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Silicon dioxide, also
known as silica, is an
oxide of
silicon with the
chemical formula SiO2,
commonly found in
nature as quartz. In many
parts of the...
- S-type (stony-type or
silicaceous-type)
asteroids are
asteroids with a
spectral type that is
indicative of a
siliceous (i.e. stony)
mineralogical composition...
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classified into C-type (carbonaceous), M-type (metallic), or S-type (
silicaceous). The size and
shape of
asteroids vary significantly,
ranging from small...
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directly with the coke: 2 Fe2O3 + 3 C → 4 Fe + 3 CO2 The flux
removes silicaceous minerals in the ore,
which would otherwise clog the furnace: The heat...
-
application may fail
unless accompanied by
sufficient silicon nutrition.
Silicaceous plant defense molecules activate some phytoalexins,
meaning some of them...
- one of the
divinities from
their own pantheons.[which?] 270 Anahita, a
silicaceous S-type asteroid, is
named after her.
Based on the
development of her...
- such as Dinobryon,
which grows in
branched colonies. Most
forms with
silicaceous scales are now
considered a
separate group, the synurids, but a few belong...
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thrive on dry
meadows with
chalky soil; it is also
known to grow in
silicaceous soils. Its
scarcity has led to
protection in a
number of
European countries...
-
western jackdaw pellets found that they
contained significant amounts of
silicaceous and
calcareous grit to aid
digestion of
vegetable food and
supply dietary...
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alpine plant,
endemic to the Alps. In the wild,
Androsace alpina grows on
silicaceous substrates,
particularly granite, and is one of the few
plants in the...
