Research Article
Research on Coal and Rock Type Recognition Based on Mechanical Vision
Table 3
Analysis of gangue types and characteristics.
| Gangue types | Gangue characteristics |
| Lignitous coal gangue | Brown, black, high hardness, low carbon content, containing Fe2O3 | Bituminous coal gangue | Gray-white, carbonaceous rock, high hardness, components are Al2O3, SiO2, texture is very different from coal texture |
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