 It is manifest that we here have to deal with a force of great geological importance. If quartz, during crystallization, exerts a pressure on the sides of a vein which is of the same order of magnitude which it offers to crushing, then this force is also...  Geology of Petroleum - Page 46by William Harvey Emmons - 1921 - 610 pagesFull view - About this book
 | Washington Academy of Sciences (Washington, D.C.) - Science - 1906 - 450 pages
...results being practically the same as those found for alum. It is manifest that we here have to do with a force of great geological importance. If quartz,...the sides of a vein which is of the same order of magnitude as the resistance which it offers to crushing, then this force is also of the same order... | |
 | William Harvey Emmons - Geology, Economic - 1918 - 642 pages
...it was being filled. This process •CHAMBERLIN, TC, and SALISBURY, RD: "Geology," vol. 1, p. 573, does not produce open spaces but is assumed to widen...this force is also of the same order of magnitude as the resistance of the wall rocks, and it thus becomes possible that * * * veins have actually been... | |
 | William Harvey Emmons - Geology, Economic - 1918 - 636 pages
...process 1 CHAMRERLIN, TC, and SALISBURY, RD: "Geology," vol. 1, p. 573, does not produce open spaces hut is assumed to widen those already formed. Becker and...this force is also of the same order of magnitude as the resistance of the wall rocks, and it thus becomes possible that * * * veins have actually been... | |
 | Geology - 1927 - 730 pages
...order of magnitude as the ascertained resistance which the crystals offered to crushing stresses .... It is manifest that we here have to deal with a force...the sides of a vein which is of the same order of magnitude as the resistance of the wall rocks, and it thus becomes possible that, as indicated by observation,... | |
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