Results: 1 - 6 of 6
Aug 31, 1977
Open File Report
… surface was established during preglacial times when rivers … Surficial deposits composed of preglacial, glacial and postglacial … These are in ascending order, preglacial gravels and sands, …
Feb 28, 2007
Earth Sciences Report
… aquifers found in large, preglacial bedrock valleys south of …
Nov 05, 2012
Open File Report
… till facies, in places overlying preglacial fluvial deposits …
Dec 31, 2000
Special Report
… defined. Unit A consists of a preglacial sand and gravel unit of … Sub-unit B2, a glacial advance deposit, which can be greater than … Unit C is the only glacial till deposit of the area. These units' …
Sep 30, 1994
Open File Report
… two types of surficial glacial deposit they are: morainal and … believed to overly deeply buried preglacial valleys. Indicator …
Dec 31, 1968
Earth Sciences Report
… The buried gravels of the preglacial Hanna channel and the …