Some articles on siliceous:
Monterey Formation
... Its rocks are mostly highly siliceous strata that vary greatly in composition, stratigraphy, and tectono-stratigraphic history ... showing indications of poor coastal upwelling with fossil assemblages and calcareous-siliceous rocks formed from diatoms and coccolithophorids, to its middle and upper ...
... Its rocks are mostly highly siliceous strata that vary greatly in composition, stratigraphy, and tectono-stratigraphic history ... showing indications of poor coastal upwelling with fossil assemblages and calcareous-siliceous rocks formed from diatoms and coccolithophorids, to its middle and upper ...
Pelagic Sediments - Oozes
... is pelagic sediment that consists of at least 30% of microscopic remains of either calcareous or siliceous planktonic debris organisms ... calcareous or siliceous oozes ... Siliceous ooze is ooze that is composed of at least 30% of the siliceous microscopic "shells" of plankton, such as diatoms and radiolaria ...
... is pelagic sediment that consists of at least 30% of microscopic remains of either calcareous or siliceous planktonic debris organisms ... calcareous or siliceous oozes ... Siliceous ooze is ooze that is composed of at least 30% of the siliceous microscopic "shells" of plankton, such as diatoms and radiolaria ...
Natural Sintering in Geology
... Two types of deposits are referenced siliceous deposits, and calcareous deposits ... Siliceous sinter is a deposit of opaline or amorphous silica, that shows as incrustations near hot springs and geysers ... main agents responsible for the deposition of siliceous sinter are algae and other vegetation in the water ...
... Two types of deposits are referenced siliceous deposits, and calcareous deposits ... Siliceous sinter is a deposit of opaline or amorphous silica, that shows as incrustations near hot springs and geysers ... main agents responsible for the deposition of siliceous sinter are algae and other vegetation in the water ...
Siliceous Sponge
... Demospongiae Hexactinellida The siliceous sponges form a major group of the phylum Porifera, consisting of classes Demospongiae and Hexactinellida ... Siliceous spicules come in two sizes called megascleres and microscleres ...
... Demospongiae Hexactinellida The siliceous sponges form a major group of the phylum Porifera, consisting of classes Demospongiae and Hexactinellida ... Siliceous spicules come in two sizes called megascleres and microscleres ...
Siliceous Ooze
... Siliceous ooze is a soft siliceous pelagic sediment that covers large areas of the deep ocean floor ... Siliceous oozes consist predominately of either diatoms or radiolarians ... Siliceous ooze accumulates on the ocean floor where the bottom waters are close to saturation in respect to silica and the opaline remains of either diatoms, radiolarians, silicoflagellates, and sponge ...
... Siliceous ooze is a soft siliceous pelagic sediment that covers large areas of the deep ocean floor ... Siliceous oozes consist predominately of either diatoms or radiolarians ... Siliceous ooze accumulates on the ocean floor where the bottom waters are close to saturation in respect to silica and the opaline remains of either diatoms, radiolarians, silicoflagellates, and sponge ...
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