Copyright © Philip M. Parker, INSEAD. Terms of Use.

| Domain | Definition |
Mining | In the United States it is generally agreed that the maceral concept of the nomenclature Stopes-Heerlen System fails to comprehend the effect of the stage of coalification on the nature of coal constituents. W. Spackman's interpretation of the maceral concept incorporates the ideas of variable coalification in suggesting a skeletal framework upon which a systematic classification can be built. The maceral concept, as interpreted by Spackman, implements the classification of the products of coalification. In this scheme, macerals possessing similar chemical and physical properties are assembled into maceral groups that can, in turn, be characterized by a comparatively restricted set of properties. Maceral groups possessing similar characteristics can be classified into maceralsuites. Syn:Spackman system. (references) |
Source: compiled by the editor from various references; see credits. | |
Hexadecimal (or equivalents, 770AD-1900s) (references)43 4F 41 4C      43 4F 4E 53 54 49 54 55 45 4E 54      43 4C 41 53 53 49 46 49 43 41 54 49 4F 4E |
| Leonardo da Vinci (1452-1519; backwards) (references)
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Binary Code (1918-1938, probably earlier) (references)01000011 01001111 01000001 01001100 00100000 01000011 01001111 01001110 01010011 01010100 01001001 01010100 01010101 01000101 01001110 01010100 00100000 01000011 01001100 01000001 01010011 01010011 01001001 01000110 01001001 01000011 01000001 01010100 01001001 01001111 01001110 |
HTML Code (1990) (references)C O A L   C O N S T I T U E N T   C L A S S I F I C A T I O N |
ISO 10646 (1991-1993) (references)0043 004F 0041 004C      0043 004F 004E 0053 0054 0049 0054 0055 0045 004E 0054      0043 004C 0041 0053 0053 0049 0046 0049 0043 0041 0054 0049 004F 004E |
Encryption (beginner's substitution cypher): (references)374935462374948535443545539485423746355353434043373554434948 |
| 1. Orthography 2. Bibliography |
Copyright © Philip M. Parker, INSEAD. Terms of Use.