-
usually not abundant.
Radiolarites deposited in
relatively shallow depths can
interleave with
carbonate layers. Yet most
often radiolarites are pelagic, deep...
-
condition and
biogenic silica/detrital
fluxes of the
Middle Jur****ic
Radiolarite in
Tethys (Sogno, Lombardy, N-Italy):
Possible link with glaciation?"...
-
nannoplankton Siliceous ooze
biogenic silica silicification diatomaceous earth radiolarite Microfossil Reverse weathering Sedimentary ecology Soil
biomantle Soil...
-
tools are made from
cryptocrystalline materials such as chert, flint,
radiolarite, chalcedony, obsidian, basalt, and
quartzite via a
splitting process...
- all the
radiolarites of Late Bajocian, Callovian, Oxfordian,
Kimmeridgian and
Early Tithonian age are
reunited within the
Ruhpolding Radiolarite Group (RRG)...
- basalt.
Basanite (not to be
confused with b****anite),
Lydian stone, and
radiolarite (a.k.a.
lydite or
flinty slate) are
terms used to
refer to
several types...
-
still deposited. An
example of a rock
formed of
silica skeletons is
radiolarite. When the
bottom of the sea has a
small inclination, for example, at...
-
nannoplankton Siliceous ooze
biogenic silica silicification diatomaceous earth radiolarite Microfossil Reverse weathering Sedimentary ecology Soil
biomantle Soil...
- INISTÂ 14692468. Racki, G; Cordey,
Fabrice (2000). "Radiolarian
palaeoecology and
radiolarites: Is the
present the key to the past?". Earth-Science Reviews. 52 (1):...
-
responsible for
extracting silica from
seawater from the Jur****ic and later.
Radiolarite consists mostly of
remains of radiolarians. When the
remains are well-cemented...
