The American Society for Testing and Materials (ASTM) classification scheme for coal rank, referred to in places throughout this report, is shown in Figure 12.
Figure 12 Classification of coals by rank
Source: modified after Wood et al. (1983). This figure is not covered by a Creative Commons Attribution licence as it is in the public domain.
5 January 2018
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Product Finalisation date
- 1.2.1 Available coal and coal seam gas resources
- 1.2.2 Current activity and tenements
- 1.2.3 Proposals and exploration
- 1.2.4 Catalogue of potential resource developments
- Appendix A Coal and coal seam gas resource and reserve classification schemes and coal classifications
- Contributors to the Technical Programme
- About this technical product