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Table 4 Measured parameters on the pore structure of the tested sandstones

From: Experimental study on capillary water absorption of sandstones from different grotto heritage sites in China

Sample Pore size distribution (%) Characteristic pore diameter (μm)
Micropores Mesopores
 < 0.1 μm 0.1–1 μm 1–10 μm  > 10 μm Dominant range Average Median (by volume)
YG 25.32 56.59 6.56 11.53 0.02 ~ 1 0.119 0.362
DZ 26.86 60.98 6.66 5.50 0.03 ~ 0.6 0.088 0.282
LS 21.05 38.00 18.91 22.04 0.02 ~ 30 0.115 0.573