Characteristics of an Altered Diabase Dike in a Coal Seam: A Case Study from the Datong Coalfield, Shanxi, China

<div>Photo and macroscopic characteristics of the dike. The sampling positions are marked. Sample TS10 was collected 10 m away from the dike, and TS11 was collected 20 m away from the dike.</div>

Geofluids

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Figure 2

Figure 2: Characteristics of an Altered Diabase Dike in a Coal Seam: A Case Study from the Datong Coalfield, Shanxi, China 