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Autor:
G. W. H. Norman
Publikováno v:
Economic Geology. 72:642-656
At Jerome, Arizona, mafic volcanics, felsic volcanics, and tuffaceous sedimentary rocks comparable to many Archean sequences in the Canadian Shield are folded into a northeast trending dome. The northern half of the dome is flexed sharply northwest a
Autor:
G. W. H. Norman
Publikováno v:
The Journal of Geology. 48:512-525
In the Mistassini Lake area the Timiskaming and the Grenville subprovinces of the Canadian Shield meet along a faulted contact extending northeast. The Grenville gneisses along the faulted contact are crushed and locally mylonitized and are believed