Geoscience Reference
In-Depth Information
Fig. 3
Structures of the accretionary complex in the Nankai trough. (
a
) Oblique view of
Shionomisaki canyon. Vertical scale is exaggerated to show lineament trending NS and trough
channel buried by fan deposit at the mouth of Shionomisaki canyon. A WSW-trending ridge is
developed in the fan deposit, and the southward trending mid-axis of the canyon swings to a
WSW-orientation.
White arrow
: estimated flow direction. (
b
) Stereonet plots of S-poles to bed-
ding planes (
left
) and of faults (
right
) in the 1st ridge (Dive 6K#938). Sub-horizontal strata are
open folded about an axis trending S80E. Both thrust and normal faults strike WNW-ESE.
(
c
) A plot of S-poles to bedding planes in the 3rd ridge (Dive 6K#522). (
d
) A stereonet plot of
S-poles to bedding planes (
left
) and a Rose diagram for joints in the 5th ridge
Search WWH ::
Custom Search