Site Assessment for Astroparticle Detector Location in Evaporites of the Polkowice-Sieroszowice Copper Ore Mine, Poland

Table 1

Seismic properties of rock mass in two galleries: Ps-1 and Ps-3 [13].

Type of rock mas/Ps-1 and Ps-3	𝑃-wave velocity (m/s)		Deformation modulus* (GPa)
	Range	Mean	Range	Mean
Rock salt layer
Ps-1	—	—	—	—
Ps-3	4400–5150	4817	8.4–18.0	13.9
Anhydrite layer
Ps-1	5950–6700	6440	50.4–119.4	88.6
Ps-3	5000–5480	5310	16.9–29.3	24.1
Dolomite layer
Ps-1	5900–6350	6260	47.6–70.8	72.0
Ps-3	—	—	—	—

∗Static modulus by Barton’s empirical formula [15].