Hatipoglu, Murat. “Spectral, Electron Microscopical and Chemical Characteristics of the Gem-Quality Silica-Rich Rhodonite”. Asian Journal of Chemistry 24, no. 2 (November 4, 2011): 733–741. Accessed November 25, 2024. https://asianpubs.org/index.php/ajchem/article/view/8605.