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Sandy Silt (Substrate Subgroup)

Component: Substrate

Unique Identifier: 295

Substrate Origin Geologic Substrate
Substrate Class Unconsolidated Mineral Substrate
Substrate Subclass Fine Unconsolidated Substrate
Substrate Group Sandy Mud
Substrate Subgroup Sandy Silt

Definition Geologic Substrate surface layer shows no trace of Gravel and contains 10% to < 50% Sand; the remaining Silt-Clay mix is 67% or more Silt.