Geochemistry of a paleosol horizon at the base of the Sausar Group,central India： Implications on at

• 作 者: Sarada P.Mohanty Sangitsarita
• 机 构: DepartmentofAppliedGeology.IndianSchoolofMines
• 出 处: 地学前缘：英文版
• 发表日期: 2016年5期
• 关键词: 地球化学模式 古土壤层 古元古代 大气条件 印度 化学蚀变指数 边界 应力腐蚀开裂 Paleosol Anoxic weathering Great oxi
• 基金项目: AcknowledgementsThe authors acknowledge help received from S. Sarangi for arranging geochemical analysis of the samples, A.K. Bhaumik for the use of the SEM facility of Central Research Facility of In

A paleosol horizon is described from the contact of the Sausar Group(w2400 Ma) and its basement(Tirodi Gneiss; >2500 Ma) in Central India. Physical evidence of pedogenesis is marked by the development of stress corrosion cracks, soil peds, corestone we