Zobrazeno 1 - 7
of 7
pro vyhledávání: '"N. W. D. Massey"'
Publikováno v:
Canadian Journal of Earth Sciences. 34:635-645
The Cowichan fold and thrust system on southern Vancouver Island comprises a linked system of folds and thrust faults in crystalline and sedimentary rocks of the Wrangellia terrane and its sedimentary cover, the Upper Cretaceous Nanaimo Group, and Up
Publikováno v:
Nonrenewable Resources. 3:271-283
Within a few years, approximately 12 percent of the land base of British Columbia will be placed under protected status to preserve a wide range of natural habitats. The Mineral Potential Project assesses the potential resources of the province based
Autor:
N. W. D. Massey
Publikováno v:
Canadian Journal of Earth Sciences. 19:1326-1329
Transitional basalt suites have been recognised in Keweenawan lava sequences at Mamainse Point and Shesheeb Bay, Ontario. These are similar to their accompanying tholeiites in major element chemistry, but have higher, more alkalic contents of incompa
Keweenawan palaeomagnetic reversais at Mamainse Point, Ontario: fault repetition or three reversals?
Autor:
N. W. D. Massey
Publikováno v:
Canadian Journal of Earth Sciences. 16:373-375
The three reversals in the palaeomagnetic stratigraphy at Mamainse Point have previously been explained by strike faulting causing repetition of a single reversal. There is, however, no geological evidence in support of this faulting, and geochemical
Publikováno v:
Canadian Journal of Earth Sciences. 15:2031-2033
Twenty-five samples of altered silicic volcanic rocks associated with the Keweenawan altered basalts at Mamainse Point, Ontario, were analysed for major elements, Li, Rb, Sr, and Ba.Although other elements show no unusual abundances, Li is enriched i