The data are supplied in ESRI shapefile format.
Folds.shp: Contains fold axis lines. In the folds.dbf file the
LINECODE item provides a numeric code used to identify type of
linear feature. The NAME item lists the name given to structural
feature. The SYMBOL item lists the line symbol number used by
ESRI ArcMap to plot the line.
The DBF structure of the shapefile is listed below:
Folds.dbf:
COLUMN ITEM NAME WIDTH OUTPUT TYPE N.DEC ALTERNATE NAME
1 FNODE# 4 5 B -
5 TNODE# 4 5 B -
9 LPOLY# 4 5 B -
13 RPOLY# 4 5 B -
17 LENGTH 8 18 F 5
25 SBFOLDs# 4 5 B -
29 SBFOLDs-ID 4 5 B -
33 LINECODE 3 3 I -
36 NAME 80 80 C -
116 SOURCE 4 4 I -
120 SYMBOL 3 3 I -
Coding of NAME attributes in the fold shapefile:
LINECODE | NAME
402|Anticline - Approximately located
401|Anticline - Certain
403|Anticline - Concealed
414|Syncline - Approximately located
413|Syncline - Certain
415|Syncline - Concealed
527|Syncline - Inferred