Fig. 1From: Weathering mechanism of red discolorations on Limestone object: a case study from Lingyan Temple, Jinan, Shandong Province, ChinaGeographic location of the Lingyan Temple (a); the distribution area of the weathering stone objects in the Lingyan Temple (from Google Earth, 2019/04/13) (b); the east side of Thousand Buddha Hall (c); Red discolorations on the stone monument surface (d)Back to article page