Formation of clay minerals and exhumation of lower-crustal rocks at Atlantis Massif, Mid-Atlantic Ridge

Geochemistry, Geophysics, Geosystems

Volumn 9, Issue 11, 2008, Pages

  Nozaka, Toshio ^a   Fryer, Patricia ^b   Andreani, Muriel ^c  

^a OKAYAMA UNIVERSITY   (Japan)

^b UNIVERSITY OF HAWAII   (United States)

^c UNIVERSITÉ MONTPELLIER 2   (France)

Author keywords

Atlantis massif; Clay mineral; Exhumation; Gabbro; Mid Atlantic ridge; Oceanic core complex

Indexed keywords

EID: 72449198534     PISSN: 15252027     EISSN: 15252027     Source Type: Journal    
DOI: 10.1029/2008GC002207     Document Type: Article

References (46)

1. Alt, J. C., and W. Bach (2001), Data report: Low-grade hydrothermal alteration of uplifted lower oceanic crust, Hole 735B: Mineralogy and isotope geochemistry, Proc. Ocean Drill. Program Sci. Results, 176, 1-24. (Available at http://www-odp.tamu.edu/publications/176-SR/VOLUME/CHAPTERS/SR176-01.PDF)
2. Alt, J. C., and J. Honnorez (1984), Alteration of the upper oceanic crust, DSDP site 417: Mineralogy and chemistry, Contrib. Mineral. Petrol., 87, 149-169, doi:10.1007/BF00376221.
3. Alt, J. C., C. Laverne, and K. Muehlenbachs (1985), Alteration of the upper oceanic crust: Mineralogy and processes in Deep Sea Drilling Project Hole 504B, Leg 83, Initial Rep. Deep Sea Drill. Proj., 83, 217-247.
4. Alt, J. C., K. Muehlenbachs, and J. Honnorez (1986), An oxygen isotopic profile through the upper kilometer of the oceanic crust, DSDP Hole 504B, Earth Planet. Sci. Lett., 80, 217-229, doi:10.1016/0012-821X(86)90106-8.
5. Alt, J. C., T. F. Anderson, L. Bonnell, and K. Muehlenbachs (1989), Mineralogy, chemistry, and stable isotopic compositions of hydrothermally altered sheeted dikes: ODP Hole 504B, Leg 111, Proc. Ocean Drill. Program Sci. Results, 111, 27-40.
6. Alt, J. C., et al. (1993), Proceedings of the Ocean Drilling Program, Initial Reports, vol. 148, Ocean Drill. Program, College Station, Tex.
7. Alt, J. C., E. Zuleger, and J. Erzinger (1995), Mineralogy and stable isotopic compositions of the hydrothermally altered lower sheeted dike complex, Hole 504B, Leg 140, Proc. Ocean Drill. Program Sci. Results, 137/140, 155-166.
8. Alt, J. C., et al. (1996), Hydrothermal alteration of a section of upper oceanic crust in the eastern equatorial Pacific: A synthesis of results from Site 504 (DSDP Legs 69, 70, and 83, and ODP Legs 111, 137140, and 148), Proc. Ocean Drill. Program Sci. Results, 148, 417-434.
9. Andrews, A. J. (1980), Saponite and celadonite in Layer 2 basalts, DSDP Leg 37, Contrib. Mineral. Petrol., 73, 323-340, doi:10.1007/BF00376627.
10. Andrews, A. J., W. A. Dollase, and M. E. Fleet (1983), A Mössbauer study of saponite in Layer 2 basalt, Deep Sea Drilling Project Leg 69, Initial Rep. Deep Sea Drill. Proj., 69, 585-588.
11. Bach, W., J. C. Alt, Y. Niu, S. E. Humphris, J. Erzinger, and H. J. B. Dick (2001), The geochemical consequences of latestage low-grade alteration of lower ocean crust at the SW Indian Ridge: Results from ODP Hole 735B (Leg 176), Geochim. Cosmochim. Acta, 65, 3267-3287, doi:10.1016/S0016-7037(01)00677-9.
12. Bence, A. E., and A. L. Albee (1968), Empirical correction factors for the electron microanalysis of silicates and oxides, J. Geol., 76, 382-403.
13. Bettison, L. A., and P. Schiffman (1988), Compositional and structural variations of phyllosilicates from the Point Sal ophiolite, California, Am. Mineral., 73, 62-76.
14. Blackman, D. K., J. R. Cann, B. Janssen, and D. K. Smith (1998), Origin of extensional core complexes: Evidence from the Mid-Atlantic Ridge at Atlantis Fracture Zone, J. Geophys. Res., 103, 21,315-21,333, doi:10.1029/98JB01756.
15. Blackman, D. K., et al. (2002), Geology of the Atlantis Massif (Mid-Atlantic Ridge, 30°N): Implications for the evolution of an ultramafic oceanic core complex, Mar. Geophys. Res., 23, 443-469, doi:10.1023/B:MARI. 0000018232.14085.75.
16. Blackman, D. K., B. Ildefonse, B. E. John, Y. Ohara, D. J. Miller, and C. J. MacLeod, and the Expedition 304/305 Scientists (2006), Proceedings of the Integrated Ocean Drilling Program, vol. 304/305, Ocean Drill. Program, College Station, Tex. (Available at http://iodp.tamu.edu/publications/exp304-305/ 30405title.htm)
17. Cann, J. R., D. K. Blackman, D. K. Smith, E. McAllister, B. Janssen, S. Mello, E. Avgerinos, A. R. Pascoe, and J. Escartín (1997), Corrugated slip surfaces formed at ridge-transform intersections on the Mid-Atlantic Ridge, Nature, 385, 329-332, doi:10.1038/385329a0. (Pubitemid 27053100)
18. Cannat, M., D. Sauter, V. Mendel, E. Ruellan, K. Okino, J. Escartín, V. Combier, and M. Baala (2006), Modes of seafloor generation at a melt-poor ultraslow-spreading ridge, Geology, 34, 605-608, doi:10.1130/G22486.1. (Pubitemid 44044461)
19. Deer, W. A., R. A. Howie, and J. Zussman (1962), Rock-Forming Minerals, Sheet Silicates, vol. 3, 270 pp., Longman, London.
20. de la Calle, C., and H. Suquet (1988), Vermiculite, Rev. Mineral., 19, 455-496.
21. Dick, H. J. B., et al. (2000), A long in situ section of the lower ocean crust: Results of ODP Leg 176 drilling at the Southwest Indian Ridge, Earth Planet. Sci. Lett., 179, 31-51, doi:10.1016/S0012-821X(00)00102-3. (Pubitemid 30452811)
22. Frey, M., C. de Capitani, and J. G. Liou (1991), A new petrogenetic grid for low-grade metabasites, J. Metamorph. Geol., 9, 497-509, doi:10.1111/j.1525- 1314.1991. tb00542.x.
23. Gillis, K. M. (1995), Controls on hydrothermal alteration in a section of fast-spreading oceanic crust, Earth Planet. Sci. Lett., 134, 473-489, doi:10.1016/0012-821X(95)00137-2.
24. Gillis, K. M., G. Thompson, and D. S. Kelley (1993), A view of the lower crustal component of hydrothermal systems at the Mid-Atlantic Ridge, J. Geophys. Res., 98, 19,597-19,619, doi:10.1029/93JB01717.
25. Hertogen, J., R. Emmermann, P. T. Robinson, and J. Erzinger (2002), Lithology, mineralogy, and geochemistry of the lower ocean crust, ODP Hole 735B, Southwest Indian Ridge, Proc. Ocean Drill. Program Sci. Results, 176, 1-82. (Available at http://www-odp.tamu.edu/publications/176-SR/VOLUME/CHAPTERS/SR176- 06.PDF)
26. Ildefonse, B., D. K. Blackman, B. E. John, Y. Ohara, D. J. Miller, C. J. MacLeod, and IODP Expeditions 304/305 Science Party (2007), Oceanic core complexes and crustal accretion at slow-spreading ridges, Geology, 35, 623-626, doi:10.1130/G23531A.1. (Pubitemid 47099248)
27. Israel, E. J., R. E. Arvidson, A. Wang, J. D. Pasteris, and B. L. Jolliff (1997), Laser Raman spectroscopy of varnished basalt and implications for in situ measurements of Martian rocks, J. Geophys. Res., 102, 28,705-28,716, doi:10.1029/97JE02399.
28. John, B. E., D. A. Foster, J. M. Murphy, M. J. Cheadle, A. G. Baines, C. M. Fanning, and P. Copeland (2004), Determining the cooling history of in situ lower oceanic crust-Atlantis Bank, SW Indian Ridge, Earth Planet. Sci. Lett., 222, 145-160, doi:10.1016/j.epsl.2004.02.014. (Pubitemid 38571197)
29. Laverne, C., D. A. Vanko, P. Tartarotti, and J. C. Alt (1995), Chemistry and geothermometry of secondary minerals from the deep sheeted dike complex, Hole 504B, Proc. Ocean Drill. Program Sci. Results, 137/140, 167-189.
30. Liou, J. G., S. Maruyama, and M. Cho (1987), Very low-grade metamorphism of volcanic and volcaniclastic rocks-Mineral assemblages and mineral facies, in Low Temperature Metamorphism, edited by M. Frey, pp. 59-113, Blackie Acad. and Prof., London.
31. Nakamura, Y., and I. Kushiro (1970), Compositional relations of coexisting orthopyroxene, pigeonite and augite in a tholeiitic andesite from Hakone volcano, Contrib. Mineral. Petrol., 26, 265-275, doi:10.1007/BF00390075.
32. Newman, A. C. D., and G. Brown (1987), The chemical constitution of clays, in Chemistry of Clays and Clay Minerals, edited by A. C. D. Newman, pp. 1-128, Longman, Essex, U. K.
33. O'Hanley, D. S. (1996), Serpentinites: Records of Tectonic and Petrological History, 277 pp., Oxford Univ. Press, New York.
34. Rinaudo, C., D. Gastaldi, and E. Belluso (2003), Characterization of chrysotile, antigorite and lizardite by FT-Raman spectroscopy, Can. Mineral., 41, 883-890, doi:10.2113/gscanmin.41.4.883.
35. Roy, R., and L. A. Romo (1957), Weathering studies. 1. New data on vermiculite, J. Geol., 65, 603-610.
36. Shipboard Scientific Party (1999), Leg 176 summary, Proc. Ocean Drill. Program Initial Rep., 176, 1-70.
37. Smith, D. K., J. R. Cann, and J. Escartín (2006), Widespread active detachment faulting and core complex formation near 13°N on the Mid-Atlantic Ridge, Nature, 442, 440-443, doi:10.1038/nature04950. (Pubitemid 44264791)
38. Stakes, D. S., and J. R. O'Neil (1982), Mineralogy and stable isotope geochemistry of hydrothermally altered oceanic rocks, Earth Planet. Sci. Lett., 57, 285-304, doi:10.1016/0012-821X(82)90151-0.
39. Stakes, D., C. Mével, M. Cannat, and T. Chaput (1991), Metamorphic stratigraphy of Hole 735B, Proc. Ocean Drill. Program Sci. Results, 118, 153-180.
40. Teagle, D. A. H., J. C. Alt, S. Umino, S. Miyashita, N. R. Banerjee, and D. S. Wilson, and the Expedition 309/312 Scientists (2006), Proceedings of the Integrated Ocean Drilling Program, vol. 309/312, U. S. Govt. Print. Off., Washington, D. C. (Available at http://iodp.tamu.edu/publications/exp309-312/ 30912title.htm)
41. Tucholke, B. E., and J. Lin (1994), A geological model for the structure of ridge segments in slow spreading ocean crust, J. Geophys. Res., 99, 11,937-11,958, doi:10.1029/94JB00338.
42. Tucholke, B. E., J. Lin, and M. C. Kleinrock (1998), Megamullions and mullion structure defining oceanic metamorphic core complexes on the Mid-Atlantic Ridge, J. Geophys. Res., 103, 9857-9866, doi:10.1029/98JB00167.
43. Vanko, D. A., and C. Laverne (1998), Hydrothermal anorthitization of plagioclase within the magmatic/hydrothermal transition at mid-ocean ridges: Examples from deep sheeted dikes (Hole 504B, Costa Rica Rift) and a sheeted dike root zone (Oman ophiolite), Earth Planet. Sci. Lett., 162, 27-43, doi:10.1016/S0012-821X(98)00155-1. (Pubitemid 29167506)
44. Vanko, D. A., C. Laverne, P. Tartarotti, and J. C. Alt (1996), Chemistry and origin of secondary minerals from the deep sheeted dikes cored during Leg 148 (Hole 504B), Proc. Ocean Drill. Program Sci. Results, 148, 71-86.
45. Velde, B. (1985), Clay Minerals: A Physico-Chemical Explanation of their Occurrence, 427 pp., Elsevier, Amsterdam.
46. Wang, A., J. Freeman, and K. E. Kuebler (2002), Raman spectroscopic characterization of phyllosilicates, Lunar Planet. Sci., XXXIII, abstract 1374.