 because it is insoluble, free from cleavage and has the same coefficient of expansion as the sand grains which it holds together; however, iron oxides make a fair bond. The latter are more desirable as a cementing material than calcite which is soluble,...  The Philippine Journal of Science - 第 351 頁1908完整檢視 - 關於此書
 | Colorado Geological Survey - 1913 - 426 頁
...silica, calcite, clayey matter, iron oxides. Of these, silica is the strongest and most desirable, because it is insoluble, free from cleavage, and has...coefficient of expansion as the sand grains which it binds together. Calcite is soluble, has very pronounced cleavage, and has a different coefficient of... | |
 | Russell D. George - 1913 - 428 頁
...silica, calcite, clayey matter, iron oxides. Of these, silica is the strongest and most desirable^ because it is insoluble, free from cleavage, and has...coefficient of expansion as the sand grains which it binds together. Calcite is soluble, has very pronounced cleavage, and has a different coefficient of... | |
 | 1909 - 802 頁
...desirable bonding material because it is insoluble, free from cleavage and has the same coefficient expansion as the sand grains which it holds together;...pronounced cleavage, and has a different coefficient of which it holds together, or than clayey expansion from that of the mineral grains matter, which is... | |
 | Colorado Geological Survey - 1920 - 956 頁
...silica, calcite, clayey matter, iron oxides. Of these, silica is the strongest and most desirable, because it is insoluble, free from cleavage, and has...coefficient of expansion as the sand grains which it hinds together. Calcite is soluble, has very pronounced cleavage, and has a different coefficient of... | |
 | Colorado Geological Survey - 1920 - 970 頁
...silica, calcite, clayey matter, iron oxides. Of these, silica is the strongest and most desirable, because it is insoluble, free from cleavage, and has...coefficient of expansion as the sand grains which it. binds together. Calcite is soluble, has very pronounced cleavage, and has a different coefficient of... | |
 | 1905 - 856 頁
...: silica, calcite, clayey matter, iron oxides. Of these, silica is the strongest and most desirable because it is insoluble, free from cleavage, and has...coefficient of expansion as the sand grains which it binds together. Calcite is soluble, has very pronounced cleavage, and has a different coefficient of... | |
 | 1907 - 508 頁
...Of these, silica is the strongest and most desirable because it is insoluble, free from cleavage,and has the same coefficient of expansion as the sand grains which it binds together. Calcite is soluble, has very pronounced cleavage, and has a different coefficient of... | |
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