Ash breccia, bomb, or block

Keyword Definition

Tephra in which more than 25 percent of particles are greater than 64 mm in largest dimension. Includes ash breccia, bomb tephra and block tephra of Gillespie and Styles (1999)

Schmid 1981; LeMaitre et al. 2002

Parents: Tephra (249)

[Description taken from GeoSciML SimpleLithology201012.rdf]

Hierarchical classification

Compound material >> Igneous >> Fragmental >> Pyroclastic >> Tephra >> Ash breccia, bomb, or block



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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