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Table 1 Properties of the rocks used in experiments

From: A laboratory experiment on salt weathering by humidity change: salt damage induced by deliquescence and hydration

 

Bulk density, ρbulk (g/cm3)

True density, ρtrue (g/cm3)

Effective porosity ne (%)

Tensile strength, St (MPa)*

Equotip rebound value, L

Longitudinal wave velocity, Vp (km/s)

Ubara sandstone

1.56

2.67

41.8

1.67

392

0.84

Oya tuff

1.39

2.39

42.3

1.37

452

2.30

Aoshima sandstone

2.40

2.66

5.3

5.75

593

3.32

  1. *The tensile strengths were taken from Tsujimoto (1987) for Ubara sandstone and Yamada et al. (2005) for Oya tuff and Aoshima sandstone, respectively