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Coltan (short for columbite–tantalites and
known industrially as tantalite) is a dull
black metallic ore from
which the
elements niobium and
tantalum are...
-
Coltan is the
colloquial name for the
mineral columbite-tantalum ("col-tan"). In the
early 21st
century coltan mining is ****ociated with
human rights violations...
-
Rubaya mines, also
known as the
Bibatama Mining Concession, is a
series of
coltan mining sites near the town of
Rubaya in
Masisi Territory,
North Kivu, Democratic...
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similar niobium,
mainly in the
mineral groups tantalite,
columbite and
coltan. The
chemical inertness and very high
melting point of
tantalum make it...
- and the two are
often grouped together as a semi-singular
mineral called coltan or "columbite-tantalite" in many
mineral guides. However,
tantalite has...
-
called Coltan". Medium. "From
Coltan to Vibranium: How Marvel's
Black Panther Mirrors Real-Life
Issues in
Africa Today". g****s.media. "
Coltan". Nation19...
- species. As of 2008[update] many ASM
operations existed for
minerals such as
coltan. ASM
operations employ a
significant portion of the DRC's po****tion; estimates...
-
illicitly exported from the
Congo include tungsten, tin, c****iterite, and
coltan (which
provides the
tantalum for
mobile phones, and is also said to be directly...
-
together as a semi-singular
mineral series called columbite-tantalite or
coltan in many
mineral guides. However,
tantalite has a much
greater specific gravity...
- US$93 million in 2008.
Minerals mined include c****iterite, wolframite, gold, and
coltan,
which is used in the
manufacture of
electronic and
communication devices...
