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Pebble (Substrate Subgroup)

Component: Substrate

Unique Identifier: 267

Substrate Origin Geologic Substrate
Substrate Class Unconsolidated Mineral Substrate
Substrate Subclass Coarse Unconsolidated Substrate
Substrate Group Gravel
Substrate Subgroup Pebble


Description
Definition Geologic Substrate contains > 80% Gravel, with a median Gravel size of 4 millimeters to < 64 millimeters.