40
STRUCTURAL MAPPING TECHNIQUES AND TOOLS
8
9
800
Tmn
Km
Thb
Tmb Thb
Tmn
Thb
Thb
900
Km
Tmb 83
10
11
13
12
Tmb
Tmb
Meters
50
86
Tmn
Km
Thb
74
Km
21
77
0
1500
Thb
88
20
Thb
Tmn
1300
1200
Km
80
17
Thb
82
18
19
87
87
Tmb
90
Thb
Km
80
23
1100
Thb
Tmn
Km
16
Km
Thb
Tmb
75
15
Thb
14
1000
Tmn
Thb
7
0
1400
Meters
50
28
25
82
Strike and dip of beds
Strike and dip of joints
Strike of vertical joints
9
Segment number
Tmn
Thb
Tmb
Km
Minette
Heterobreccia
Monobreccia
Mancos Shale
Contact of dike with exposed host rock (km)
Contact located to within 0.05 m
Contact approximately located; possible error greater that 0.1 m
Fig 2.7 Structural map of several segments of the
northeastern Ship Rock dike (Delaney and Pollard, 1981).