Table 1 Micro parameters of granite minerals.

From: Study on the effects of fissure geometric characteristics on the mechanical behavior and failure mechanism of granite under uniaxial compression test

Parameter type

Mineral particles

Feldspar

Biotite

Hornblende

Quartz

ρ/kg m−3

2600

2850

2600

2650

E/GPa

32

15

25

32

μ

0.22

0.23

0.21

0.24

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