| 11. | Some clastic quartz sands and argillaceous layers.
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| 12. | The group consists of Predominantly grey, marine mudstone and silty mudstone with beds of argillaceous limestone nodules.
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| 13. | The cultivation of the surrounding fields was achieved by intense, hard work since the area is highly argillaceous.
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| 14. | For the Lower Tal, there are four subdivisions : the Chert, Argillaceous, Arenaceous and Calcareous Units.
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| 15. | A series of small narrow brown spots extends along the termen at the base of the pale tawny argillaceous cilia.
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| 16. | This technique was used for the images at H�gsby in Dalsland, where argillaceous slate was favourable to this method.
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| 17. | The Middle and Upper Oxford Clays differ slightly, as they are separated by an argillaceous limestone in the South Midlands.
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| 18. | The adjective " argillaceous " is also used to define rocks in which clay minerals are a secondary but significant component.
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| 19. | The dam, which is made of argillaceous and quartzitic shale, is sealed with an internal core of grass sods.
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| 20. | These members are the Spects Ferry, a geological an argillaceous limestone, argillaceous dolomite, Calcareous shale and argillaceous limestones.
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