7/23/2019 Breccia Pipes In Northwestern Arizona

http://slidepdf.com/reader/full/breccia-pipes-in-northwestern-arizona 1/1

36°36°

        1        1        4        °

        1        1        4        °

        1        1        3         °

        1        1        3         °

        1        1        2        °

        1        1        2        °

37°37°

Page

Tusayan

Fredonia

Colorado City

COCONINO COUNTY

MOHAVE COUNTY

112°0'0"W

112°0'0"W

113°0'0"W

113°0'0"W

114°0'0"W

114°0'0"W

37°0'0"N

37°0'0"N

36°0'0"N

36°0'0"N

Breccia pipes and possible breccia pipes, northwestern Arizona

Breccia pipes, mineralized (USGS OFR-89-550) (64)

Collapse features (USGS OFR 89-550) (1294)

Collapse features (from USGS maps) (1133)

Circular features (Wenrich, unpublished) (1061)

Fault

Fault with evidence of Quaternary activity

p

0 10 20 30 40 50Kilometers

INTERSTATE

15

89

89

64

180

64

67

389

89

Geologic base map from AZGS

Digital Information Series DI-8

(931)

0

Partial database for breccia pipes and collapse features on theColorado Plateau, northwestern Arizona Arizona Geological Survey Digital Information Series DI-24

(map graphic to accompany geodatabase) (note:mineralized breccia pipes area subsetofcollapse features from USGS OFR 89-550)