Quarterly Journal of Science: 1866, Том 3John Churchill and Sons, 1866 |
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Стр. 14
... minerals ; some were obsidian , or volcanic glass , of a jet - black colour , having internally a shining vitreous lustre , breaking with a con- choidal fracture , and translucent at the edges . It is worthy of remark , that when I ...
... minerals ; some were obsidian , or volcanic glass , of a jet - black colour , having internally a shining vitreous lustre , breaking with a con- choidal fracture , and translucent at the edges . It is worthy of remark , that when I ...
Стр. 62
... Experiments on Air and Fire . ' By Charles William Scheele . Translated by J. R. Forster , LL.D. , F.R.S. , & c . 1780 . Chemistry was making valuable discoveries in the mineral world , 62 [ Jan. , Hofmann and Modern Chemistry .
... Experiments on Air and Fire . ' By Charles William Scheele . Translated by J. R. Forster , LL.D. , F.R.S. , & c . 1780 . Chemistry was making valuable discoveries in the mineral world , 62 [ Jan. , Hofmann and Modern Chemistry .
Стр. 63
1866. Chemistry was making valuable discoveries in the mineral world , it had done but little toward elucidating any of the phenomena of the vegetable and animal kingdoms . Priestly had , it is true , discovered the influence of growing ...
1866. Chemistry was making valuable discoveries in the mineral world , it had done but little toward elucidating any of the phenomena of the vegetable and animal kingdoms . Priestly had , it is true , discovered the influence of growing ...
Стр. 89
... minerals . Among these he found three which had not been previ- ously described : -1 , a hydrated phosphate of ... mineral . At the same meeting a paper " On Caprylic and Oenanthylic Alcohols , " by Mr. E. T. Chapman , and one " On ...
... minerals . Among these he found three which had not been previ- ously described : -1 , a hydrated phosphate of ... mineral . At the same meeting a paper " On Caprylic and Oenanthylic Alcohols , " by Mr. E. T. Chapman , and one " On ...
Стр. 108
... mineral vein are brought to the surface from great depths , and the first operation is to reduce it to a state of fine powder , which is suspended in water . This is brought about by the continued action of heavy stamps , and the mud ...
... mineral vein are brought to the surface from great depths , and the first operation is to reduce it to a state of fine powder , which is suspended in water . This is brought about by the continued action of heavy stamps , and the mud ...
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Стр. 153 - I may be allowed to personify the natural preservation or survival of the fittest, cares nothing for appearances, except in so far as they are useful to any being. She can act on every internal organ, on every shade of constitutional difference, on the whole machinery of life. Man selects only for his own good: Nature only for that of the being which she tends.
Стр. 148 - Iron Ship Building, its History and Progress, as comprised in a Series of...
Стр. 68 - So man is approaching a more complete fulfilment of that great and sacred mission which he has to perform in this world. His reason being created after the image of God, he has to use it to discover the laws by which the Almighty governs His creation, and, by making these laws his standard of action, to conquer nature to his use ; himself a divine instrument.
Стр. 163 - These poor wretches were stunted in their growth, their hideous faces bedaubed with white paint, their skins filthy and greasy, their hair entangled, their voices discordant, and their gestures violent. Viewing such men, one can hardly make oneself believe that they are fellow-creatures and inhabitants of the same world.
Стр. 165 - Not one man in a thousand has accuracy of eye and judgment sufficient to become an eminent breeder. If gifted with these qualities, and he studies his subject for years, and devotes his lifetime to it with indomitable perseverance, he will succeed, and may make great improvements; if he wants any of these qualities, he will assuredly fail.
Стр. 59 - Europe; our nearest relatives in the animal kingdom are confined to hot, almost to tropical climates, and it is in such countries that we ai'e most likely to find the earliest traces of the human race.
Стр. 308 - The Treasury of Botany, or Popular Dictionary of the Vegetable Kingdom ; with which is incorporated a Glossary of Botanical Terms.