From: Weathering mechanism of red discolorations on Limestone object: a case study from Lingyan Temple, Jinan, Shandong Province, China
Position number
Element content (wt %)
Al
Si
K
Ca
Mn
Fe
1
4.7
7.2
1.9
20.1
66.1
2
3.1
4.4
1.5
34.1
56.9
3
3.7
5.3
1.3
2.8
86.8
4
8.6
2.7
33.6
49.8
5
3.6
81.9
12.7
6
3.5
84.4
9.4
7
97.1
2.9