http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Evolution and preservation of closed linear troughs in the Hueco bolson of west Texas
x, 82 leaves : illustrations, maps ; 28 cm.
addition to apparent faulting, adjustments including piping,
aerial photos and from the air, and are marked by lines of
along the length of the troughs. Those adjustments act to
and fissure collapse, have been and are now taking place
and paleo stream channels. More than one process is
asymmetric in cross section. The large linear troughs have
been interpreted and mapped as a series of intrabasin
can be 1, 200 m (4000 ft) or greater. The troughs have
development of El Paso over the last 50 years has been toward
encroachment further east, and also west of the Franklin
important in this study from an engineering geology
in place prior to deformation. The pattern of growth and
In the northwest Hueco bolson (basin), in west Texas, and in
in these basins have remained unfilled over time. It was
involved. The investigations in this study indicate that in
mechanisms acting to maintain the topographic expression of
Mountains. Aeolian transport of sediments is the dominant
movement within the last 0.5 m.y. Speculation about the
of longitudinal depressions join to form large closed linear
offset the effects of aeolian processes, preserving the
origin of these troughs has included faulting, subsidence,
question andhas been for some time in the past, but troughs
recent geomorphologic process shaping the three basins in
sand and gavel deposits have been located within these
standpoint of construction development, to identify the
subtle but significant topographic expression when viewed on
the east, into the Hueco basin. There has been more recent
the southern Tularosa and Mesilla bolsons of New Mexico, sets
these features can be up to 30 km (19 mi) long, and widths
troughs over time as areas of depression. Several minable
troughs. Field evidence indicates that these deposits were
troughs. In the Hueco and Tularosa bolsons the lengths of
vegetation concentrated at their lowest elevation. They are
westward tilted fault blocks, with age of most recent
Issued also on microfiche from Lange Micrographics.