Code | Name | Description |
Ap | Alluvial plain | Alluvial sand and silt; exposed; very often water-saturated; found along a river or a stream. |
Af | Flooded alluvium | Alluvial sand and silt; exposed; periodically water-covered; found in the bottom of a valley. |
At | Alluvial terrace | Alluvial sand and silt; exposed or with short vegetation cover; mostly dry; forming a terrace. |
O | Organic | Organic material; short vegetation-covered; poorly drained soil. |
Mc | Offshore silt and clay | Very fine material (essentially silt and clay). |
McV | Offshore silt and clay with vegetation | Very fine material (essentially silt and clay); short vegetation-covered. |
Ms | Marine sand | Mostly sand; exposed; thick (> 30 cm). |
MsV | Marine sand with vegetation | Mostly sand; short, dense vegetation-covered; thick (> 30 cm) |
Ms/R | Thin marine sand | Mostly sand; exposed; bedrock may appear but cover less than 50% of the surface. |
SG | Sand & Gravel | Sand and gravel; exposed; very dry. |
SGV | Sand & Gravel with vegetation cover | Sand and gravel; short vegetation-covered; very dry. |
S/R | Thin sand and gravel over bedrock | Sand and gravel veneer, bedrock outcrops may appear but cover less than 50% of the surface. |
T | Thick till | Sand and silt diamicton; a few boulders; sparse, short vegetation-covered; commonly thick (> 30 cm). |
bT | Bouldery till | Silt and sand diamicton; many boulders; short vegetation-covered. |
gT | Gravelly till | Gravelly diamicton; exposed or short vegetation-covered. |
gsT | Gravelly sandy till | Sand and gravel diamicton; exposed or short vegetation-covered. |
sT | Sandy till | Sandy diamicton; exposed or short vegetation-covered; thick (> 30 cm); mostly dry; hummocky topography. |
wT | Wave-washed till | Wave-washed sandy till; often covered with a thin layer (< 30 cm) of littoral sediments. |
TV | Thick till with dense vegetation cover | Sand and silt diamicton; dense, short vegetation-covered; thick (> 30 cm). |
T/R | Thin till | Sand and silt diamicton; may have some boulders; thin (< 30 cm); bedrock cover less than 50% of the surface. |
B | Boulders | Mostly boulders; cover more than 50% of the surface; some discontinuous till and bedrock. |
R | Bedrock | Undifferentiated bedrock; cover more than 50% of the surface. |