Keywords

Fragmental (igneous rock)



Keyword Definition

Igneous rock in which greater than 75 percent of the rock consists of fragments produced as a result of igneous rock-forming process. Includes pyroclastic rocks, autobreccia associated with lava flows and intrusive breccias. Excludes deposits reworked by epiclastic processes (see Tuffite)

This vocabulary

Parents: Fragmental igneous material (111); Igneous rock (138)

Children: Pyroclastic rock (207)

[Description taken from GeoSciML SimpleLithology201012.rdf]



Hierarchical classification

Sample >> Lithosphere >> Rock >> Whole >> Rock >> Igneous >> Fragmental

Children

Pyroclastic (rock)


Category: Analysed material

The different kinds of sample material collected in the field have been classified hierarchically. Examples: “till”, “soil”, “vegetation”. Taken from the “Sample_Types_SHARED” database table.


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