Integrated valorization of calcium-rich waste stone powder and industrial waste hydrochloric acid toward purified Ca-rich leachate and vaterite production - Ruiqiang Zhao; Jiazheng Zhang; Daokui Yang; Shanlei Ji; Keju Feng; Guangying Wang; Xiaoming Zhou; Xujiang Wang; Jingwei Li; Wenlong Wang; Yanpeng Mao (Journal of Environmental Chemical Engineering, 2026)