Keywords
Tephra
Keyword Definition
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Hierarchical classification
Compound material >> Igneous >> Fragmental >> Pyroclastic >> Tephra
Children
Ash and lapilli | 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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