...various particles give to it great cohesion and rigidity, yet in sheets of sufficient thinness and arail extent it is flexible. Sheets half an inch thick and...temperature of 0° F. and a summer temperature of 90° F., expanded 0.027792 inch, or 0.000004825 inch per inch for each degree. The Ordnance Department...

...No. 4, pp. 361, 390. * Herrmann, O., Steinbruchindustrie und Steinbruchgeologie, p. 43. Plampshire, show that specimens of granite, in a gaged length...temperature of 96° F., expanded 0.027792 inch, or 0.000004825 inch per inch for each degree. The Ordnance Department at the Watertown Arsenal c tested...

...uncertain. Hardness. — As will be seen by reference to the tests for hardness described on page f>4, granites differ greatly in hardness. This difference...expansibility of granite has been variously tested. Bartlett b found that a piece of granite coping 5 feet long, under the effect of a winter temperature of 0°...

...uncertain. Hardness. — As will be seen by reference to the tests for hardness described on page 06, granites differ greatly in hardness. This difference...expansibility of granite has been variously tested. Bart let tfc found that a piece of granite coping 5 feet long, under the effect of a winter temperature...

...uncertain. Hardness. — As will be seen by reference to the tests for hardness described on page 66, granites differ greatly in hardness. This difference...expansibility of granite has been variously tested. Bartlettfc found that a piece of granite coping 5 feet long, under the effect of a winter temperature...

...uncertain. Hardness. — As will be seen by reference to the tests for hardness described on page 66, granites differ greatly in hardness. This difference...expansibility of granite has been variously tested. Bartlett6 found that a piece of granite coping 5 feet long, under the effect of a winter temperature...

...(4) mineral composition. Tests for hardness show that granites differ greatly. As stated by Dale,6 "this difference is due not merely to differences...to variations in the character of the feldspars." POROSITY. Fresh granite contains less than 1 per cent of water and is capable of absorbing a small...

...(4) mineral composition. Tests for hardness show that granites differ greatly. As stated by Dale,'' "this difference, is due not merely to differences...to variations in the character of the feldspars." POROSITY. Fresh granite contains less than 1 per cent of water and is capable of absorbing a small...

...Flexibility. — Although granite contains a large amount of brittle material (estimated at from 30 to 60 per cent) and the interlocking of its various particles...0° F. and a summer temperature of 96° F., expanded 0.02775)2 inch, or 0.0000048-25 inch per inch for each degree. The Ordnance Department at the Watertown...