 | Geological Survey of Canada - Geology - 1905 - 1240 pages
...from the Upper Laurentian which was proved to be composed essentially of anorthosite intrusions — included two series differing in character, namely,...the other consisting of great bodies of igneous rock intruded through them, it becomes necessary to separate these two developments in drawing up a scheme... | |
 | Thomas Chrowder Chamberlin - Electronic journals - 1907 - 910 pages
...from the Upper Laurentian which was proved to be composed essentially of anorthosite intrusions — included two series differing in character, namely,...the other consisting of great bodies of igneous rock intruded through them, it becomes necessary to separate these two developments in drawing up a scheme... | |
 | Thomas Chrowder Chamberlin - Electronic journals - 1907 - 1104 pages
...anorthosite intrusions — included two series differing in character, namely, the Lower Orthoclasc (Fundamental) Gneiss and the Grenville series. Now...the other consisting of great bodies of igneous rock intruded through them, it becomes necessary to separate these two developments in drawing up a scheme... | |
 | Geological Survey of Canada - Geology - 1908 - 148 pages
...from the Upper Laurentian which was proved to be composed essentially of anorthosite intrusions — included two series differing in character, namely,...the other consisting of great bodies of igneous rock intruded through them, it becomes necessary to separate these two developments in drawing up a scheme... | |
 | Geological Survey (U.S.) - Geology - 1909 - 1014 pages
...from the Upper Laurentian, which was proved to be composed essentially of anorthosite intrusions — included two series differing in character, namely,...the other consisting of great bodies of igneous rock intruded through them, it becomes necessary to separate these two developments in drawing up a scheme... | |
 | Charles Richard Van Hise, Charles Kenneth Leith - Geology - 1909 - 956 pages
...from the Upper Laurentian, which was proved to be composed essentially of anorthosite intrusions — included two series differing in character, namely,...the other consisting of great bodies of igneous rock intruded through them, it becomes necessary to separate these two developments in drawing up a scheme... | |
 | Frank Dawson Adams, Alfred Ernest Barlow - Bancroft (Ont.) - 1910 - 602 pages
...from the Upper Laurentian, which was proved to be composed essentially of anorthosite intrusions — included two series differing in character, namely,...the other consisting of great bodies of igneous rock intruded through them, it becomes necessary to separate these two developments in drawing up a scheme... | |
 | Geology - 1910 - 752 pages
...from the Upper Laurentian which was proved to be composed essentially of anorthosite intrusions — included two series differing in character, namely,...the other consisting of great bodies of igneous rock intruded through them, it becomes necessary to separate these two developments in drawing up a scheme... | |
 | Geology - 1913 - 370 pages
...from the Upper Laurentian, which was proved to be composed essentially of anorthosite intrusions — included two series differing in character, namely,...separate these two developments in drawing up a scheme of classification. As the lower gneisses, forming what has been termed the ' Fundamental gneiss,' have... | |
 | Geological Survey of Canada - Canada - 1913 - 632 pages
...from the Upper Laurentian, which was proved to be composed essentially of anorthosite intrusions — included two series differing in character, namely,...separate these two developments in drawing up a scheme of classification. As the lower gneisses, forming what has been termed the ' Fundamental gneiss,' have... | |
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In Logan's original classification of the Laurentian this term — apart from the Upper Laurentian which was proved to be composed essentially of anorthosite intrusions — included two series differing in character, namely, the Lower Orthoclase (Fundamental... 
