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@proceedings{1181611, author = {Loun, Jan and Novák, Milan and Škoda, Radek and Čopjaková, Renata and Vašinová Galiová, Michaela and Prokeš, Lubomír}, keywords = {columbite-tantalite; pegmatite; alluvial placers; Sierra Leone; “fingerprinting”}, language = {eng}, title = {Nb-Ta oxide minerals in alluvial placers from Kamakwie, NW Sierra Leone: compositional variations and evolutionary trend}, year = {2014} }
TY - CONF ID - 1181611 AU - Loun, Jan - Novák, Milan - Škoda, Radek - Čopjaková, Renata - Vašinová Galiová, Michaela - Prokeš, Lubomír PY - 2014 TI - Nb-Ta oxide minerals in alluvial placers from Kamakwie, NW Sierra Leone: compositional variations and evolutionary trend KW - columbite-tantalite KW - pegmatite KW - alluvial placers KW - Sierra Leone KW - “fingerprinting” N2 - Columbite-tantalite group minerals are extensively mined from alluvial placers near Kamakwie, Sierra Leone. Chemical composition and evolutionary trend of these minerals are presented. This extreme composition may be useful, along with trace elements variability and geochronological information, for the „fingerprinting“ of Ta ores. ER -
LOUN, Jan, Milan NOVÁK, Radek ŠKODA, Renata ČOPJAKOVÁ, Michaela VAŠINOVÁ GALIOVÁ a Lubomír PROKEŠ. \textit{Nb-Ta oxide minerals in alluvial placers from Kamakwie, NW Sierra Leone: compositional variations and evolutionary trend}. 2014.
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