Differential effects of Ca2+ and Mn2+ on cyanobacterial mineralization and organic matter preservation - Jie Li; Yongjie Zhang; Yanyang Zhao; Chao Han; Kaiming Hu; Wenhui Chen; Yangmei Fei; Yongmei Liu; Haoran Li; Maurice E. Tucker; Zuozhen Han (Chemical Geology, 2025)