Bc. Acharya et Bc. Patnaik, OCCURRENCE OF COLUMBITE MINERALIZATION AROUND THE TALBAHAL-KARUNAPALIAREA, PHULBANI DISTRICT, ORISSA, Journal of the Geological Society of India, 44(2), 1994, pp. 219-222
In the columbite-bearing pegmatite occurrences in the Eastern Ghats Co
mplex around Talbahal - Karunapali area of Phulbani district, economic
concentrations of columbite with appreciable quantities of tungsten a
nd trace of tin are recorded in the colluvial and eluvial placers surr
ounding the source pegmatite.