ISO 7404-1:1994

Methods for the petrographic analysis of bituminous coal and anthracite — Part 1: Vocabulary

Cancels and replaces the first edition (1984). Defines terms that are used in connection both with maceral and microlithotype analyses carried out in white light and with the determination of the reflectance of vitrinite. Applies to the terms used in examination of bituminous coal and anthracite only. Not concerned with the analysis of brown coal, sub-bituminous coal or lignite.