Domes and basins - In some folds, Inliers and outliers-Figure 14-8 shows a map pattern in which older rock layers layers dip outward at about the same are encircled by younger rock layers, a map pattern called an inlier. A stratigraangle in all directions, forming a phic column, indicating the relative ages of the rock layers, is included. A case of structural dome. In still others, layers younger rocks surrounded by older rocks is called an outlier. dip inward at about the same angle in all directions forming a structural basin. In both cases circular map patterns result (Fig. 14-7) 014- 7. (A) In Figure 14-7A, which layer is the oldest - sandstone (Snd.), siltstone (SIt.), conglomerate (Congl.), or limestone (Lst.)? (B) In Figure 14-7 B, which layer is the oldest-shale (Sh.), siltstone (SIt.), conglomerate (Congl.), sandstone (Snd.), or limestone (L.st.)? Figure 14-8 A. A map pattern called an inlier (i.e, older rocks surrounded-in plan viewby younger rocks). B. A "stratigraphic column" indicates the relative ages of rock layers that appear on the map. Q14-8. First let's assume that the 14-9. Now let's assume that the rock layers in Figure 14-8 are map area in Figure 14-8 A is that of a horizontal. This being the case, is the flat surface. This being the case, is map area that of a hill, or is it that of the map area that of a structural a depression? Draw a cross- section basin, or is it that of a structural (i.e., a side-view of the rock layers), dome? Draw a cross- section, along complete with topographic profile, line XY, illustrating your answer. along line XY, illustrating your (Which is it, an elongate structural answer. (Which is it, a hill or a basin or an elongate structural depression?) dome?) Figure 14-7 A. A structural dome (an anticline-type structure); B. A structural basin (a syncline-type structure)..

1. Domes and basins - In some folds, Inliers and outliers-Figure 14-8 shows a map pattern in which
older rock layers layers dip outward at about the same are encircled by younger rock layers, a
map pattern called an inlier. A stratigraangle in all directions, forming a phic column, indicating the
relative ages of the rock layers, is included. A case of structural dome. In still others, layers
younger rocks surrounded by older rocks is called an outlier. dip inward at about the same angle in
all directions forming a structural basin. In both cases circular map patterns result (Fig. 14-7) 014-
7. (A) In Figure 14-7A, which layer is the oldest - sandstone (Snd.), siltstone (SIt.), conglomerate
(Congl.), or limestone (Lst.)? (B) In Figure 14-7 B, which layer is the oldest-shale (Sh.), siltstone
(SIt.), conglomerate (Congl.), sandstone (Snd.), or limestone (L.st.)? Figure 14-8 A. A map pattern
called an inlier (i.e, older rocks surrounded-in plan viewby younger rocks). B. A "stratigraphic
column" indicates the relative ages of rock layers that appear on the map. Q14-8. First let's
assume that the 14-9. Now let's assume that the rock layers in Figure 14-8 are map area in Figure
14-8 A is that of a horizontal. This being the case, is the flat surface. This being the case, is map
area that of a hill, or is it that of the map area that of a structural a depression? Draw a cross-
section basin, or is it that of a structural (i.e., a side-view of the rock layers), dome? Draw a cross-
section, along complete with topographic profile, line XY, illustrating your answer. along line XY,
illustrating your (Which is it, an elongate structural answer. (Which is it, a hill or a basin or an
elongate structural depression?) dome?) Figure 14-7 A. A structural dome (an anticline-type
structure); B. A structural basin (a syncline-type structure).