Geochemistry, petrogenesis and structural setting of the meta-igneous Strathy Complex: A unique basement block within the Scottish Caledonides?

Geological Magazine

Volumn 141, Issue 2, 2004, Pages 209-223

  Burns, I M ^a   Fowler, M B ^b   Strachan, R A ^c   Greenwood, P B ^d  

^a OXFORD BROOKES UNIVERSITY   (United Kingdom)

^b UNIVERSITY OF GLOUCESTERSHIRE   (United Kingdom)

^c UNIVERSITY OF PORTSMOUTH   (United Kingdom)

^d NATURAL ENVIRONMENT RESEARCH COUNCIL   (United Kingdom)

Author keywords

Bimodal; Grenville; Hydrothermal; Moine; Volcanic

Indexed keywords

ISOTOPES;

BIMODAL; GRENVILLE; HYDROTHERMAL; MOINE; VOLCANIC;

TRACE ELEMENTS;

CALEDONIAN OROGENY; CRUSTAL EVOLUTION; IGNEOUS GEOCHEMISTRY; IGNEOUS ROCK; METAMORPHISM; PETROGENESIS; TECTONIC SETTING;

EURASIA; EUROPE; SCOTLAND; UNITED KINGDOM; WESTERN EUROPE;

EID: 2542616839     PISSN: 00167568     EISSN: None     Source Type: Journal    
DOI: 10.1017/S0016756804009070     Document Type: Article

References (65)

1. BAKER, J. H. & DE GROOT, P. A. 1983. Proterozoic seawater-felsic volcanics interaction, W. Bergslagen, Sweden: evidence for high REE mobility and implications for 1.8 Ga seawater composition. Contributions to Mineralogy and Petrology 82, 119-30.
2. BARKER, F. & ARTH, J. G. 1976. Generation of trondhjemitic-tonalitic liquids and Archaean bimodal trondhjemite - basalt suites. Geology 4, 596-600.
3. BENCE, A. E. & TAYLOR, B. E. 1985. Rare earth element systematics of West Shasta metavolcanic rocks: petrogenesis and hydrothermal alteration. Economic Geology 80, 2164-76.
4. BRITISH GEOLOGICAL SURVEY. 1996. Strathy Point. Scotland Sheet 115W. Solid and Drift Geology. 1:50,000. Keyworth: British Geological Survey.
5. BRITISH GEOLOGICAL SURVEY. Badenloch. Scotland Sheet 109W. Solid Geology. 1.50,000. British Geological Survey, Keyworth, in press.
6. CLAYTON, R. N. & MAYEDA, T. K. 1963. The use of bromine pentafluoride in the extraction of oxygen from oxides and silicates for isotopic analysis. Geochimica et Cosmochimica Acta 27, 43-52.
7. 39Ar and Rb-Sr chronology. Journal of the Geological Society, London 158, 501-12.
8. DALZIEL, I. W. D. & SOPER, N. J. 2001. Neoproterozoic extension on the Scottish promontory of Laurentia: paleogeographic and tectonic implications. Journal of Geology 109, 299-317.
9. DEWEY, J. F. & STRACHAN, R. A. 2003. Changing Silurian-Devonian relative plate motion in the Caledonides: sinistral transpression to sinistral transtension. Journal of the Geological Society. London 160, 219-29.
10. DOSTAL, J., KEPPIE, J. D. & ZHAI, M. 1992. Geochemistry of mineralized and barren, late Proterozoic felsic volcanic rocks in southeastern Cape Breton Island, Nova Scotia (Canada). Precambrian Research 56, 33-49.
11. FERRY, J. M. & SPEAR, F. S. 1978. Experimental calibration of the partitioning of Fe and Mg between biotite and garnet. Contributions to Mineralogy and Petrology 66, 113-17.
12. FOWLER, M. B. 1988. Elemental evidence for crustal contamination of mantle-derived Caledonian syenite by metasediment anatexis and magma mixing. Chemical Geology 69, 1-16.
13. FOWLER, M. B. & PLANT, J. A. 1987. Rare earth element geochemistry of Lewisian grey gneisses from Gruinard Bay. Scottish Journal of Geology 23, 193-202.
14. FRIEDMAN, I. & O'NEIL, J. R. 1977. Data of Geochemistry, Compilation of stable isotope fractionation factors of geochemical interest. U. S. Geological Survey Professional Paper 440-KK.
15. FRIEND, C. R. L., KINNY, P. D., ROGERS, G., STRACHAN, R. A. & PATERSON, B. A. 1997. U-Pb zircon geochronological evidence for Neoproterozoic events in the Glenfinnan Group (Moine Supergroup): the formation of the Ardgour granite gneiss, north-west Scotland. Contributions to Mineralogy and Petrology 128, 101-13.
16. FRIEND, C. R. L., STRACHAN, R. A., KINNY, P. D. & WATT, G. R. 2003. Provenance of the Moine Supergroup of NW Scotland: evidence from geochronology of detrital and inherited zircons from sediments, granites and migmatites. Journal of the Geological Society, London 160, 247-57.
17. GILL, J. B. & STORK, A. L. 1984. Miocene low-K dacites and trondhjemites of Fiji. Tectonophysics 102, 207-24.
18. GLENDINNING, N. R. W. 1988. Sedimentary structures and sequences within a late Proterozoic tidal shelf deposit: the Upper Morar Psammite Formation of northwestern Scotland. In Later Proterozoic Stratigraphy in the Northern Atlantic Regions (ed. J. A. Winchester), pp. 14-31. Glasgow: Blackie.
19. GREEN, T. H. 1982. Anatexis of mafic crust and high pressure crystallisation of andesite. In Andesites (ed. R. S. Thorpe), pp. 465-87. John Wiley and Sons.
20. GROVE, T. L. & DONNELLY-NOLAN, J. M. 1986. The evolution of young silicic lavas at Medicine Lake volcano, California: implications for the origin of compositional gaps in calc-alkaline series lavas. Contributions to Mineralogy and Petrology 92, 281-302.
21. HAJASH, A. & CHANDLER, G. W. 1981. An experimental investigation of high-temperature interactions between seawater and rhyolite, andesite, basalt and peridotite. Contributions to Mineralogy and Petrology 78, 240-54.
22. HARRISON, V. E. & MOORHOUSE, S. J. 1976. A possible early Scourian supracrustal assemblage within the Moine. Journal of the Geological Society, London 132, 461-6.
23. H20 = 5kb. Part II. Melt compositions. Journal of Petrology 17, 139-93.
24. HOLDSWORTH, R. E. 1989. The geology and structural evolution of a Caledonian fold and ductile thrust zone, Kyle of Tongue region, Sutherland, northern Scotland. Journal of the Geological Society. London 146, 809-23.
25. HOLDSWORTH, R. E., STRACHAN, R. A. & HARRIS, A. L. 1994. Precambrian rocks in northern Scotland east of the Moine Thrust: the Moine Supergroup. In A revised correlation of Precambrian rocks in the British Isles (eds W. Gibbons and A. L. Harris), pp. 23-32. Geological Society of London, Special Report no. 22.
26. HOLDSWORTH, R. E., STRACHAN, R. A. & ALSOP, G. I. 2001. Geology of the Tongue District. Memoir of the British Geological Survey, HMSO.
27. HUMPHRIS, S. J. & THOMPSON, G. 1978. Hydrothermal alteration of oceanic basalts by seawater. Geochimica et Cosmochimica Acta 42, 107-25.
28. KEMPTON, P. D., HAWKESWORTH, C. J. & FOWLER, M. 1991. Geochemistry and isotopic composition of gabbros from layer 3 of the Indian Ocean crust, hole 735B. In Proceedings of the Ocean Drilling Program, Scientific Results, vol. 118 (eds V. Herzen and P. T. Robinson), pp. 127-43. College Station, Texas.
29. KINNY, P. D., FRIEND, C. R. L., STRACHAN, R. A., WATT, G. R. & BURNS, I. M. 1999. U-Pb geochronology of regional migmatites in East Sutherland, Scotland: evidence for crustal melting during the Caledonian orogeny. Journal of the Geological Society, London 156, 1143-52.
30. KINNY, P. D., STRACHAN, R. A., FRIEND, C. R. L., KOCKS, H., ROGERS, G. & PATERSON, B. A. 2003. U-Pb geochronology of deformed meta-granites in central Sutherland, Scotland: evidence for widespread late Silurian metamorphism and ductile deformation of the Moine Supergroup during the Caledonian orogeny. Journal of the Geological Society, London 160, 259-69.
31. LAMBERT, R. ST. J. & MCKERRROW, W. S. 1976. The Grampian Orogeny. Scottish Journal of Geology 12, 271-92.
32. MCKERROW, W. S., MACNIOCAILL, C. & DEWEY, J. F. 2000. The Caledonian Orogeny redefined. Journal of the Geological Society, London 157, 1149-54.
33. MENUGE, J. F. & DALY, J. S. 1994. The Annagh Gneiss Complex in County Mayo, Ireland. In A revised correlation of Precambrian rocks in the British Isles (eds W. Gibbons and A. L. Harris), pp. 59-62. Geological Society of London, Special Report no. 22.
34. MILLAR, I. L. 1999. Neoproterozoic extensional basic magmatism associated with emplacement of the West Highland granite gneiss in the Moine Supergroup of NW Scotland. Journal of the Geological Society, London 156, 1153-62.
35. MOORHOUSE, S. J. & MOORHOUSE, V. E. 1979. The Moine amphibolite suites of central and northern Sutherland, Scotland. Mineralogical Magazine 43, 211-25.
36. MOORHOUSE, S. J. & MOORHOUSE, V. E. 1988. The Moine Assemblage in Sutherland. In Later Proterozoic Stratigraphy in the Northern Atlantic Regions (ed. J. A. Winchester), pp. 54-73. Glasgow: Blackie.
37. MOORHOUSE, S. J., MOORHOUSE, V. E. & HOLDSWORTH, R. E. 1988. Excursion 12: North Sutherland. In An Excursion Guide to the Moine Geology of the Scottish Highlands (eds I. Allison, F. May and R. A. Strachan), pp. 216-48. Scottish Academic Press.
38. MOORHOUSE, V. E. & MOORHOUSE, S. J. 1983. The geology and geochemistry of the Strathy Complex of north-east Sutherland, Scotland. Mineralogical Magazine 47, 123-37.
39. MUIR, R. J., FITCHES, W. R., MALTMAN, A. J. & BENTLEY, M. R. 1994. Precambrian rocks of the southern Inner Hebrides-Malin Sea region: Colonsay, west Islay, Inishtrahull and Iona. In A revised correlation of Precambrian rocks in the British Isles (eds W. Gibbons and A. L. Harris), pp. 54-8. Geological Society of London, Special Report no. 22.
40. MURPHY, J. B., STRACHAN, R. S., NANCE, R. D., PARKER, K. P. & FOWLER, M. B. 2000. Proto-Avalonia: a 1.2-1.0 Ga tectonothermal event and constraints for the evolution of Rodinia. Geology 28, 1071-4.
41. 5-quartz geobarometer. In Thermodynamics of Minerals and Melts (eds R. C. Newton, A. Navrotsky and B. J. Wood), pp. 131-47. New York: Springer-Verlag.
42. PARK, R. G., TARNEY, J. & CONNELLY, J. N. 2001. The Loch Maree Group: a Palaeoproterozoic subduction-accretion complex in the Lewisian of NW Scotland. Precambrian Research 105, 205-26.
43. PICKERING, K. T., BASSETT, M. G. & SIVETER, D. J. 1988. Late Ordovician-Early Silurian destruction of the Iapetus Ocean: Newfoundland, British Isles and Scandinavia - a discussion. Transactions of the Royal Society of Edinburgh: Earth Sciences 79, 361-82.
44. PIN, C. & PAQUETTE, J.-L. 1997. A mantle-derived bimodal suite in the Hercynian Belt: Nd isotope and trace element evidence for a subduction-related rift origin of the late Devonian Brevenne metavolcanics, Massif Central (France). Contributions to Mineralogy and Petrology 129, 222-38.
45. RAPP, R. P., WATSON, E. B. & MILLER, C. F. 1991. Partial melting of amphibolite/eclogite and the origin of Archaean trondhjemites and tonalites. Precambrian Research 51, 1-25.
46. RIDLEY, W. I., PERFIT, M. R., JONASSON, I. R. & SMITH, M. F. 1994. Hydrothermal alteration in oceanic ridge volcanics: a detailed study at the Galapagos Fossil Hydrothermal Field. Geochimica et Cosmochimica Acta 58, 2477-94.
47. ROBINSON, P., TRACEY, R. J., HOLLOCHER, K. T., SCHUMACHER, J. C. & BERRY, H. N. IV. 1986. The central Massachusetts metamorphic high. In Regional Metamorphism and Metamorphic Phase Relations in Northwestern and Central New England (eds P. Robinson and C. Elhert), pp. 195-234. Field Trip Guide (B-5). 14th General Meeting, International Mineralogical Association, Stanford, California, U.S.A.
48. ROCK, N. M. S., MACDONALD, R., WALKER, B. H., MAY, F., PEACOCK, J. D. & SCOTT, P. 1985. Intrusive metabasite belts within the Moine assemblage, west of Loch Ness, Scotland: evidence for metabasite modification by country rock interactions. Journal of the Geological Society, London 142, 643-61.
49. ROGERS, G., HYSLOP, E. K., STRACHAN, R. A., PATERSON, B. A. & HOLDSWORTH, R. E. 1998. The structural setting and U-Pb geochronology of Knoydartian pegmatites in W Inverness-shire: evidence for Neoproterozoic tectonothermal events in the Moine of NW Scotland. Journal of the Geological Society, London 155, 685-96.
50. ROGERS, G., KINNY, P. D., STRACHAN, R. A., FRIEND, C. R. L. & PATERSON, B. A. 2001. U-Pb geochronology of the Fort Augustus granite gneiss: constraints on the timing of Neoproterozoic and Palaeozoic tectonothermal events in the NW Highlands of Scotland. Journal of the Geological Society, London 158, 7-14.
51. ROLLINSON, H. R. & FOWLER, M. B. 1987. The magmatic evolution of the mainland Lewisian Complex at Gruinard Bay. In Evolution of the Lewisian and Comparable Precambrian High-Grade Terrains (eds R. G. Park and J. Tarney), pp. 81-92. Geological Society of London, Special Publication no. 27.
52. SANDERS, I. S., VAN CALSTEREN, P. W. C. & HAWKESWORTH, C. J. 1984. A Grenville Sm-Nd age for the Glenelg eclogite in northwest Scotland. Nature 312, 439-40.
53. SOPER, N. J. & HARRIS, A. L. 1997. Report: Highland field workshops 1995-1996. Scottish Journal of Geology 33, 187-90.
54. SOPER, N. J., HARRIS, A. L. & STRACHAN, R. A. 1998. Tectonostratigraphy of the Moine Supergroup: a synthesis. Journal of the Geological Society, London 155, 13-24.
55. SOPER, N. J. & HUTTON, D. H. W. 1984. Late Caledonian sinistral displacements in Britain: Implications for a three-plate model. Tectonics 3, 781-94.
56. SOPER, N. J., RYAN, P. D. & DEWEY, J. F. 1999. Age of the Grampian orogeny in Scotland and Ireland. Journal of the Geological Society, London 156, 1231-6.
57. SOPER, N. J., STRACHAN, R. A., HOLDSWORTH, R. E., GAYER, R. A. & GREILING, R. O. 1992. Sinistral transpression and the Silurian Closure of Iapetus. Journal of the Geological Society, London 149, 871-80.
58. STRACHAN, R. A. 1986. Shallow-marine sedimentation in the Proterozoic Moine succession, northern Scotland. Precambrian Research 24, 1-13.
59. STRACHAN, R. A. & HOLDSWORTH, R. E. 1988. Basement-cover relationships and structure within the Moine rocks of central and southeast Sutherland. Journal of the Geological Society, London 145, 23-36.
60. STRACHAN, R. A., SMITH, M., HARRIS, A. L. & FETTES, D. J. 2002. The Northern Highland and Grampian Terranes. In Geology of Scotland (4th edition) (ed. N. Trewin), pp. 81-147. Geological Society.
61. VANCE, D., STRACHAN, R. A. & JONES, K. A. 1998. Extensional versus compressional settings for metamorphism: Garnet chronometry and pressure-temperature-time histories in the Moine Supergroup, northwest Scotland. Geology 26, 927-30.
62. WEAVER, B. L. & TARNEY, J. 1980. Rare-earth geochemistry of Lewisian granulite-facies gneisses, northwest Scotland: implications for the petrogenesis of the Archaean lower continental crust. Earth and Planetary Science Letters 51, 279-96.
63. 18O depletion in some Precambrian granulites of Australia. Precambrian Research 23, 33-56.
64. WINCHESTER, J. A. 1984. The geochemistry of the Strathconan amphibolites, Northern Scotland. Scottish Journal of Geology 20, 37-51.
65. WINCHESTER, J. A. & FLOYD, P. A. 1983. The geochemistry of the Ben Hope sill suite, northern Scotland, UK. Chemical Geology 43, 49-75.