Mechanism and Safety Mining Technology of Overall Instability-Induced Rockbursts of Multi-Coal Seam Spatially Isolated Working Face

Table 1

Stratigraphy statistics table.

Serial number	Lithology	Thickness (m)
R19	Siltstone	1.00
R18	Gritstone	12.80
R17	Interbedded fine-sandstone	5.00
R16	Siltstone	8.04
R15	Mudstone	0.20
R14	Fine-sandstone	3.31
R13	Mudstone	3.42
R12	Fine-sandstone	1.00
R11	Mudstone	2.2
R10	4-5 coal seam	6.94