geothermal resource potential of the safford-san simon basin, arizona

FIGURES
FIGURE 1
FIGURE 2
FIGURE 3
FIGURE 4
FIGURE 5
FIGURE 6
FIGURE 7
FIGURE 8
Map of thermal wells and springs
Map of land status
Location map of study area and physiographic
provinces
Regional lineaments and crustal discontinuities
Map of inferred Tertiary basement lithology in
southeastern Arizona
Major geologic structure in the Safford area
Schlumberger resistivity profile near Safford
Map showing areas with low electrical resistivity
and wells which encounter evaporite minerals or
brine
PAGE
(pocket)
(pocket)
7
9
15
30
33
34
FIGURE 9
FIGURE 10
FIGURE 11
FIGURE 12
FIGURE 13
FIGURE 14
FIGURE 15
Map of fluoride distribution in the Buena Vista
area 38
Dissolved carbon dioxide versus excess silica for
ground water in the Buena Vista area 39
Subsurface geology and stratigraphic cross section
of the hot well area near Buena Vista 41
Reconnaissance geologic map of the Buena Vista geothermal
area 43
Temperature versus depth profile of deep well east
of Buena Vista 47
Complete Bouguer gravity map of the Buena Vista area
showing areas with copper mineralization 48
Reconnaissance geologic map of the Cactus Flat-Artesia
area 51
FIGURE 16
FIGURE 17
Bouguer gravity map of the Safford-San Simon Basin
Aeromagnetic map of the Safford-San Simon Basin
(pocket)
(pocket)
FIGURE 18
Location map of Dipole-Dipole electrical resistivity
profiles 7 and 8 54
iv