KINDMAT
Kind of surface material

Kind of soil, rock outcrop or other material at the surface.

CODE CLASS
     DESCRIPTION

IC

Ice and snow
Glacial ice and permanent snow.

OR

Organic soil
Contains >30% organic matter as measured by weight.

R1

Soft rock
Rock that can be dug with a shovel (i.e. undifferentiated shales, upper Cretaceous and Tertiary materials).

R2

Hard rock, acidic
Granite.

R3

Hard rock, basic
Limestone.

R4

Hard rock
Hard rock of unspecified origin and undifferentiated properties.

SO

Mineral soil
Predominantly mineral particles; contains <30% organic matter as measured by weight.

WA

Water
Water.

UR

Urban
Urban areas. Note that only a few major urban area polygons are included on maps, therefore, do not use for tabulating total urban coverage.

F

Rock field
Frost-heaved bedrock, rock slides and talus material.

effective Version 1.0 Contact: Peter Schut