TECHNICAL BRIEF ON MINERALS IN NIGERIA ; TANTALITE. RAW MATERIALS RESEARCH & DEVELOPMENT COUNCIL. - ABUJA. RMRDC. 2004. - 23P. PBK. ISBN: 9782043931. Subjects--Topical Terms: TANTALITE- NIGERIA.TANTALUM ORE - NIGERIA. LC Class. No.: TN490.T.N5.R3. 2004.