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Books Bücher 1 - 10 von 16 in The impact of the hammer breaks up the granules on the immediate surface so that...
" The impact of the hammer breaks up the granules on the immediate surface so that the light falling upon it is reflected, instead of absorbed, and the resultant effect upon the eye is that of whiteness. The darker color of a polished surface is due merely... "
The Chief Commercial Granites of Massachusetts, New Hampshire and Rhode Island - Seite 40
von Thomas Nelson Dale - 1908 - 228 Seiten
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Report

Maryland Geological Survey - 1898
...surface of one of these rocks is of a lighter color than the natural rock face or polished surface. The impact of the hammer breaks up the granules on...and the greater the abundance of dark minerals, the greater will be the contrast between hammered and polished surfaces. This is a matter worthy of consideration...
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Maryland Geological Survey, Band 2

Maryland Geological Survey - 1898
...surface of one of these rocks is of a lighter color than the natural rock face or polished surface. The impact of the hammer breaks up the granules on...and the greater the abundance of dark minerals, the greater will be the contrast between hammered and polished surfaces. This is a matter worthy of consideration...
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Report, Band 2

Maryland Geological Survey - 1898
...surface of one of these rocks is of a lighter color than the natural rock face or polished surface. The impact of the hammer breaks up the granules on...and the greater the abundance of dark minerals, the greater will be the contrast between hammered and polished surfaces. This is a matter worthy of consideration...
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Report

Maryland Geological Survey - 1898
...surface of one of these rocks is of a lighter color than the natural rock face or polished surface. The impact of the hammer breaks up the granules on...and the greater the abundance of dark minerals, the greater will be the contrast between hammered and polished surfaces. This is a matter worthy of consideration...
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...The Physical, Chemical and Economic Properties of Building Stones

George Perkins Merrill - 1898 - 123 Seiten
...surface of one of these rocks is of a lighter color than the natural rock face or polished surface. The impact of the hammer breaks up the granules on...and the greater the abundance of dark minerals, the greater will be the contrast between hammered and polished surfaces. This is a matter worthy of consideration...
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Report

Maryland Geological Survey - 1898
...merely to the fact that through careful grinding all these irregularities and reflecting surfaces arc removed, the light penetrating the stone is absorbed, and the effect upon the eye is that of a more or loss complete absence of light or darkness. Obviously then the more transparent the feldspars and the...
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Bulletin, Ausgaben 313-315

1907
...absorbed, and the resultant effect upon the eye is that of whiteness. The darker color of a ]K)lished surface is due merely to the fact that, through careful...the effect upon the eye is that of a more or less mmplete absence of light, or darkness. Obviously, then, the more transparent the feldspars and the...
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Bulletin, Ausgabe 2

North Carolina. Division of Mineral Resources - 1906
...careful grinding, all these irregularities and reflecting surfaces are removed, the light penetrates the stone, is absorbed, and the effect upon the eye...and the greater the abundance of dark minerals, the greater will be the contrast between hammered and polished surfaces. This is a matter worthy of consideration...
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The Granites of Maine

Thomas Nelson Dale, George Otis Smith - 1907 - 202 Seiten
...and their polished surfaces are the physical properties of chief economic importance. Doctor Merrill" explains the cause of these contrasts very satisfactorily...penetrating the stone is absorbed, and the effect u|>on the eye is that of a more or less complete absence of light, or darkness. Obviously, then, the...
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Bulletin - United States Geological Survey, Ausgabe 313

Geological Survey (U.S.) - 1907
...absorbed, and the resultant effect upon the eye is that of whiteness. The darker color of a l>olished surface is due merely to the fact that, through careful...the effect upon the eye is that of a more or less compiete absence of light, or darkness. Obviously, then, the more transparent the feldspars and the...
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