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Glaciology (from
Latin glacies 'frost, ice', and
Ancient Gr**** λόγος (logos) 'subject matter'; lit. 'study of ice') is the
scientific study of glaciers...
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being reworked by mel****er. Till is
characteristically unsorted and
unstratified, and is not
usually consolidated. Most till
consists predominantly of...
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Boulder clay is an
unsorted agglomeration of
clastic sediment that is
unstratified and
structureless and
contains gravel of
various sizes, shapes, and compositions...
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glacial till
deposited primarily by
glacial ice.
Glacial till, in turn, is
unstratified and
unsorted debris ranging in size from silt-sized
glacial flour to...
- matrix, it is
called a paraconglomerate.
Paraconglomerates are also
often unstratified and can
contain more
matrix than
gravel clasts. If the
gravel clasts...
- by
glacial mel****er.
Drift is
often subdivided into (unsorted and)
unstratified drift (glacial till) that
forms moraines and
stratified drift (glaciolacustrine...
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Indiana to
North Dakota,
consists of till plains, that is,
sheets of
unstratified drift.
These plains are 30, 50 or even 100 ft (up to 30 m)
thick covering...
-
brief retreat and
readvance of the ice
sheet onto the
delta deposited unstratified material there,
creating a rare
hybrid structure called "kame moraine"...
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circular to oval, domelike,
natural mounds that are
composed of loose,
unstratified,
often gravelly sediment that is an
overthickened A horizon.
These mounds...
- of
redirect targets Till –
angular to
rounded grains,
poorly sorted,
unstratified (m****ive)
Outwash –
ripple marks, cross-beds,
similar to
stream channel...
