Table 1 Characteristics of coal seams at Daquan Lake fire district in Xinjiang.

From: Clean Power Generation from the Intractable Natural Coalfield Fires: Turn Harm into Benefit

Name of coal seam

Seam thickness (m)

Spacing of coal seams (m)

Seam dipping angle (°)

Calorific value (MJ/kg)

Forming

B14

2.79

64.59

70

>29.27

Middle Jurassic

B8

4.69

21–24

B7

6.79

17.23

>29.27