- The
mineral bastnäsite (or bastnaesite) is one of a
family of
three carbonate-fluoride minerals,
which includes bastnäsite-(Ce) with a
formula of (Ce,...
- and
require mining.
Bastnäsite is a
carbonate mineral, that is
primarily mined for its many purposes.
Magnets made of
bastnasite are used to
create speakers...
- It is
present in
significant quantities in the
minerals mo****te and
bastnäsite.
Neodymium is not
found naturally in
metallic form or
unmixed with other...
-
other rare-earth
elements in
minerals such as
those of the mo****te and
bastnäsite groups,
cerium is easy to
extract from its ores, as it can be distinguished...
-
lanthanide minerals such as mo****te,
relative to the
chondritic abundance.
Bastnäsite tends to show less of a
negative europium anomaly than does mo****te,...
-
contains 8% to 12% rare-earth oxides,
mostly contained in the
mineral bastnäsite.
Gangue minerals include calcite, barite, and dolomite. It is regarded...
- lanthanum(III)
cations and
carbonate anions. It is an ore of
lanthanum metal (
bastnäsite),
along with mo****te.
Lanthanum carbonate is used as a
starting material...
- small;
Hoffman et al.
estimated its
content in the rare-earth
mineral bastnasite as c244 = 1.0×10−18 g/g,
which corresponded to the
content in the Earth...
- Zhonghuacerite-(Ce); 15 Cebaite-(Nd), 15 Cebaite-(Ce); 20a
Bastnasite-(Ce), 20a
Bastnasite-(La), 20a
Bastnasite-(Y), 20a Hydroxylbastnasite-(Ce), 20a Hydroxylbastnasite-(La)...
-
almost three times as
abundant as lead. In
minerals such as mo****te and
bastnäsite,
lanthanum composes about a
quarter of the
lanthanide content. It is extracted...
