an unassorted mixture of clay, sand, gravel, and boulders. |
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is a large, slow-moving river of ice, formed from compacted layers of snow, that slowly deforms and flows in response to gravity and high pressure. |
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