Rajagopala Rao J, Nayak R, Suryanarayana A. Feldspar for Potassium, Fertilisers, Catalysts and Cement . ajc [Internet]. 2010 Mar. 30 [cited 2024 Jul. 23];10(4):690-706. Available from: https://asianpubs.org/index.php/ajchem/article/view/23707