Accessory mineral U-Th-Pb ages and 40Ar/39Ar eruption chronology, and their bearing on rhyolitic magma evolution in the Pleistocene Coso volcanic field, California

Contributions to Mineralogy and Petrology

Volumn 158, Issue 4, 2009, Pages 421-446

  Simon, Justin I ^a   Vazquez, Jorge A ^b   Renne, Paul R ^a   Schmitt, Axel K ^c   Bacon, Charles R ^d   Reid, Mary R ^e  

^a UNIVERSITY OF CALIFORNIA   (United States)

^b CALIFORNIA STATE UNIVERSITY   (United States)

^c UNIVERSITY OF CALIFORNIA   (United States)

^d U S GEOLOGICAL SURVEY   (United States)

^e NORTHERN ARIZONA UNIVERSITY   (United States)

Author keywords

Ar Ardating; Coso volcanic field; Magmatime scales; Rhyolite; U Th Pbdating; Zirconand allanite

Indexed keywords

ACCESSORY MINERAL; AGE DETERMINATION; ALLANITE; ARGON-ARGON DATING; GRANOPHYRE; LAVA DOME; MAGMATISM; PLEISTOCENE; RHYOLITE; TEPHROCHRONOLOGY; URANIUM SERIES DATING; VOLCANIC ERUPTION; ZIRCON;

CALIFORNIA; COSO; NORTH AMERICA; UNITED STATES;

EID: 69849102157     PISSN: 00107999     EISSN: None     Source Type: Journal    
DOI: 10.1007/s00410-009-0390-9     Document Type: Article

References (102)

1. Anderson AT, Davis AM, Lu F (2000) Evolution of Bishop Tuff rhyolitic magma based on melt and magnetite inclusions and zoned phenocrysts. J Petrol 41(3):449-473. doi: 10.1093/petrology/41.3.449
2. Bachmann O, Bergantz GW (2003) Rejuvenation of the Fish Canyon magma body: A window into the evolution of large-volume silicic magma systems. Geology 31(9):789-792. doi: 10.1130/G19764.1
3. Bachmann O, Oberli F, Dungan MA, Meier M, Mundil R, Fischer H (2007) Ar-40/Ar-39 and U-Pb dating of the Fish Canyon magmatic system, San Juan Volcanic field, Colorado: Evidence for an extended crystallization history. Chem Geol 236(1-2):134-166. doi: 10.1016/j.chemgeo.2006.09.005
4. Bacon CR (1982) Time-predictable bimodal volcanism in the Coso Range, California. Geology 10(2):65-69
5. Bacon CR (1985) Implications of silicic vent patterns for the presence of large crustal magma chambers. J Geophys Research B Solid Earth Planets 90(13):1243-1252
6. Bacon CR, Lowenstern JB (2005) Late Pleistocene granodiorite source for recycled zircon and phenocrysts in rhyodacite lava at Crater Lake, Oregon. Earth Planet Sci Lett 233(3-4):277-293. doi: 10.1016/ j.epsl.2005.02.012
7. Bacon CR, Metz J (1984) Magmatic inclusions in rhyolites, contaminated basalts, and compositional zonation beneath the Coso volcanic field, California. Contrib Mineral Petrol 85(4):346-365. doi: 10.1007/BF01150292
8. Bacon CR, Duffield WA, Nakamura K (1980) Distribution of quaternary rhyolite domes of the Coso Range, California - implications for extent of the geothermal anomaly. J Geophys Res 85(5):2425-2433. doi: 10.1029/ JB085iB05p02425
9. Bacon CR, Macdonald R, Smith RL, Baedecker PA (1981) Pleistocene high-silica rhyolites of the Coso volcanic field, Inyo County, California. J Geophys Res 86:10223-10241. doi: 10.1029/JB086iB11p10223
10. Bacon CR, Kurasawa H, Delevaux MH, Kistler RW, Doe BR (1984) Lead and strontium isotopic evidence for crustal interaction and compositional zonation in the source regions of Pleistocene basaltic and rhyolitic magmas of the Coso volcanic field, California. Contrib Mineral Petrol 85(4):366-375. doi: 10.1007/BF01150293
11. Bailey RA (1989) Geologic map of the Long Valley Caldera, Mono-Inyo Craters volcanic chain, eastern California. Miscellaneous Investigations Series I-1933. U.S. Geological Survey
12. Bindeman IN, Valley JW, Wooden JL, Persing HM (2001) Post-caldera volcanism: In situ measurement of U-Pb age and oxygen isotope ratio in Pleistocene zircons from Yellowstone Caldera. Earth Planet Sci Lett 189(3-4):197-206. doi: 10.1016/S0012-821X(01)00358-2
13. Bohrson WA, Reid MR (1998) Genesis of evolved ocean island magmas by deep- and shallow-level basement recycling, Socorro Island, Mexico: constraints from Th and other isotope signatures. J Petrol 39(5):995-1008. doi: 10.1093/petrology/39.5.995
14. Brown SJA, Fletcher IR (1999) SHRIMP U-Pb dating of the preeruption growth history of zircons from the 340 ka Whakamaru Ignimbrite, New Zealand: Evidence for >250 k.y. magma residence times. Geology 27(11):1035-1038. doi: 10.1130/0091-7613(1999)
15. Brown SJA, Smith RT (2004) Crystallisation history and crustal inheritance in a large silicic magma system: Pb-206/U-238 ion probe dating of zircons from the 1.2 Ma Ongatiti ignimbrite, Taupo Volcanic Zone. J Volcanol Geotherm Res 135(3):247-257. doi: 10.1016/ j.jvolgeores.2004.03.004
16. Carrasco-Núñez G, Riggs NR (2008) Polygenetic nature of a rhyolitic dome and implications for hazard assessment: Cerro Pizarro volcano, Mexico. J Volcanol Geotherm Res 171(3-4):307-315. doi: 10.1016/ j.jvolgeores.2007.12.002
17. Charlier BLA, Wilson CJN, Lowenstern JB, Blake S, Van Calsteren PW, Davidson JP (2005) Magma generation at a large, hyperactive silicic volcano (Taupo, New Zealand) revealed by U-Th and U-Pb systematics in zircons. J Petrol 46(1):3-32. doi: 10.1093/petrology/egh060
18. Chen JH, Moore JG (1979) Late Jurassic Independence dike swarm in eastern California. Geology 7(3):129-133
19. Christensen JN, DePaolo DJ (1993) Time scales of large volume silicic magma systems - Sr isotopic systematics of phenocrysts and glass from the Bishop Tuff, Long Valley, California. Contrib Mineral Petrol 113(1):100-114. doi: 10.1007/BF00320834
20. Claiborne LL, Miller CF, Walker BA, Wooden JL, Mazdab FK, Bea R (2006) Tracking magmatic processes through Zr/Hf ratios in rocks and Hf and Ti zoning in zircons: An example from the Spirit Mountain batholith, Nevada. Mineral Mag 70(5):517-543. doi: 10.1180/0026461067050348
21. Coleman DS, Briggs AS, Glazner AF, Northrup CJ (2003) Timing of plutonism and deformation in the White Mountains of eastern California. Geol Soc Am Bull 115(1):48-57. doi: 10.1130/0016- 7606(2003)
22. Combs J (1980) Heat-flow in the Coso Geothermal Area, Inyo County, California. J Geophys Res 85(5):2411-2424. doi: 10.1029/JB085iB05p02411
23. Crowley JL, Schoene B, Bowring SA (2007) U-Pb dating of zircon in the Bishop Tuff at the millennial scale. Geology 35(12):1123-1126. doi: 10.1130/G24017A.1
24. Dalrymple GB, Grove M, Lovera OM, Harrison TM, Hulen JB, Lanphere MA (1999) Age and thermal history of the Geysers plutonic complex (felsite unit), Geysers geothermal field, California: A Ar-40/Ar-39 and U-Pb study. Earth Planet Sci Lett 173(3):285-298. doi: 10.1016/ S0012-821X(99)00223-X
25. Davies GR, Halliday AN, Mahood GA, Hall CM (1994) Isotopic constraints on the production-rates, crystallization histories and residence times of pre-caldera silicic magmas, Long Valley, California. Earth Planet Sci Lett 125(1-4):17-37. doi: 10.1016/0012-821X(94)90204-6
26. de Silva SL, Gosnold WD (2007) Episodic construction of batholiths: insights from the spatiotemporal development of an ignimbrite flare-up. J Volcanol Geotherm Res 167:320-335. doi: 10.1016/ j.jvolgeores.2007.07.015
27. Ducea MN, Saleeby JB (1998) The age and origin of a thick mafic-ultramafic keel from beneath the Sierra Nevada batholith. Contrib Mineral Petrol 133(1-2):169-185. doi: 10.1007/s004100050445
28. Dufek J, Bergantz GW (2005) Lower crustal magma genesis and preservation: A stochastic framework for the evaluation of basalt-crust interaction. J Petrol 46(11):2167-2195. doi: 10.1093/petrology/egi049
29. Duffield WA, Bacon CR (1981) Geologic map of the Coso volcanic field and adjacent areas, Inyo County, California. Miscellaneous Investigations I-1200. U.S. Geological Survey
30. Duffield WA, Bacon CR, Dalrymple GB (1980) Late Cenozoic Volcanism, Geochronology, and Structure of the Coso-Range, Inyo County, California. J Geophys Res 85(5):2381-2404. doi: 10.1029/JB085iB05p02381
31. Eaton GP, Christiansen RL, Iyer HM, Pitt AM, Mabey DR, Blank HR, Zietz I, Gettings ME (1975) Magma beneath Yellowstone National Park. Science 188(4190):787-796. doi: 10.1126/science.188.4190.787
32. Ferry JM, Watson EB (2007) New thermodynamic models and revised calibrations for the Ti-in-zircon and Zr-in-rutile thermometers. Contrib Mineral Petrol 154(4):429-437. doi: 10.1007/s00410-007-0201-0
33. Garrison JM, Reagan MK, Sims KW, Patino LC (2007) (226 Ra)/(230 Th) disequilibrium and amphibole crystallization in rhyodacite from Ilopango Caldera, El Salvador. EOS Trans AGU 88 (Fall Meet. Suppl., Abstract F591)
34. Glazner AF, Miller JS, Leeman WP, Johnson BR, Monastero FC (2007) Magmatic evolution of the Coso Geothermal Area, California. Eos Trans AGU 88(52)
35. Gulson BL, Krogh TE (1973) Old lead components in young Bergell Massif, southeast Swiss Alps. Contrib Mineral Petrol 40(3):239-252. doi: 10.1007/ BF00373788
36. Gutenberg B, Richter CF (1944) Frequency of earthquakes in California. Bull Seismol Soc Am 34:185-188
37. Halliday AN, Mahood GA, Holden P, Metz JM, Dempster TJ, Davidson JP (1989) Evidence for long residence times of rhyolitic magma in the Long Valley magmatic system - the isotopic record in precaldera lavas of Glass Mountain. Earth Planet Sci Lett 94(3-4):274-290. doi: 10.1016/ 0012-821X(89)90146-5
38. Harrison TM, Schmitt AK (2007) High sensitivity mapping of Ti distributions in Hadean zircons. Earth Planet Sci Lett 261(1-2):9-19. doi: 10.1016/j.epsl.2007.05.016
39. Hayden LA, Watson EB, Wark DA (2007) A thermobarometer for sphene (titanite). Contrib Mineral Petrol 155(4):529-540. doi: 10.1007/ s00410-007-0256-y
40. Heumann A, Davies GR, Elliott T (2002) Crystallization history of rhyolites at Long Valley, California, inferred from combined U-series and Rb-Sr isotope systematics. Geochim Cosmochim Acta 66(10):1821-1837. doi: 10.1016/S0016-7037(01)00883-3
41. Jicha BR, Singer BS, Beard BL, Johnson CM (2005) Contrasting timescales of crystallization and magma storage beneath the Aleutian Island arc. Earth Planet Sci Lett 236(1-2):195-210. doi: 10.1016/j.epsl.2005.05.002
42. Johnson CM, Czamanske GK, Lipman PW (1989) Geochemistry of intrusive rocks associated with the Latir volcanic field, New Mexico, and contrasts between evolution of plutonic and volcanic-rocks. Contrib Mineral Petrol 103(1):90-109. doi: 10.1007/BF00371367
43. Knesel KM, Davidson JP, Duffield WA (1999) Evolution of silicic magma through assimilation and subsequent recharge: Evidence from Sr isotopes in sanidine phenocrysts, Taylor Creek rhyolite, NM. J Petrol 40(5):773-786. doi: 10.1093/petrology/40.5.773
44. Kovac KM, Moore JN, Rose PE, McCulloch J (2006) Geology of injection well 46A-19RD in the Coso enhanced geothermal systems experiment. Geotherm Resour Counc Trans 30:139-143
45. Kylander-Clark ARC, Coleman DS, Glazner AF, Bartley JM (2005) Evidence for 65 km of dextral slip across Owens Valley, California, since 83 Ma. Geol Soc Am Bull 117(7-8):962-968. doi: 10.1130/B25624.1
46. Lanphere MA, Baadsgaard H (2001) Precise K-Ar, Ar-40/Ar-39, Rb-Sr and U/ Pb mineral ages from the 27.5 Ma Fish Canyon Tuff reference standard. Chem Geol 175(3-4):653-671. doi: 10.1016/S0009-2541(00)00291-6
47. Lanphere MA, Dalrymple GB, Smith RL (1975) K-Ar ages of Pleistocene rhyolitic volcanism in Coso-Range, California. Geology 3(6):339-343
48. Lindsay JM, Schmitt AK, Trumbull RB, de Silva SL, Siebel W, Emmermann R (2001) Magmatic evolution of the La Pacana caldera system, Central Andes, Chile: Compositional variation of two cogenetic, large-volume felsic ignimbrites. J Petrol 42(3):459-486. doi: 10.1093/petrology/ 42.3.459
49. Manley CR, Bacon CR (2000) Rhyolite thermobarometry and the shallowing of the magma reservoir, Coso volcanic field, California. J Petrol 41(1):149-174. doi: 10.1093/petrology/41.1.149
50. McDowell FW (1983) K-Ar dating - incomplete extraction of radiogenic argon from alkali feldspar. Isot Geosci 1(2):119-126
51. Metz J, Bailey RA (1993) Geologic map of Glass Mountain. Miscellaneous Investigations Series I-1995. U.S. Geological Survey
52. Metz JM, Mahood GA (1991) Development of the Long Valley, California, magma chamber recorded in precaldera rhyolite lavas of Glass Mountain. Contrib Mineral Petrol 106(3):379-397. doi: 10.1007/BF00324565
53. Michael PJ (1984) Chemical differentiation of the Cordillera Paine granite (southern Chile) by in situ fractional crystallization. Contrib Mineral Petrol 87(2):179-195. doi: 10.1007/BF00376223
54. Michaut C, Jaupart C (2006) Ultra-rapid formation of large volumes of evolved magma. Earth Planet Sci Lett 250(1-2):38-52. doi: 10.1016/ j.epsl.2006.07.019
55. Miller JS (1999) Recent perspectives on the dynamics of small-volume rhyolite magma systems from Coso volcanic field, CA. EOS Trans AGU 80 (Fall Meet. Suppl., Abstract F1178).
56. Miller CF, Mittlefehldt DW (1982) Depletion of light rare-earth elements in felsic magmas. Geology 10(3):129-133. doi: 10.1130/0091-7613(1982)
57. Miller JS, Wooden JL (2004) Residence, resorption and recycling of zircons in Devils Kitchen rhyolite, Coso volcanic field, California. J Petrol 45(11):2155-2170. doi: 10.1093/petrology/egh051
58. Miller JS, Groves KR, Whitmarsh RS (1996) Sources of the Pleistocene Coso rhyolites: A Nd isotopic perspective. EOS Trans AGU 77 (Fall Meet. Suppl., Abstract F791)
59. Mills JG, Saltoun BW, Vogel TA (1997) Magma batches in the Timber Mountain magmatic system, southwestern Nevada volcanic field, Nevada, USA. J Volcanol Geotherm Res 78(3-4):185-208. doi: 10.1016/ S0377-0273(97)00015-2
60. Min KW, Mundil R, Renne PR, Ludwig KR (2000) A test for systematic errors in Ar-40/Ar-39 geochronology through comparison with U/Pb analysis of a 1.1-Ga rhyolite. Geochim Cosmochim Acta 64(1):73-98
61. Monastero FC (2002) An overview of industry-military cooperation in the development of power operations at the Coso geothermal field in southern California. Geotherm Resour Counc Bull 31:188-195
62. Monastero FC, Katzenstein AM, Miller JS, Unruh JR, Adams MC, Richards-Dinger K (2005) The Coso geothermal field: A nascent metamorphic core complex. Geol Soc Am Bull 117(11-12):1534-1553. doi: 10.1130/B25600.1
63. Mordick BE, Glazner AF (2006) Clinopyroxene thermobarometry of basalts from the Coso and Big Pine volcanic fields, California. Contrib Mineral Petrol 152(1):111-124. doi: 10.1007/s00410-006-0097-0
64. 39Ar dating of volcanic Glass. Eos Trans AGU 88(52). doi: 10.1029/ 2007EO520006 (Fall Meet. Suppl)
65. 39Ar geochronometer. Eos Trans AGU 87 (Fall Meet. Suppl., Abstract F543)
66. Nomade S, Renne PR, Vogel N, Deino AL, Sharp WD, Becker TA, Jaouni AR, Mundil R (2005) Alder Creek sanidine (ACs-2): A quaternary Ar-40/Ar-39 dating standard tied to the Cobb Mountain geomagnetic event. Chem Geol 218(3-4):315-338. doi: 10.1016/j.chemgeo.2005.01.005
67. Paces JB, Miller JD (1993) Precise U-Pb ages of Duluth Complex and related mafic intrusions, northeastern Minnesota - geochronological insights to physical, petrogenetic, paleomagnetic, and tectonomagmatic processes associated with the 1.1 Ga midcontinent rift system. J Geophys Res Solid Earth 98(B8):13997-14013. doi: 10.1029/93JB01159
68. Peppard BT, Steele IM, Davis AM, Wallace PJ, Anderson AT (2001) Zoned quartz phenocrysts from the rhyolitic Bishop Tuff. Am Mineral 86(9):1034-1052
69. Petersen JS (1980) The zoned Kleivan granite - an end member of the anorthosite suite in southwest Norway. Lithos 13(1):79-95. doi: 10.1016/ 0024-4937(80)90065-1
70. Quidelleur X, Grove M, Lovera OM, Harrison TM, Yin A, Ryerson FJ (1997) Thermal evolution and slip history of the Renbu Zedong Thrust, southeasterm Tibet. J Geophys Res Solid Earth 102(B2):2659-2679
71. Reasenberg P, Ellsworth W, Walter A (1980) Teleseismic evidence for a low-velocity body under the Coso geothermal area. J Geophys Res 85(5):2471-2483. doi: 10.1029/JB085iB05p02471
72. Reid MR (2003) Timescales of magma transfer and storage in the crust. In: Treatise on geochemistry, vol 3. Elsevier, San Diego, pp 167-187
73. Reid MR, Coath CD (2000) In situ U-Pb ages of zircons from the Bishop Tuff: No evidence for long crystal residence times. Geology 28(5):443-446. doi: 10.1130/0091-7613(2000)
74. Reid MR, Coath CD, Harrison TM, McKeegan KD (1997) Prolonged residence times for the youngest rhyolites associated with Long Valley Caldera: Th-230-U-238 ion microprobe dating of young zircons. Earth Planet Sci Lett 150(1-2):27-39. doi: 10.1016/S0012-821X(97)00077-0
75. Renne PR, Sharp WD, Deino AL, Orsi G, Civetta L (1997) Ar-40/Ar-39 dating into the historical realm: Calibration against Pliny the Younger. Science 277(5330):1279-1280. doi: 10.1126/science.277.5330.1279
76. Renne PR, Karner DB, Ludwig KR (1998) Radioisotope dating - absolute ages aren't exactly. Science 282(5395):1840-1841. doi: 10.1126/ science.282.5395.1840
77. Renne PR, Farley KA, Becker TA, Sharp WD (2001) Terrestrial cosmogenic argon. Earth Planet Sci Lett 188(3-4):435-440. doi: 10.1016/ S0012-821X(01)00336-3
78. Sañudo-Wilhelmy SA, Flegal AR (1994) Temporal variations in lead concentrations and isotopic composition in the southern California Bight. Geochim Cosmochim Acta 58(15):3315-3320. doi: 10.1016/ 0016-7037(94)90060-4
79. Schãrer U (1984) The effect of initial Th-230 disequilibrium on young U-Pb ages - the Makalu case, Himalaya. Earth Planet Sci Lett 67(2):191-204. doi: 10.1016/0012-821X(84)90114-6
80. Scheepers R, Smit CM (1995) Fractionation of the rare-earths in a suite of highly evolved metaluminous granitoids and felsic dykes from the Western Cape Province, South-Africa. J Afr Earth Sci 21(1):71-90. doi: 10.1016/0899-5362(95)00090-G
81. Schmitt AK (2006) Laacher See revisited: High-spatial-resolution zircon dating indicates rapid formation of a zoned magma chamber. Geology 34(7):597-600. doi: 10.1130/G22533.1
82. Schmitt AK, Simon JI (2004) Boron isotopic variations in hydrous rhyolitic melts: A case study from Long Valley, California. Contrib Mineral Petrol 146(5):590-605. doi: 10.1007/s00410-003-0514-6
83. Simon JI, Reid MR (2005) The pace of rhyolite differentiation and storage in an 'archetypical' silicic magma system, Long Valley, California. Earth Planet Sci Lett 235(1-2):123-140. doi: 10.1016/ j.epsl.2005.03.013
84. Simon JI, Reid MR, Young ED (2007) Lead isotopes by LA-MC-ICPMS: tracking the emergence of mantle signatures in an evolving silicic magma system. Geochim Cosmochim Acta 71(8):2014-2035. doi: 10.1016/ j.gca.2007.01.023
85. Simon JI, Renne PR, Mundil R (2008) Implications of pre-eruptive magmatic histories of zircons for U-Pb geochronology of silicic extrusions. Earth Planet Sci Lett 266(1-2):182-194. doi: 10.1016/ j.epsl.2007.11.014
86. Smith RL (1979) Ash-flow magmatism. In: Geological Society of America, Special Paper 180. Geological Society of America, New York, pp 5-27
87. Spera FJ, Crisp JA (1981) Eruption volume, periodicity, and caldera area - relationships and inferences on development of compositional zonation in silicic magma chambers. J Volcanol Geotherm Res 11(2-4):169-187. doi: 10.1016/0377-0273(81)90021-4
88. Ton-That T, Singer B, Paterne M (2001) Ar-40/Ar-39 dating of latest Pleistocene (41 ka) marine tephra in the Mediterranean Sea: Implications for global climate records. Earth Planet Sci Lett 184(3-4):645-658. doi: 10.1016/S0012-821X(00)00358-7
89. Trial AF, Spera FJ (1990) Mechanisms for the generation of compositional heterogeneities in magma chambers. Geol Soc Am Bull 102(3):353-367. doi: 10.1130/0016-7606(1990)
90. van den Bogaard P, Schirnick C (1995) Ar-40/Ar-39 laser probe ages of Bishop-Tuff quartz phenocrysts substantiate long-lived silicic magma chamber at Long Valley, United States. Geology 23(8):759-762. doi: 10.1130/0091-7613(1995)
91. Vazquez JA, Reid MR (2002) Time scales of magma storage and differentiation of voluminous high-silica rhyolites at Yellowstone caldera, Wyoming. Contrib Mineral Petrol 144(3):274-285
92. Vazquez JA, Reid MR (2004) Probing the accumulation history of the voluminous Toba magma. Science 305(5686):991-994. doi: 10.1126/ science.1096994
93. 2, and exsolved gas in a large-volume silicic magma system: interpreting the record preserved in melt inclusions from the Bishop Tuff. J Geophys Res Solid Earth 104(B9):20097-20122. doi: 10.1029/ 1999JB900207
94. Walter AW, Weaver CS (1980) Seismicity of the Coso Range, California. J Geophys Res 85(5):2441-2458. doi: 10.1029/JB085iB05p02441
95. Wark DA, Farmer GL, Masturyono MR, McCaffrey R (2001) Interaction of dike-fed, mafic recharge melts with silicic magmas below the Toba caldera complex. In: Eleventh annual V. M. Goldschmidt conference, May 20-24, 2001, Hot Springs, Virginia, abstract no. 3862
96. Wark DA, Hildreth W, Spear FS, Cherniak DJ, Watson EB (2007) Pre-eruption recharge of the Bishop magma system. Geology 35(3):235-238. doi: 10.1130/G23316A.1
97. Watson EB, Harrison TM (1983) Zircon saturation revisited - temperature and composition effects in a variety of crustal magma types. Earth Planet Sci Lett 64(2):295-304. doi: 10.1016/0012-821X(83)90211-X
98. Watson EB, Harrison TM (2005) Zircon thermometer reveals minimum melting conditions on earliest Earth. Science 308(5723):841-844
99. Wiedenbeck M, Alle P, Corfu F, Griffin WL, Meier M, Oberli F, Vonquadt A, Roddick JC, Speigel W (1995) Three natural zircon standards for U-Th-Pb, Lu-Hf, trace-element and REE analyses. Geostand Newsl 19(1):1-23. doi: 10.1111/j.1751-908X.1995.tb00147.x
100. Wilson CK, Jones CH, Gilbert HJ (2003) Single-chamber silicic magma system inferred from shear wave discontinuities of the crust and uppermost mantle, Coso geothermal area, California. J Geophys Res Solid Earth 108(B5). doi: 10.1029/2002JB001798
101. Whitmarsh RS (1997) Geologic map of the Cactus Peak 7.5′ quadrangle; Inyo County, California, http://gsamaps.gsajournals.org/maps/ 10.1130-1998-whitmarsh-coso/cacpea.gif
102. Wolff JA, Ramos FC (2003) Pb isotope variations among Bandelier Tuff feldspars: No evidence for a long-lived silicic magma chamber. Geology 31(6):533-536. doi: 10.1130/0091-7613(2003)031<0533:PIVABT>2.0.CO;2