An Outline of Mineralogy and Geology,: Intended for the Use of Those who May Desire to Become Acquainted with the Elements of Those Sciences; Especially of Young Persons. Illustrated by Four PlatesCollins and Company, 1816 - 192 pages |
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abundant alloyed alluvial alumine analysis angles antimony arsenic barytes beds bismuth Bohemia brittle calcareous spar carbonic acid chalk clay coal cobalt colour combustible composed compound contain copper copper vein Cornwall cube deposites earth elevation enclosing feet felspar fixed alkalies floetz fluate of lime formation forms a mineral found combined found pure fresh water geological geologists globe glucine gneiss gold granite greywacke gypsum heavier than water hitherto lead limestone magnesia malleable manganese masses metalliferous metals mica mineral called mineral substances Mineralogy mines moun muriatic native nature nearly never been found numerous obtained occurs oldest organic remains oxide oxide of iron oxygen Peru petrifactions planes platina porcelain painting potash primitive crystals primitive rocks principally pyrites quantity quartz rare regular octohedron rhomboid rock salt sand sandstone Saxony secondary rocks shells silex silver soda sometimes species strata strontian sulphur summits Sweden tains termed tion varieties volcanoes Werner yttria zinc zircon
Popular passages
Page 87 - Cuvier, that this animal vas of a different species from the mastodon, or American mammoth. Its bones have been found in the alluvial soil near London, Northampton, Gloucester, Harwich, Norwich, in Salisbury plain, and in other places in England ; they also occur in the north of Ireland ; and in Sweden, Iceland, Russia, Poland, Germany, France, Holland, and Hungary, the bones and teeth have been met with in abundance. Its teeth have also been found in North and •South America, and abundantly in...
Page 46 - This is strikingly shown in an alloy called the " fusible metal," which is composed of 8 parts of bismuth, 5 of lead, and 3 of tin, and melts at 203° F.
Page 72 - ... processes. They are found in elevations far above the level of every part of the ocean, and in places to which the sea could not be conveyed by any existing cause. They are not only inclosed in loose sand, but are often incrusted and penetrated on all sides by the hardest stones.
Page 89 - Towards the end of the following summer, 1801, he could distinctly see that it was the frozen carcase of an enormous animal, the entire flank of which, and one of its tusks, had become disengaged from the ice. In consequence of the ice beginning to melt earlier and to...
Page 127 - It is equally prolific in metals as porphyry. In the island of Cyprus, it affords much copper. Many of the important silver and gold mines in Hungary are situated in sienite. In the forest of Thuringia, it affords iron.
Page 89 - The animal was a male, and had a long inane on its neck. " The skin was extremely thick and heavy, and as much of it remained as required the exertions of ten men to carry away, which they did with considerable difficulty. More than thirty pounds...
Page 75 - Such are those primitive or primordial mountains which traverse our continents in various directions, rising above the clouds, separating the basins of the rivers from one another, serving, by means of their eternal snows, as reservoirs for feeding the springs, and forming in some measure the skeleton, or, as it were, the rough framework of the earth.
Page 72 - The lowest and most level parts of the earth, when penetrated to a very great depth, exhibit nothing but horizontal strata composed of various substances, and containing almost all of them innumerable marine productions. Similar strata, with the same kind of productions, compose the hills even to a great height. Sometimes the shells are so numerous as to constitute the entire body of the stratum. They are almost...
Page 69 - ... adorned with flourishing villages, opulent cities, and superb monuments, is never disturbed except by the ravages of war and the oppression of tyrants, he is not led to suspect that nature also has had her intestine wars, and that the surface of the globe has been much convulsed by successive revolutions and various catastrophes.
Page 89 - The head remained, covered by the dried skin, and the pupil of the eyes was still distinguishable. The brain also remained within the skull, but a good deal shrunk and dried up; and one of the ears was in excellent preservation, still retaining a tuft of strong bristly hair. The...