Montanuniversität Leoben, Peter-Tunner-Straße 5, 8700 Leoben, Austria Am 11. April 2014 fand an der Montanuniversität...pegmatitic melts. In particular, fluxes considerably lower melt viscosity and solidus temperature, allowing...pegmatitic melt. Solubility products are systematically lower where both minerals are dissolved together compared...Montanuniversität Leoben, Peter-Tunner-Straße 5, 8700 Leoben, Austria Abstract The occurrence and chemistry of Nb-Ta...columbite-tantalite and tapiolite. Zr/Hf ratios in wodginite are lower (1 to 4) than in coexisting columbite-tantalite |