-
unaltered samples. When the
process becomes extremely advanced,
typical metasomatites can include:
Chlorite or mica whole-rock
replacement in
shear zones...
-
uraninite and brannerite. Th/U
ratio in the ores is
mostly less than 0.1.
Metasomatites are
typically small in size and
generally contain less than 1000 t U3O8...
- It also
occurs in
carbonatites and in ****ociated
fenites and
other metasomatites. Bastnäsite has cerium,
lanthanum and
yttrium in its
generalized formula...
-
intruded into and
altered limestone deposits producing a pot****ium
feldspar metasomatite, and
forms between 200 - 250 °C. Tinaksite,
canasite and
charoite are...
- blueschist-grade
metamorphic terranes Jasperoid – A hematite-silica
metasomatite analogous to a
skarn Kenyte – Type of
igneous rock - A
variety of phonolite...
-
specific nickel-bearing
metasomatites of
substantially chamosite structure,
including clinochlore-brindleyite-chamositized
metasomatites.
Scientists from Saint...
-
Cairn Hill),
although they are not
strictly skarns in that they are not
metasomatites in the
strictest sense. IOCG
deposits can
express a wide
variety of...
- Vasilyev, Y., Zyuzin, N. (1965) Babingtonite-prehnite-pumpellyite
paragenetic ****ociation in
Norilsk metasomatites. Dok. Akad. Nauk. SSSR, 161, 138–141....
-
around 200–250 °C. This
metamorphic process produces a pot****ium
feldspar metasomatite, the
typical geological environment for
canasite and, therefore, frankamenite...
