surficial sentence examples

• Surficial geology that cannot be obtained from the regional studies.
• Surficial sediments from sites spanning the arabian sea oxygen minimum zone.
• Surficial rocks and soils, thus aiding geologic mapping of the basin fill.
• Surficial materials in canada, on land and in extensive offshore areas, at 1:5 000 000 scale.
• Surficial deposits and physiographic regions are also present.
• Surficial water.

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