Study on Characteristic Raman Shift Screening Method Based on MPA for Raman Spectrum of Mine Water Inrush Source

Table 1

Location information of mine water sample collection.

	Sampling location	Coordinate information
		X (mm)	Y (mm)	Z (m)
Goaf water	1222 (1) bottom pumping roadway	24805	53708	−680
Roof sandstone fissure water	48.4 m before Y18 of yunshun 1615A	28805.30	48188.84	−616.1
Ordovician limestone water	West no. 2 1 coal mining area −566 m drainage roadway water bunker	28718.5	51212.6	−566.5
Taiyuan limestone water	−536 m drainage roadway closed wall	50746.6	29001.4	−536.0
Surface water	Mining area surface	—	—	—