- In geology,
eluvium or
eluvial deposits are
geological deposits and
soils that are
derived by in situ
weathering or
weathering plus
gravitational movement...
-
profile and
deposit in the
deeper parts of soil.
Through this process, the
eluvial horizon becomes bleached and of ash-grey colour. The
complexes move with...
-
longer shift with
storms and
tidal action but with wind and rainfall.
Eluvial placers are
deposits of
metal formed on
hillsides and
slopes weathered...
-
million years ago. The gems form in
sedimentary residual gem deposits,
eluvial deposits,
metamorphic deposits,
skarn and calcium-rich rocks.
Nearly all...
- A soil
horizon is a
layer parallel to the soil
surface whose physical,
chemical and
biological characteristics differ from the
layers above and beneath...
- the
mature soils are
podzols that have
classic development (well
defined eluvial horizon, Ae
under Canadian classification) in
undisturbed areas. A history...
-
Miocene and Pliocene. Albolls—wet soils;
aquic soil
moisture regime with an
eluvial horizon Aquolls—wet soils;
aquic soil
moisture regime Cryolls—cold climate;...
-
primary diamonds. Many
kimberlite pipes also
produce rich
alluvial or
eluvial diamond placer deposits.
About 6,400
kimberlite pipes have been discovered...
- high base saturation. In
uneroded landscapes, a lighter, clay-depleted
eluvial horizon occurs above the
argic horizon. The
Canadian system of soil classification...
-
characteristic banded appearance of the soil
profile by
mixing the
organic (LFH),
eluvial (E) and
upper illuvial (B)
horizons to
create a
single dark Ap horizon...
