The Canadian Journal of Industry, Science and Art, 5. köide |
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Page 6
Measurement of Angles . Laws of Symmetry : Holohedral , Hemihedral , and
Tetartohedral Forms . Classification of Crystals , Dimorphism . ( somorphism .
Compound Crystals . Distortions . Pseudomorphs . PART II . - The six systems of
...
Measurement of Angles . Laws of Symmetry : Holohedral , Hemihedral , and
Tetartohedral Forms . Classification of Crystals , Dimorphism . ( somorphism .
Compound Crystals . Distortions . Pseudomorphs . PART II . - The six systems of
...
Page 9
No two planes meet at right angles ; and there are never more than two similar
planes present in any crystal belonging to the group . Axinite , Albite or soda
feldspar , Labradorite or lime feldspar , and sulphate of copper , are the principal
...
No two planes meet at right angles ; and there are never more than two similar
planes present in any crystal belonging to the group . Axinite , Albite or soda
feldspar , Labradorite or lime feldspar , and sulphate of copper , are the principal
...
Page 11
or cubical cleavage forms ; whilst the cubes of fluor - spar break off most readily
at the corners or angles , and yield regular octahedrons , fig . 3 . Hardness . - The
hardness of a mineral is its relative power of resisting abrasion , not that of ...
or cubical cleavage forms ; whilst the cubes of fluor - spar break off most readily
at the corners or angles , and yield regular octahedrons , fig . 3 . Hardness . - The
hardness of a mineral is its relative power of resisting abrasion , not that of ...
Page 47
... village ( or perhaps less , the intermediate space being greatly obscured by
Drift ) the Laurentian or Gneissoid rocks begin to crop out , dipping at a high
angle to the north - east , or in a contrary direction to the slight dip of the Silurian
strata .
... village ( or perhaps less , the intermediate space being greatly obscured by
Drift ) the Laurentian or Gneissoid rocks begin to crop out , dipping at a high
angle to the north - east , or in a contrary direction to the slight dip of the Silurian
strata .
Page 55
A great wall of rock rises sharply above the river course , and on its side the
striations which cover it , have been deflected upwards , at a low angle , the effect
of the intense jamming to which the thick ice was subjected in its downward
course ...
A great wall of rock rises sharply above the river course , and on its side the
striations which cover it , have been deflected upwards , at a low angle , the effect
of the intense jamming to which the thick ice was subjected in its downward
course ...
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Popular passages
Page 127 - I do not know what I may appear to the world ; but to myself I seem to have been only like a boy playing on the seashore, and diverting myself in now and then finding a smoother pebble or a prettier shell than ordinary, whilst the great ocean of truth lay all undiscovered before me.
Page 119 - Refrain from: these men* and let them alone : for if this counsel or this work be of men, it will come to nought : But if it be of God, ye cannot overthrow it...
Page 61 - My substance was not hid from thee, when I was made in secret, and curiously wrought in the lowest parts of the earth.
Page 122 - Lo, these are parts of his ways: but how little a portion is heard of him? but the thunder of his power who can understand?
Page 66 - To give a stronger impulse and a more systematic direction to scientific inquiry, — to promote the intercourse of those who cultivate Science in different parts of the British Empire, with one another, and with foreign philosophers, — to obtain a more general attention to the objects of Science, and a removal of any disadvantages of a public kind which impede its progress.
Page 13 - The specific gravity of a body is its weight compared with the weight of an equal bulk of pure water. In...
Page 192 - A sight most horrible and disgusting broke upon us as we ascended a sand dune overhanging the little dell in which the pound was built. Within a circular fence 120 feet broad, constructed of the trunks of trees, laced with withes together, and braced by outside supports, lay tossed in every conceivable position over two hundred dead buffalo. From old bulls to calves of three months old, animals of every age were huddled together in all the forced attitudes of violent death.
Page 119 - ... been led to the conclusion that those powers of nature which give rise to races and permanent varieties in animals and plants, are the same as those which in much longer periods produce species, and in a still longer series of ages give rise to differences of generic rank. He appears to me to have succeeded by his investigations and reasonings in throwing a flood of light on many classes of phenomena connected with the affinities, geographical distribution, and geological succession of organic...
Page 370 - Therefore I should infer from analogy that probably all the organic beings which have ever lived on this earth, have descended from some one primordial form, into which life was first breathed.
Page 193 - ... climb to the top of the fence, and, with the hunters who have followed closely in the rear of the buffalo, spear or shoot with bows and arrows or fire-arms at the bewildered animals, rapidly becoming frantic with rage and terror, within the narrow limits of the pound.