-
generated where it is
found or observed. Such
deposits are
described as
authigenic.
Authigenic sedimentary minerals form
during or
after sedimentation by precipitation...
- lead to fossilization,
including permineralization,
casts and molds,
authigenic mineralization,
replacement and recrystallization, adpression, carbonization...
- silicates. More
specifically reverse weathering refers to the
formation of
authigenic clay
minerals from the
reaction of 1)
biogenic silica with
aqueous cations...
-
close up of
prismatic crystals and
spheroidal aggregates of
unidentified authigenic minerals.,
retrieved 2022-05-27 OpenStax; Herrera-Siklody,
Paula (2016-08-03)...
- Quartz, feldspars, rock fragments, mica,
heavy minerals, clay
minerals Authigenic minerals:
Sulfide minerals, aragonite, calcite, protodolomite, dolomite...
- sodium, calcium, magnesium, iron and water.
These released elements form
authigenic quartz, chert, calcite, dolomite, ankerite,
hematite and albite, all trace...
-
removing soluble cations from the gl**** and
precipitating secondary (
authigenic) minerals. As a result,
lithification of
volcanic ash is one of the fastest...
-
shape of
small quartz grains in
foliated metamorphic rock, or
arise from
authigenic growth of
quartz grains parallel to
bedding in
sedimentary rock. Theoretically...
-
common component of soils,
concentrated in
laterite soils.
nanoparticulate authigenic goethite is a
common diagenetic iron
oxyhydroxide in both
marine and lake...
- deposits.
Alluvial fans. In
order to
calculate reliable comminution ages,
authigenic uranium must be
removed from the
surface and
pores of
silicate minerals...
