Results: 1 - 5 of 5
Mar 21, 2007
Data
… down to the top of the PreCambrian. … Mei, S. … … Alberta …
Apr 30, 2006
Earth Sciences Report
… 14 formation tops (including the Precambrian top) and traced through … Paleozoic and down to the top of Precambrian. They could be the …
Dec 31, 1962
Earth Sciences Report
… of a 74 square-mile area in the Precambrian Shield of northeastern …
Dec 31, 1963
Earth Sciences Report
… of a 75 square mile area in the Precambrian Shield of northeastern …
Feb 29, 2008
Special Report
… the Granite Wash overlying the Precambrian basement. Wells in the …