Keyword Definition

Rock forming a hard crust or layer at or near the Earth's surface at the time of formation, e.g. in the upper horizons of a soil, characterized by structures indicative of pedogenic origin.

This vocabulary

Parents: Composite genesis rock (65); Material formed in surficial environment (158)

[Description taken from GeoSciML SimpleLithology201012.rdf]

Hierarchical classification

Compound material >> Composite genesis >> surficial environment >> Duricrust



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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