Subsurface geometry of the San Andreas-Calaveras fault junction: Influence of serpentinite and the Coast Range Ophiolite

Tectonics

Volumn 33, Issue 10, 2014, Pages 2025-2044

  Watt, Janet T ^a   Ponce, David A ^b   Graymer, Russell W ^b   Jachens, Robert C ^b   Simpson, Robert W ^b  

^a U S GEOLOGICAL SURVEY   (United States)

^b U S GEOLOGICAL SURVEY   (United States)

Author keywords

fault connectivity; fault geometry; fault intersection; magnetic gradient analysis; ophiolite; serpentinite

Indexed keywords

GEODESY;

COAST RANGE OPHIOLITES; FAULT GEOMETRY; GEOPHYSICAL EVIDENCE; MAGNETIC GRADIENT; OPHIOLITE; SERPENTINITE; SIGNIFICANT DISCOVERY; SUB-SURFACE GEOMETRIES;

GEOMETRY;

FAULT GEOMETRY; FAULT ZONE; GRADIENT ANALYSIS; NEOTECTONICS; OPHIOLITE; SAN ANDREAS FAULT; SERPENTINITE; TRIPLE JUNCTION;

CALIFORNIA; SAN ANDREAS; UNITED STATES;

EID: 84910637635     PISSN: 02787407     EISSN: 19449194     Source Type: Journal    
DOI: 10.1002/2014TC003561     Document Type: Article

References (92)

1. Andrews, D. J.; (1989), Mechanics of fault junctions, J. Geophys. Res.; 94, 9389-9397, doi: 10.1029/JB094iB07p09389.
2. Argus, D. F.; and, R. G. Gordon, (2001), Present tectonic motion across the Coast Ranges and San Andreas fault system in central California, Geol. Soc. Am. Bull.; 113 (12), 1580-1592.
3. Bedrosian, P.A.; M.J. Unsworth, and, G. Egbert, (2002), Magnetotelluric imaging of the creeping segment of the San Andreas Fault near Hollister, Geophys. Res. Lett.; 29 (11), 1506, doi: 10.1029/2001GL014119.
4. Blakely, R. J.; (1995), Potential Theory in Gravity and Magnetic Applications, Cambridge Univ. Press, Cambridge, U. K.
5. Blakely, R. J.; and, R. W. Simpson, (1986), Approximating edges of source bodies from gravity or magnetic data, Geophysics, 51, 1494-1498.
6. Brocher, T. M.; J. McCarthy, P. E. Hart, W. S. Holbrook, K. P. Furlong, T. V. McEvilly, J. A. Hole, and, S. L. Klemperer, (1994), Seismic evidence for a lower-crustal detachment beneath San Francisco Bay, California, Science, 265, 1436-1439.
7. Bryant, W. A.; (Comp.) (1988), Fault number 64, Quien Sabe Fault, Quaternary fault and fold database of the United States, U.S. Geol Surv. [Available at http://earthquakes.usgs.gov/hazards/qfaults, accessed 07/16/2014].
8. Burford, R. O.; and, P. W. Harsh, (1980), Slip on the San Andreas Fault in Central California from alignment array surveys, Bull. Seismol. Soc. Am.; 70, 1233-1261.
9. Burford, R. O.; and, J. C. Savage, (1972), Tectonic evolution of a crustal wedge caught within a transform fault system, Geol. Soc. Am. Abstr. Programs, 4 (3), 134.
10. Bürgmann, R.; (1997), Active detachment faulting in the San Francisco Bay Area?, Geology, 25 (12), 1135-1138.
11. Christie-Blick, N.; and, K. T. Biddle, (1985), Deformation and basin formation along strike-slip faults, in Strike-Slip Deformation, Basin Formation, and Sedimentation, edited by, K. T. Biddle, and, N. Christie-Blick, Soc. Econ. Paleontol. Mineral. Spec. Publ.; 37, 1-34.
12. Constenius, K. N.; R. A. Johnson, W. R. Dickinson, and, T. A. Williams, (2000), Tectonic evolution of the Jurassic-Cretaceous Great Valley forearc, California: Implications for the Franciscan thrust-wedge hypothesis, Geol. Soc. Am. Bull.; 112 (11), 1703-1723.
13. Cordell, L.; and, V. J. S. Grauch, (1983), Mapping basement magnetization zones from aeromagnetic data in the San Juan Basin, New Mexico, Geophysics, 48, 446.
14. Dibblee, T. W.; and, J. A. Minch, (2007a), Geologic map of the Bickmore Canyon quadrangle, Monterey and San Benito Counties, California, Dibblee Foundation Map DF-320, scale 1:24,000, Dibblee Geological Foundation.
15. Dibblee, T. W.; and, J. A. Minch, (2007b), Geologic map of the North Chalone Peak quadrangle, Monterey and San Benito Counties, California, Dibblee Foundation Map DF-303, scale 1:24,000, Dibblee Geological Foundation.
16. Dibblee, T. W.; and, J. A. Minch, (2007c), Geologic map of the Llanada quadrangle, San Benito County, California, Dibblee Foundation Map DF-318, scale 1:24,000, Dibblee Geological Foundation.
17. Dibblee, T. W.; and, J. A. Minch, (2007d), Geologic map of the Rock Spring Peak quadrangle, San Benito County, California, Dibblee Foundation Map DF-305, scale 1:24,000, Dibblee Geological Foundation.
18. Dibblee, T. W.; and, J. A. Minch, (2007e), Geologic map of the Topo Valley quadrangle, Monterey and San Benito Counties, California, Dibblee Foundation Map DF-304, scale 1:24,000, Dibblee Geological Foundation.
19. Dickinson, W. R.; and, D. R. Seely, (1979), Structure and stratigraphy of forearc regions, Am. Soc. Pet. Geol. Bull.; 63, 2-31.
20. Dickinson, W. R.; C. A. Hopson, and, J. B. Saleeby, (1996), Alternate origins of the Coast Range Ophiolite (California): Introduction and implications, Geol. Soc. Am. Today, 6 (2), 1-10.
21. Dorbath, C.; D. Oppenheimer, F. Amelung, and, G. King, (1996), Seismic tomography and deformation modeling of the junction of the San Andreas and Calaveras Faults, J. Geophys. Res.; 101, 27,917-27,941, doi: 10.1029/96JB02092.
22. Ellsworth, W. L.; (1975), Bear Valley, California, earthquake sequence of February-March 1972, Bull. Seismol. Soc. Am.; 65 (2), 483-506.
23. Feng, R.; and, T. V. McEvilly, (1983), Interpretation of seismic reflection profiling data for the structure of the San Andreas fault zone, Bull. Seismol. Soc. Am.; 73 (6), 1701-1720.
24. Fulton, P. M.; and, D. M. Saffer, (2009), Potential role of mantle-derived fluids in weakening the San Andreas Fault, J. Geophys. Res.; 114, B07408, doi: 10.1029/2008JB006087.
25. Galehouse, J. S.; and, J. J. Lienkaemper, (2003), Inferences drawn from two decades of alignment array measurements of creep on faults in the San Francisco Bay region, Bull. Seismol. Soc. Am.; 93 (6), 2415-2433.
26. Graymer, R. W.; A. M. Sarna-Wojcicki, J. P. Walker, R. J. McLaughlin, and, R. J. Fleck, (2002), Controls on timing and amount of right-lateral offset on the East Bay fault system, San Francisco Bay region, California, Geol. Soc. Am. Bull.; 114 (12), 1471-1479.
27. Graymer, R. W.; D. A. Ponce, R. C. Jachens, R. W. Simpson, G. A. Phelps, and, C. M. Wentworth, (2005), Three-dimensional geologic map of the Hayward fault, Northern California: Correlation of rock units with variations in seismicity, creep rate, and fault dip, Geology, 33 (6), 521-524, doi: 10.1130/G21435.1.
28. Graymer, R. W.; V. E. Langenheim, R. W. Simpson, R. C. Jachens, and, D. A. Ponce, (2007), Relatively simple through-going fault planes at large-earthquake depth may be concealed by the surface complexity of strike-slip faults, in Tectonics of Strike-Slip Restraining and Releasing Bends, edited by, W. D. Cunningham, and, P. Mann, Geol. Soc. London Spec. Publ.; 290, 189-201, doi: 10.1144/SP290.5.
29. Hardebeck, J. L.; (2013), Geometry and earthquake potential of the Shoreline Fault, central California, Bull. Seismol. Soc. Am.; 103 (1), 447-462, doi: 10.1785/0120120175.
30. Hardebeck, J. L.; A. J. Michael, and, T. M. Brocher, (2007), Seismic velocity structure and seismotectonics of the Eastern San Francisco Bay Region, California, Bull. Seismol. Soc. Am.; 97 (3), 826-842.
31. Harris, R. A.; and, N. A. Abrahamson, (2014), Strong ground motions generated by earthquakes on creeping faults, Geophys. Res. Lett.; 41, doi: 10.1002/2014GL060228.
32. Harris, R. A.; and, S. M. Day, (1993), Dyanmics of fault interaction: Parallel strike-slip faults, J. Geophys. Res.; 98, 4461-4472.
33. Harris, R. A.; and, S. M. Day, (1999), Dynamic 3D simulations of earthquakes on en echelon faults, Geophys. Res. Lett.; 26 (14), 2089-2092.
34. Holbrook, W. S.; T. M. Brocher, U. S. ten Brink, and, J. A. Hole, (1996), Crustal structure of a transform plate boundary: San Francisco Bay and the central California continental margin, J. Geophys. Res.; 101, 22,311-22,334, doi: 10.1029/96JB01642.
35. Jachens, R. C.; and, A. Griscom, (2004), Geophysical and geological setting of the earthquake, inferred from gravity and magnetic anomalies, in The Loma Prieta, California, Earthquake of October 17, 1989-Geologic Setting and Crustal Structure, edited by, R. E. Wells, U.S. Geol. Surv. Prof. Pap. 1550-E, E49-E80.
36. Jachens, R. C.; and, M. L. Zoback, (1999), The San Andreas fault in the San Francisco Bay Region, California: Structure and kinematics of a young plate boundary, Int. Geol. Rev.; 41, 191-205.
37. Jachens, R. C.; A. Griscom, and, C. W. Roberts, (1995), Regional extent of Great Valley basement west of the Great Valley, California: Implications for extensive tectonic wedging in the California Coast Ranges, J. Geophys. Res.; 100, 12,769-12,790, doi: 10.1029/95JB00718.
38. Jachens, R. C.; C. M. Wentworth, and, R. J. McLaughlin, (1998), Pre-San Andreas location of the Gualala block inferred from magnetic and gravity anomalies, in Geology and Tectonics of the Gualala Block, Northern California, Pacific Section, Book 84, edited by, W. P. Elder, pp. 27-64, Soc. of Econ. Paleontol. and Mineral. and Am. Assoc. of Pet. Geol.; Los Angeles, Calif.
39. Jachens, R. C.; C. M. Wentworth, R. W. Graymer, J. P. Walker, F. C. Chuang, R. W. Simpson, and, R. J. McLaughlin, (2002), The Calaveras Fault, Northern California: A geophysical perspective on offset and 3-D geometry, Eos Trans. AGU, 83 (47), Fall Meet. Suppl.; Abstract T71E-1205.
40. Jayko, A. S.; M. C. Blake, and, T. Harms, (1987), Attenuation of the Coast Range Ophiolite by extensional faulting, and nature of the Coast Range "Thrust", California, Tectonics, 6, 475-488, doi: 10.1029/TC006i004p00475.
41. Johanson, I. A.; and, R. Bürgmann, (2005), Creep and quakes on the northern transition zone of the San Andreas Fault from GPS and InSAR data, Geophys. Res. Lett.; 32, L14306, doi: 10.1029/2005GL023150.
42. Langenheim, V. E.; (2014), Gravity, aeromagnetic and rock property data of the central California coast ranges, U.S. Geol. Surv. Open-File Rep. 2013-1282, 12 pp.; doi: 10.3133/ofr20131282.
43. Langenheim, V. E.; S. R. Stiles, R. C. Jachens, and, E. B. Jewel, (1997), Geometry of the San Andreas Fault inferred from gravity and magnetic data, south of Hollister, California, Eos Trans. AGU, 78, Fall Meet. Suppl.; Abstract F454.
44. Langenheim, V. E.; R. C. Jachens, D. M. Morton, R. W. Kistler, and, J. C. Matti, (2004), Geophysical and isotopic mapping of preexisting crustal structures that influenced the location and development of the San Jacinto fault zone, Southern California, Geol. Soc. Am. Bull.; 116 (9-10), 1143-1157, doi: 10.1130/B25277.1.
45. Lienkaemper, J. J.; P. L. Williams, and, T. P. Guilderson, (2010), Evidence for a 12th large earthquake on the southern Hayward fault in the past 1900 years, Bull. Seismol. Soc. Am.; 100, 2024-2034.
46. Lindsey, E. O.; and, Y. Fialko, (2013), Geodetic slip rates in the southern San Andreas fault system: Effects of elastic heterogeneity and fault geometry, J. Geophys. Res. Solid Earth, 118, 689-697, doi: 10.1029/2012JB009358.
47. Lockner, D. A.; C. Morrow, D. Moore, and, S. Hickman, (2011), Low strength of deep San Andreas Fault gauge from SAFOD core, Nature, 472, 82-85, doi: 10.1038/nature09927.
48. Loomis, K. B.; (1990), Depositional environments and sedimentary history of the Etchegoin Group, West-central San Joaquin Valley, California, in Structure, Stratigraphy, and Hydrocarbon Occurrences of the San Joaquin Basin, California: Bakersfield, Calif.; edited by, J. G. Kuespert, and, S. A. Reid, vol. 64, pp. 231-246, Society of Economic Paleontologists and Mineralogists and American Association of Petroleum Geologists, Pacific Section.
49. Ludington, S.; et al. (2007), Preliminary integrated geologic map databases for the United States-California, U.S. Geol. Surv. Open-File Rep. 2005-1305, 1.2, scale 1:750,000.
50. Maurer, J.; and, K. Johnson, (2014), Fault coupling and potential for earthquakes on the creeping section of the central San Andreas Fault, J. Geophys. Res. Solid Earth, 119, 4414-4428, doi: 10.1002/2013JB010741.
51. McLaughlin, R. J.; C. D. Blome, and, B. Murchey, (1988), Tectonics of formation, translation, and dispersal of the Coast Range Ophiolite of California, Tectonics, 7, 1033-1056, doi: 10.1029/TC007i005p01033.
52. McLaughlin, R. J.; W. V. Sliter, D. H. Sorg, P. C. Russell, and, A. M. Sarna-Wojcicki, (1996), Large-scale right-slip displacement on the East San Francisco Bay Region fault system, California: Implications for location of late Miocene to Pliocene Pacific plate boundary, Tectonics, 15, 1-18, doi: 10.1029/95TC02347.
53. McPhee, D. K.; R. C. Jachens, and, C. M. Wentworth, (2004), Crustal structure across the San Andreas Fault at the SAFOD site from potential field and geologic studies, Geophys. Res. Lett.; 31, L12S03, doi: 10.1029/2003GL019363.
54. Michael, A. J.; (1988), Effects of three-dimensional velocity structure on the seismicity of the 1984 Morgan Hill, California, aftershock sequence, Bull. Seismol. Soc. Am.; 78 (3), 1199-1221.
55. Miller, D. D.; (1998), Distributed shear, rotation, and partitioned strain along the San Andreas Fault, central California, Geology, 26 (10), 867-870.
56. Moore, D. E.; and, D. A. Lockner, (2013), Chemical controls on fault behavior: Weakening of serpentinite sheared against quartz-bearing rocks and its significance for fault creep in the San Andreas system, J. Geophys. Res. Solid Earth, 118, 2558-2570, doi: 10.1002/jgrb.50140.
57. Moore, D. E.; and, M. J. Rymer, (2007), Talc-bearing serpentinite and the creeping section of the San Andreas Fault, Nature, 448 (16), 795-797, doi: 10.1038/nature06064.
58. Noda, H.; and, N. Lapusta, (2013), Stable creeping fault segments can become destructive as a result of dynamic weakening, Nature, 493, 518-521, doi: 10.1038/nature11703.
59. Oglesby, D. D.; (2005), The dynamics of strike-slip step-overs with linking dip-slip faults, Bull. Seismol. Soc. Am.; 95 (5), 1604-1622, doi: 10.1785/0120050058.
60. Oglesby, D. D.; R. J. Archuleta, and, S. B. Nielsen, (2000), Dynamics of dip-slip faulting: Explorations in two dimensions, J. Geophys. Res.; 105, 13,643-13,653, doi: 10.1029/2000JB900055.
61. Pavoni, N.; (1973), A structural model for the San Andreas fault zone along the northeast side of the Gabilan Range, in Proceedings of the Conference on Tectonic Problems of the San Andreas Fault System, Univ. Ser. Geol. Sci.; vol. 13, pp. 259-267, Stanford Univ. Press, Stanford, Calif.
62. Perkins, J. A.; (1987), Provenance of the upper Miocene and Pliocene Etchegoin Formation: Implications for paleogeography of the late Miocene of central California, U.S. Geol. Surv. Open-File Rep. 87-167, 93 pp.
63. Phelps, G. A.; R. W. Graymer, R. C. Jachens, D. A. Ponce, R. W. Simpson, and, C. M. Wentworth, (2008), Three-dimensional geologic map of the Hayward Fault zone, San Francisco Bay Region, California, U.S. Geol. Surv. Sci. Invest. Map 3045. [Available at http://pubs.usgs.gov/sim/3045/.]
64. Ponce, D. A.; T. G. Hildenbrand, and, R. C. Jachens, (2003), Gravity and magnetic expression of the San Leandro Gabbro with implications for the geometry and evolution of the Hayward fault zone, Northern California, Bull. Seismol. Soc. Am.; 93 (1), 1-13.
65. Ponce, D. A.; R. W. Simpson, R. W. Graymer, and, R. C. Jachens, (2004), Gravity, magnetic, and seismicity profiles suggest a connection between the Hayward and Calaveras Faults, Northern California, Geochem. Geophys. Geosyst.; 5, Q07004, doi: 10.1029/2003GC000684.
66. Ponce, D. A.; R. W. Graymer, R. C. Jachens, and, R. W. Simpson, (2011), In search of segment boundaries along the Hayward fault and implications on earthquake hazards, in Proceedings of the Third Conference on Earthquake Hazards in the Eastern San Francisco Bay Area-Science, Hazard, Engineering and Risk, Calif. Geol. Surv. Spec. Rep. 219, edited by, K. Knudsen, et al.; pp. 77-92, Sacramento, Calif.
67. Robbins, S. L.; (1982), Complete bouguer gravity, aeromagnetic, and generalized geologic map of the Hollister 15-minute quadrangle, California, U.S. Geol. Surv. Geophys. Invest. Map, GP-945, scale 1:62,500.
68. Roberts, C. W.; and, R. C. Jachens, (1999), Preliminary aeromagnetic anomaly map of California U.S. Geol. Surv. Open-File Rep. 99-440, 14 pp.
69. Rogers, T. H.; (1993), Geology of the Hollister and San Felipe quadrangle, San Benito, Santa Clara, and Monterey counties, California, Cal. Div. Mines and Geol. Open-File Rep. 93-01, scale 1:24,000.
70. Ryder, I.; and, R. Bürgmann, (2008), Spatial variations in slip deficit on the central San Andreas Fault from InSAR, Geophys. J. Int.; 175, 837-852.
71. Saltus, R. W.; and, R. J. Blakely, (2011), Unique geologic insights from "non-unique" gravity and magnetic interpretation, GSA Today, 21 (12), 4-11, doi: 10.1130/G136A.1.
72. Schaff, D. P.; G. H. R. Bokelmann, G. C. Beroza, F. Waldhauser, and, W. L. Ellsworth, (2002), High-resolution image of the Calaveras Fault seismicity, J. Geophys. Res.; 107 (B9), 2186, doi: 10.1029/2001JB000633.
73. Schwartz, D. P.; P. J. Haeussler, G. G. Seitz, and, T. E. Dawson, (2012), Why the 2002 Denali Fault rupture propagated onto the Totschunda Fault: Implications for fault branching and seismic hazards, J. Geophys. Res.; 117, B11304, doi: 10.1029/2011JB008918.
74. Simpson, R. W.; R. W. Jachens, R. C. Saltus, and, R. J. Blakely, (1986), Isostatic residual gravity, topographic, and first-vertical derivative gravity maps of the conterminous United States, U.S. Geol. Surv. Geophys. Invest. Map 975, 2 plates.
75. Simpson, R. W.; S. S. Schulz, L. D. Dietz, and, R. O. Burford, (1988), The response of creeping parts of the San Andreas Fault to earthquake on nearby faults: Two examples, Pure Appl. Geophys.; 126 (2-4), 665-685.
76. Simpson, R. W.; R. W. Graymer, R. C. Jachens, D. A. Ponce, and, C. M. Wentworth, (2003), Structures in the Hayward and Calaveras fault zones from relocated seismicity, Eos Trans. AGU, 84 (47), Fall Meet. Suppl.; Abstract T11D-0426.
77. Templeton, D. C.; R. M. Nadeau, and, R. Bürgmann, (2001), Structure and kinematics at the juncture between the San Andreas and Southern Calaveras Faults, Eos Trans. AGU, 82 (47), Fall Meet. Suppl.; Abstract S32E-02.
78. Templeton, D. C.; R. M. Nadeau, and, R. Bürgmann, (2008), Behavior of repeating earthquake sequences in central California and the implications for subsurface fault creep, Bull. Seismol. Soc. Am.; 98 (1), 52-65, doi: 10.1785/0120070026.
79. Thurber, C.; S. Roecker, W. Ellsworth, Y. Chen, W. Lutter, and, R. Sessions, (1997), Two-dimensional seismic image of the San Andreas Fault in the Northern Gabilan Range, central California: Evidence for fluids in the fault zone, Geophys. Res. Lett.; 24, 1591-1594, doi: 10.1029/97GL01435.
80. Titus, S. J.; C. DeMets, and, B. Tikoff, (2005), New slip rate estimates for the creeping segment of the San Andreas Fault, California, Geology, 33 (3), 205-208, doi: 10.1130/G21107.1.
81. U.S. Geological Survey and California Geological Survey (2006), Quaternary fault and fold database for the United States. [Available from U.S. Geological Survey http://earthquake.usgs.gov/hazards/qfaults/download.php, accessed 10/15/2012.]
82. Wagner, D. L.; H. G. Greene, G. J. Saucedo, and, C. L. Pridmore, (2002), Geologic map of the Monterey 30 × 60 quadrangle and adjacent areas, California, Calif. Geol. Surv.; Reg. Geol. Map 1, scale 1:100,000.
83. Wakabayashi, J.; (1999), Distribution of displacement on and evolution of a young transform fault system: The northern San Andreas fault system, California, Tectonics, 18, 1245-1274, doi: 10.1029/1999TC900049.
84. Wakabayashi, J.; and, J. R. Unruh, (1995), Tectonic wedging, blueschist metamorphism, and exposure of blueschists: Are they compatible?, Geology, 23 (1), 85-88.
85. Waldhauser, F.; and, W. L. Ellsworth, (2000), A double-difference earthquake location algorithm, method and application to the northern Hayward Fault, Bull. Seismol. Soc. Am.; 90, 1353-1368.
86. Waldhauser, F.; and, W. L. Ellsworth, (2002), Fault structure and mechanics of the Hayward Fault, California, from double-difference earthquake locations, J. Geophys. Res.; 107 (B3), 2054, doi: 10.1029/2000JB000084.
87. Waldhauser, F.; and, D. P. Schaff, (2008), Large-scale relocation of two decades of Northern California seismicity using cross-correlation and double-difference methods, J. Geophys. Res.; 113, B08311, doi: 10.1029/2007JB005479.
88. Wang, C.; F. Rui, Y. Zhengsheng, and, S. Xingjue, (1986), Gravity anomaly and density structure of the San Andreas fault zone, Pure Appl. Geophys.; 124 (1/2), 127-140.
89. Watt, J. T.; R. W. Graymer, R. W. Simpson, D. A. Ponce, R. C. Jachens, G. A. Phelps, and, C. M. Wentworth, (2007), A three-dimensional geologic model of the Hayward-Calaveras fault junction, Eos Trans. AGU, 88 (52), Fall Meet. Suppl.; Abstract S21A-0238.
90. Watt, J. T.; D. A. Ponce, R. W. Graymer, R. W. Simpson, R. C. Jachens, and, C. M. Wentworth, (2011), The Mt. Lewis fault zone: Tectonic implications for eastern San Francisco Bay Area, in Proceedings of the Third Conference on Earthquake Hazards in the Eastern San Francisco Bay Area-Science, Hazard, Engineering and Risk, edited by, K. Knudsen, pp. 313-322, Calif. Geol. Surv. Spec. Rep.; 219, Sacramento, Calif.
91. Wentworth, C. M.; M. C. Blake Jr.; D. L. Jones, A. W. Walter, and, M. D. Zoback, (1984), Tectonic wedging associated with emplacement of the Franciscan assemblage, California Coast Ranges, in Franciscan Geology of Northern California, vol. 43, edited by, M. C. Blake Jr.; pp. 163-173, Society of Economic Paleontologists and Mineralogists, Pacific Section.
92. Zoback, M. L.; R. C. Jachens, and, J. A. Olson, (1999), Abrupt along-strike change in tectonic style: San Andreas Fault zone, San Francisco Peninsula, J. Geophys. Res.; 104, 10,719-10,742, doi: 10.1029/1998JB900059.