The communication records the development of wrinkle structures and desiccation cracks in the fine-grained Bundi Hill Sandstone belonging to the Neoproterozoic Bhander Group of the Vindhyan Supergroup ...
Microbial communities seem to have inhabited tidal sediments 2.9 billion years ago much as they do today — but what organisms were involved, and how they made their living, remain intriguing questions ...