Columbite
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- White Paper Analysis of the 'Conflict Minerals' Columbite-Tantalite Using
- Columbite-Tantalite (“Coltan”) Ores Frank Melcher(1), Maria A
- Subsea Mineral Resources
- Geochemicai Methods for the Discovery of Blind Mineral Deposits
- Geochemistry of Cassiterite and Wolframite from Tin and Tungsten Quartz Veins in Portugal ⁎ A.M.R
- Characterisation of Columbite-Tantalite (Coltan) Ore from Congo
- Tantalum, Tungsten, and Tin (“Conflict Minerals)
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- The Mineral Industry of Rwanda in 2012
- Niobium and Tantalum
- Fingerprinting Wolframite: an Atomic/Crystallographic, Chemical and Spectroscopic Study Along the Os Lid Solution Series" (2017)
- Tin-Bearing Pegmatites of the Tinton District Lawrence County, South Dakota
- Compositional Variation and Structural State of Columbite-Tantalite in Rare-Element Granitic Pegmatites of the Preissac-Lacorne Batholith, Quebec, Canada
- Virginia Mineral Locality Index D
- Mining and Extraction GEOLOGY and MINERALOGY of NIOBIUM DEPOSITS
- Mineral Chemistry of Columbite–Tantalite from Spodumene Pegmatites of Kolmozero, Kola Peninsula (Russia)
- Interfacial Structure Change and Selective Dissolution of Columbite–(Fe) Mineral During HF Acid Leaching
- Liberation Characteristics of Ta–Sn Ores from Penouta, NW Spain