The Canadian Naturalist and Quarterly Journal of ScienceDawson Bros., 1869 |
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Стр. 75
not then feel so dissatisfied at being told that the age of the earth's crust is not greater than that . Here is one way of conveying to the mind some idea of what a million of years really is . Take a narrow strip of paper an inch ...
not then feel so dissatisfied at being told that the age of the earth's crust is not greater than that . Here is one way of conveying to the mind some idea of what a million of years really is . Take a narrow strip of paper an inch ...
Стр. 77
... crust must have been produced not by great convulsions and cataclysms of nature , but by those ordinary agencies that we see at work every day around us , such as rain , snow , frost , ice , and chemical action , & c . It teaches that ...
... crust must have been produced not by great convulsions and cataclysms of nature , but by those ordinary agencies that we see at work every day around us , such as rain , snow , frost , ice , and chemical action , & c . It teaches that ...
Стр. 78
... crust ; but they look first at the phenomena and then at the figures ; and as the two produce totally different impressions , they pronounce the figures to be too small to represent the phenomena . If the geologist could find a method ...
... crust ; but they look first at the phenomena and then at the figures ; and as the two produce totally different impressions , they pronounce the figures to be too small to represent the phenomena . If the geologist could find a method ...
Стр. 166
... crust , all of which are conceived by geologists to depend upon the internal heat of the earth , three principal hypotheses have been put forward . Of these the first supposes that in the cooling of the globe a solid crust of no great ...
... crust , all of which are conceived by geologists to depend upon the internal heat of the earth , three principal hypotheses have been put forward . Of these the first supposes that in the cooling of the globe a solid crust of no great ...
Стр. 167
... crust , causing portions of the solidified matter to pass immediately into the liquid state , thus giving rise to eruptive rocks in regions where all before was solid . * Similar views have been put forward in a note by Rev. O. Fisher ...
... crust , causing portions of the solidified matter to pass immediately into the liquid state , thus giving rise to eruptive rocks in regions where all before was solid . * Similar views have been put forward in a note by Rev. O. Fisher ...
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abundant Acadia acid ambulacral furrows America animals aperture appears Arctic arms Aspidium Bay of Fundy beds birds boulder clay Canada Canadensis Canadian carbonate Carboniferous central character coast collection colour common Crinoids crust Crustacean Cystidea deposits depth described Devonian dredge Echinodermata Echinoderms Entomostraca Estheria existence fathoms feet fish flora formation fossil Gaspé genera genus geological geologists Gulf Gulf of St hydrospires inches indigenous insects Island known Lake Superior larvæ Lawrence limestone Linn lower Macoun matter microscopic Mollusc Montreal Mount Uniacke mountain mouth natural naturalists nearly North northern observed occur Ontario organs paleozoic paper period plants plates Platyceras Polystichum pores portion present Principal Dawson probably Prof Province Quebec recent remarkable River rocks sandstones seen shell shore side silica Silurian species specimens spinulosum strata supposed surface temperature thickness tion vault vegetation volcanic