 | Ralph Arnold - Paleontology - 1909 - 244 pages
...Geology, vol. 2, No. 2, 1905, p. 161. Margarita (1), and the two must not be confused. Where the Tej on formation is thick the shale portion forms a greater...beds. There are three separate areas in which the Tej on is exposed; one in the oil field north of Pleasant Valley, another on the eastern border of... | |
 | Geological Survey (U.S.) - Geology - 1909 - 244 pages
...Geology, vol. 2, No. 2, 1905, p. 161. Margarita(?), and the two must not be confused. Where the Tejón formation is thick the shale portion forms a greater...beds. There are three separate areas in which the Tejón is exposed; one in the oil field north of Pleasant Valley, another on the eastern border of... | |
 | Frank Charles Schrader - Mines and mineral resources - 1909 - 870 pages
...sake of simplicity and to avoid confusion. DISTRIBUTION AND LOCAL CHARACTER. There are three separated areas in which the Tejon is exposed, one in the oil field north of Pleasant Valley, one on the eastern border ol the Alcalde Hills just \\cst of Coalinga, and the other along Ree Midge.... | |
 | Ralph Arnold - Coal mines and mining - 1910 - 958 pages
...sake of simplicity and to avoid confusion. DISTRIBUTION AND LOCAL CHARACTER. There are three separated areas in which the Tejon is exposed, one in the oil field north of Pleasant Valley, one on the eastern border of the Alcalde Hills just west of Coalinga, and the other along Reef Ridge.... | |
 | Geological Survey (U.S.) - Geology - 1910 - 474 pages
...sake of simplicity and to avoid confusion. DISTRIBUTION AND LOCAL CHARACTER. There are three separated areas in which the Tejon is exposed, one in the oil field north of Pleasant Valley, one on the eastern border of the Alcalde Hills just west of Coalinga, and the other along Reef Ridge.... | |
| |
Tejon formation is thick, the shale portion forms a greater proportion of the whole than does the sandstone, the middle beds being chiefly of fine grain. The middle beds differ from those at the top in being more argillaceous, of a darker color, less... 