-
Duricrust is a hard
layer on or near the
surface of soil.
Duricrusts can
range in
thickness from a few
millimeters or
centimeters to
several meters. It...
-
consisting of
around 95%
gypsum (calcium sulfate).
Gypcrust is an arid zone
duricrust. It can also
occur in a
semiarid climate in a
basin with
internal drainage...
-
Silcrete is an
indurated (resists
crumbling or powdering) soil
duricrust formed when
surface soil, sand, and
gravel are
cemented by
dissolved silica....
- as
sandstone and limestone;
dissected lava flows; or a
deeply eroded duricrust.
Unlike plateau,
whose usage does not
imply horizontal layers of bedrock...
- rock,
usually conglomerate or breccia, that has been
cemented into a
duricrust by iron oxides. The iron
oxide cements are
derived from the oxidation...
- by how
extensive and / or
intractable the
hardpan is.
Caliche Claypan Duricrust Duripan Fragipan Forestiere Underground Gardens "Resounding Soils" (Web)...
-
adapted to the soils.
Often thick, magnesite-calcrete caprock,
laterite and
duricrust forms over
ultramafic rocks in
tropical and
subtropical environments....
- Free State,
South Africa An
inselberg in the
rainforest of
Suriname A
duricrust inselberg near Dori,
Burkina Faso Uluru, an 863-metre (2,831 ft) sandstone...
- ash and lava
flows that are
interbedded with
unconsolidated material duricrust,
formed by
cementation of soils,
saprolith and
transported material by...
- profiles. Such are more
generally referred to as calcrete,
hardpan or
duricrust.
Caliche (mineral)
Recent kankar sheet on
Hookina Floodplain,
South Australia...
