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Books Bücher 1 - 9 von 9 in Merrill a explains the cause of these contrasts very satisfactorily : The impact...
" Merrill a explains the cause of these contrasts very satisfactorily : 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... "
...The Physical, Chemical and Economic Properties of Building Stones - Seite 64
von George Perkins Merrill - 1898 - 123 Seiten
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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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The Granites of Maine

Thomas Nelson Dale, George Otis Smith - 1907 - 202 Seiten
...chief economic importance. Doctor Merrill" explains the cause of these contrasts very satisfactorily : The impact of the hammer breaks up the granules on...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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The Green Schists and Associated Granites and Porphyries of Rhode Island

Benjamin Kendall Emerson, Joseph Hartshorn Perry - 1907 - 74 Seiten
...absorbed, and the resultant effect upon the eye is that of whiteness. The darker color of a IMilished surface is due merely to the fact that, through careful...surfaces are removed, the light penetrating the stone is ahsorhed, and the effect ujion the eye is that of a more or less complete absence of light, or darkness....
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The Chief Commercial Granites of Massachusetts, New Hampshire and Rhode Island

Thomas Nelson Dale - 1908 - 228 Seiten
...chief economic importance. Doctor Merrill0 explains the cause of these contrasts very satisfactorily : The impact of the hammer breaks up the granules on...and the greater the abundance of dark minerals, the a Merrill, Geo. P., The physical, chemical, and economic properties ol building stones: Maryland Qeol....
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Bulletin - United States Geological Survey, Ausgabe 354

Geological Survey (U.S.) - 1908
...chief economic importance. Doctor Merrill a explains the cause of these contrasts very satisfactorily : The impact of the hammer breaks up the granules on...and the greater the abundance of dark minerals, the a Merrill, Geo. P., The physical, chemical, and economic properties ol building stones: Maryland Geol....
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The Chief Commercial Granites of Massachusetts

Thomas Nelson Dale - 1908 - 228 Seiten
...chief economic importance. Doctor Merrill a explains the cause of these contrasts very satisfactorily: The impact of the hammer breaks up the granules on...and the greater the abundance of dark minerals, the o Merrill, Geo. P., The physical, chemical, and economic properties ot building stones: Maryland Geol....
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Congressional Serial Set

1907
...absorbed, and the resultant effect upon the eye Is that of whiteness. The darker color of a liolished surface is due merely to the fact that, through careful...penetrating the stone is absorbed, and the effect ui»n the eye is that of n more or less complete absence of light, or darkness. Obviously, then, the...
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