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40Ar/39Ar Ages for the St. Anthony Complex Dynamothermal Aureole, Northwestern Newfoundland
(1981-03-15)
A study of 40Ar/39Ar age relationships of various structural levels of the St. Anthony Complex dynarnothermal aureole was undertaken. Units of the aureole dated include a small jacupirangite suite metamorphosed with the ...
The White Rock Formation Metavolcanics at Cape St. Mary, Nova Scotia: Petrography, Geochemistry, and Geologic Affinities.
(1981-03-15)
A 156 meter thick section of the Silurian White Rock Formation occurs at Cape St. Mary, southern Nova Scotia in the core of a southwest plunging syncline. It includes four metabasite units identified as basaltic flows, and ...
Whole Rock Analysis using the Electron Microprobe
(1981-03-15)
Rock powders ranging in composition from a peridotite to a granite were fused on molybdenum and tantalum strips in a vacuum and a nitrogen atmosphere. A low voltage high amperage source was used to melt the rock powders. ...
Depositional Analysis of the Upper Meguma (Halifax Formation) at Ovens Park, Lunenburg County, Nova Scotia
(1981-03-15)
Two sections of the Halifax Formation, Meguma Group (Lower Paleozoic) at Ovens Park, Nova Scotia, were examined for sedimentary structures, grain size and facies associations.
Interpretation of the depositional processes ...