The Canadian Journal of Industry, Science and Art, 5. köide |
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Page 3
Of the non - metallic lustre there are several varieties , as , more especially : the
vitreous or glassy lustre - example : rockcrystal ; the resinous lustre - ex . : native
sulphur ; the pearly lustreex . : talc ; the silky lustre ( usually accompanying a ...
Of the non - metallic lustre there are several varieties , as , more especially : the
vitreous or glassy lustre - example : rockcrystal ; the resinous lustre - ex . : native
sulphur ; the pearly lustreex . : talc ; the silky lustre ( usually accompanying a ...
Page 4
When accompanied , however , by a vitreous or other non - metallic lustre , colour
is , practically , a character of no value ; as in that case , the mineral may present ,
in its different varieties , every variety of colour . Thus , we have colourless ...
When accompanied , however , by a vitreous or other non - metallic lustre , colour
is , practically , a character of no value ; as in that case , the mineral may present ,
in its different varieties , every variety of colour . Thus , we have colourless ...
Page 5
spots , bands , & c . , as in the varieties of quartz , called agate , bloodstone ,
jasper , and so forth . In Labradorite , or Labrador feldspar , a beautiful play or
change of colour is observed in certain directions . The finer varieties of Opal also
...
spots , bands , & c . , as in the varieties of quartz , called agate , bloodstone ,
jasper , and so forth . In Labradorite , or Labrador feldspar , a beautiful play or
change of colour is observed in certain directions . The finer varieties of Opal also
...
Page 9
... filiform or wire - like , ex . native silver ; acicular , in needle - like crystallizations
, ex . many varieties of augite , hornblende , epidote , & c . When a or mineral has
a perfectly indefinite shape it is said MINERALS AND GEOLOGY OF CANADA .
... filiform or wire - like , ex . native silver ; acicular , in needle - like crystallizations
, ex . many varieties of augite , hornblende , epidote , & c . When a or mineral has
a perfectly indefinite shape it is said MINERALS AND GEOLOGY OF CANADA .
Page 10
When the mineral , as in most varieties of calc - spar , heavy - spar , feldspar , and
gypsum , for example , is made up of broad tabular masses producing a more or
less stratified appearance , the structure is said to be lamellar . When the ...
When the mineral , as in most varieties of calc - spar , heavy - spar , feldspar , and
gypsum , for example , is made up of broad tabular masses producing a more or
less stratified appearance , the structure is said to be lamellar . When the ...
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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.