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1.1 This practice covers a procedure for quantitatively determining in-place tonnage uncertainty in a coal resource assessment. The practice uses a database on coal occurrence and applies geostatistical methods to model the uncertainty associated with a tonnage estimated for one or more coal seams. The practice includes instruction for the preparation of results in graphical form.
Author | ASTM |
---|---|
Editor | ASTM |
Document type | Standard |
Format | File |
ICS | 35.240.70 : IT applications in science
73.020 : Mining and quarrying |
Number of pages | 12 |
Replace | ASTM D8215-19 |
Year | 2019 |
Document history | ASTM D8215-19 ASTM D8215-18 |
Country | USA |
Keyword | ASTM 8215;ASTM D8215;ASTM D8215;10.1520/D8215-19A |