Fig. 13From: Manganese carbonate stromatolites of the Ediacaran Doushantuo Formation in Chengkou, northern Yangtze Craton, ChinaGrowth modes of the Chengkou manganese stromatolites. a Relationships between depositional facies and stromatolite shapes; b Carbonate ramp model showing the biostrome shoal, modified from Flügel (2010); c Illustration on how changing tidal conditions could lead to transitions in stromatolite microstructuresBack to article page