Surface Materials

Contained within the 4th Edition (1974) of the Atlas of Canada is a map that shows the general make up of surface materials. Along with the map is a list of terrain classifications denoted as bedrock, unconsolidated material (glacial deposits, boulders, alluvium, gravels, sands, silts, clays, weathered residual deposits, soils, organic terrain), bedrock outcrops, unconsolidated material and glacier ice.

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Info additionnelle

Champ Valeur
Dernière modification avril 17, 2026, 17:37 (TU)
Créé le avril 17, 2026, 17:37 (TU)
contact_email geoinfo@nrcan.gc.ca
contact_person {}
criticality_level []
data_dictionary ["environment"]
geographic_scope []
open_canada_collection geogratis
open_canada_date_published 1973-01-08 00:00:00
open_canada_keywords {"fr": ["géographie", "géologie", "géomorphologie", "sciences de la terre"], "en": ["earth sciences", "geography", "geology", "geomorphology"]}
open_canada_subject ["nature_and_environment"]
sensitivity_level unrestricted
title_fr Matériaux de surface
update_frequency as_needed