 | Geological Survey (U.S.) - 1908 - 1020 Seiten
...the adjacent Smith quarry. Set B, striking N. 50°-55° W. and vertical, is spaced 18 inches to 30 feet. The rift is reported as horizontal and the grain as vertical with N. 65° W. course. There is a 2-inch pegmatite dike striking N. 37° E. and dipping 75° E., consisting... | |
 | Thomas Nelson Dale - 1908 - 250 Seiten
...heading in the west part but does not recur. Set C, striking N. 15° E. and vertical, recurs at 160 feet. The rift is reported as horizontal and the grain as vertical with east-west course. Both are marked and appear as delicate cracks in the quartz particles on polished... | |
 | Geological Survey (U.S.) - 1908 - 264 Seiten
...B, striking N. 15° E. and vertical, is spaced 5 to 100 feet and forms a heading on the east side. The rift is reported as horizontal and the grain as vertical, with N. 80° W. course. The pinkish variety occurs on the south side and the lighter on the north. Rare... | |
 | George Ferdinand Becker - 1909 - 286 Seiten
...S. There is but one set of joints, which strikes N. 65° E. and is vertical, and is spaced 5 to 20 feet. The rift is reported as horizontal and the grain as vertical, with N. 20° W. course. Biotitic knots are up to 1.5 inches across. A "shake" structure extends down to... | |
 | Thomas Nelson Dale - 1909 - 158 Seiten
...There is but one set of joints, which strikes N. 65° E. and is vertical, and is spaced 5 to 20>feet. The rift is reported as horizontal and the grain as vertical, with N. 20° W. course. Biotitic knots are up to 1.5 inches across. A "shake" structure extends down to... | |
 | Vermont. State Geologist - 1910 - 632 Seiten
...S. There is but one set of joints, which strikes N. 65° E. and is vertical, and is spaced 5 to 20 feet. The rift is reported as horizontal and the grain as vertical, with N. 20° W. course. Biotitic knots are up to 1 .5 inches across. A "shake" structure extends down to... | |
 | Charles Willard Hayes - 1910 - 764 Seiten
...E., vertical, one only in center; set (b), striking N. 75° W., vertical or steep, is spaced 10 to 20 feet. The rift is reported as horizontal and the grain as vertical, with N. 20° E. course. There are inclusions "See Bull. U. 8. Geol. Survey No. 354, 1908, pp. 159, 160.... | |
 | Thomas Nelson Dale, Herbert Ernest Gregory - 1911 - 698 Seiten
...feet or more; E, striking N. 60° W., vertical, forms occasional small headings and is spaced 5 to 10 feet. The rift is reported as horizontal and the grain as vertical, with N. 65° E. course at the West quarry and N. 75° E. at the East quarry, but the difference in their... | |
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... the porphyritic feldspars on the rough face is marked. The quarry, opened in 1906, measures about 100 by 35 feet and 5 feet in depth. The sheets, from 1 to 3 feet thick, are horizontal or inclined 15° S. There is but one set of joints, which strikes... 