- In geology,
silicification is a
petrification process in
which silica-rich
fluids seep into the
voids of
Earth materials, e.g., rocks, wood, bones, s****...
- K. J. (1
August 1940). "Volcanic ash as a
source of
silica for the
silification of wood".
American Journal of Science. 238 (8): 586–596. Bibcode:1940AmJS...
- from the
chemical bond
formed by the
binding agent with the
substrate (
silification). Keim
obtained a
patent for his
mineral paints in 1878, thus laying...
- limestone.
Ferruginous mottling is
found at the base and
chalcedonic silification at the top. The
presentation of
fossils at the site
ranges from poorly...
-
hydrothermal system. The
fumaroles have
emplaced abundant sulfur, and
silification has been observed.
Relatively invariant temperature anomalies (hot spots)...
- PMID 25009182. Brownlee, C; Taylor, A.R. (2002). "Algal
Calcification and
Silification".
Encyclopedia of Life Sciences. doi:10.1038/npg.els.0000313. ISBN 978-0-470-01617-6...
-
large detached blocks occasionally displaying strong calcification and
silification.
Within such
blocks Peregrinella has been
observed in
crowded ****emblages...
- tridymite. Some of
these minerals forms veins inside the rock.: 684
Silification is
prominent and has
formed cristobalite and tridymite.
Elemental sulfur...
-
porphyries in the case of
Cerro Choquelimpie, with
kaolinization and
silification predominant.
Propylitic modification is also present. The mineralization...
