- Sea Ice Melt". sciencemag.org.
Retrieved 2014-08-08. "Arctic
Ocean undersaturated for
calcium carbonate - environmentalresearchweb". environmentalresearchweb...
- in a
feldspar groundm**** Latite – Type of
volcanic rock – A silica-
undersaturated form of
andesite Leucitite –
igneous rock most
common in
lavas of recent...
- (nephélē) 'cloud'), is a rock-forming
mineral in the
feldspathoid group – a silica-
undersaturated aluminosilicate, Na3KAl4Si4O16, that
occurs in
intrusive and volcanic...
-
preservation and
burial of CaCO3 on the seafloor. However, this
creates undersaturated seawater below the
saturation depth,
preventing CaCO3
burial on the...
- the
volcanic peak.
Their mineralogy is variable, but
generally silica-
undersaturated and rich in pot****ium, with
phonolite produced in the more explosive...
-
classification of
igneous rocks.
Nephelinite is an
example of a silica-
undersaturated igneous rock. The
degree of
silica saturation can be
evaluated with...
- laccoliths, stocks, and
small intrusions. They are
alkaline silica-
undersaturated mafic or
ultramafic rocks with high
magnesium oxide, >3% pot****ium oxide...
- most silicic. A
normative feldspathoid classifies a rock as silica-
undersaturated; an
example is nephelinite.
Magmas are
further divided into
three series:...
- elements.
Alkali basalt is
relatively rich in
alkali metals. It is silica-
undersaturated and may
contain feldspathoids,
alkali feldspar, phlogopite, and kaersutite...
-
nepheline syenites. It is ****ociated with
other minerals typical of silica-
undersaturated environments,
namely leucite,
cancrinite and natrolite.
Other ****ociated...
