Excerpt from Does Thorium Exist as Thorium Silicate in Monazite?Blomstrand 2 assigns complex formulae to the monazite, in which part of the thorium is present as silicate and part as phosphate, while from another analysis he combines all the thorium present as phosphate. His conclusions are that silica is never absent, and where it had not been reported in earlier analyses it had been overlooked.Ling, 3 in speaking of the sources of thorium, d...
CHF 39.90