 ... or W., to N. 80° E. or W. Out of the total number of joint-planes measured fifty-six lie in the northeast quadrant and forty-five in the northwest quadrant; while nineteen strike in a north-south direction, as against sixteen having an east-west...  The Explosibility of Coal Dust - Seite 169von George Samuel Rice - 1910 - 186 SeitenVollansicht - Über dieses Buch
 | Thomas Chrowder Chamberlin - 1904 - 1038 Seiten
...direction, as against sixteen having an east-west strike. Slickensides. — As a rule, the joint-planes show smooth, more or less polished and striated surfaces, indicating considerable movement in the rocks since the formation of the joints. Stria are developed in a thin coating of yellow to yellowish-green... | |
 | Thomas Chrowder Chamberlin - 1904 - 818 Seiten
...direction, as against sixteen having an east-west strike. Slickensides. — As a rule, the joint-planes show smooth, more or less polished and striated surfaces, indicating considerable movement in the rocks since the formation of the joints. Striae are developed in a thin coating of yellow to yellowish-green... | |
 | North Carolina. Geological Survey Section - 1906 - 382 Seiten
...SLICKENSIDES. In most of the quarries where the jointed structure is at all well developed the sides of the joints show smooth, more or less polished and striated surfaces, indicating considerable relative movement in the rocks since the formation of the joints. The strise are usually developed... | |
 | Thomas Chrowder Chamberlin - 1904 - 800 Seiten
...direction, as against sixteen having an east-west strike. Slickensides. — As a rule, the joint-planes show smooth, more or less polished and striated surfaces, indicating considerable movement in the rocks since the formation of the joints. Striae are developed in a thin coating of yellow to yellowish-green... | |
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