This standard was last reviewed and confirmed in 2016. Therefore this version remains current.
Provides a series of graphical symbols to represent rocks which have originated as the result of contact metamorphism or other effects. The symbols are divided into four groups which are shown in the table: a) contact rocks; b) metasomatic transformation; c) pneumatolytic and hydrothermal processes; d) weathering processes.
Status : PublishedPublication date : 1984-05
Edition : 1Number of pages : 4
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