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Pyrochlore (Na,Ca)2Nb2O6(OH,F) is a
mineral group of the
niobium end
member of the
pyrochlore supergroup.
Pyrochlore is also a term for the
crystal structure...
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Betafite is a
mineral group in the
pyrochlore supergroup, with the
chemical formula (Ca,U)2(Ti,Nb,Ta)2O6(OH).
Betafite typically occurs as a
primary mineral...
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hypoallergenic alternative to nickel.
Niobium is
often found in the
minerals pyrochlore and columbite. Its name
comes from Gr**** mythology: Niobe,
daughter of...
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connection between the
problem of the
frustrated Ising antiferromagnet on a (
pyrochlore)
lattice of corner-shared
tetrahedra and Pauling's
water ice problem,...
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calcite rock with
variable accessory amphibole, biotite, pyrite,
pyrochlore and fluorite.
Panda Hill
Carbonatite Kresten, Peter; Troll,
Valentin R...
- (alias
sheet silicates) and clays;
pyrochlore (invalid
mineral name
since 2010),
pyrochlore group and
pyrochlore supergroup;
antimony and
stibnite (alias...
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north of
Rutshuru town,
exploiting one of the world's
biggest reserves of
pyrochlore, an ore of niobium. It is said to be the most
valuable mineral resource...
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prevailing over
titanium and niobium. The
microlite group belongs to a
large pyrochlore supergroup that
occurs in
pegmatites and
constitutes an ore of tantalum...
- (
pyrochlore), (corundum), (sodalite).
Syenite and quartz-syenites:
Alkaline pegmatites: albite, nepheline, pyroxene, magnetite, zircon, (
pyrochlore),...
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specializes in the
processing and
technology of niobium,
extracted from its
pyrochlore mine near the city of Araxá, in the
Brazilian state of
Minas Gerais. CBMM...
