Pre-eruptive magma mixing in ash-flow deposits of the Tertiary Rum Igneous Centre, Scotland

Contributions to Mineralogy and Petrology

Volumn 147, Issue 6, 2004, Pages 722-739

  Troll, Valentin R ^a   Donaldson, Colin H ^b   Emeleus, C Henry ^c  

^a TRINITY COLLEGE DUBLIN   (Ireland)

^b UNIVERSITY OF ST ANDREWS   (United Kingdom)

^c DURHAM UNIVERSITY   (United Kingdom)

Author keywords

[No Author keywords available]

Indexed keywords

ASH FLOW; MAGMA CHEMISTRY; MIXING; TERTIARY; VOLCANISM;

EURASIA; EUROPE; HIGHLAND; RUM; SCOTLAND; UNITED KINGDOM; WESTERN EUROPE;

EID: 4444373325     PISSN: 00107999     EISSN: None     Source Type: Journal    
DOI: 10.1007/s00410-004-0584-0     Document Type: Article

References (65)

1. Almond DC (1971) Ignimbrite vents in the Sabaloka cauldron, Sudan. Geol Mag 108:159-176
2. Bacon CR (1986) Magmatic inclusions in silicic and intermediate volcanic rocks. J Geophys Res 91:6091-6112
3. Bailey EB (1945) Tertiary igneous tectonics of Rhum (Inner Hebrides). J Geol Soc Lond 100:165-188
4. Bell BR (1983) Significance of ferrodioritic liquids in magma mixing processes. Nature 306: 323-327
5. Bell BR, Emeleus CH (1988) A review of silicic pyroclastic rocks of the British Tertiary Volcanic Province. In: Morton A, Parson L (eds) Early Tertiary volcanism and the Opening of the NE-Atlantic. Geol Soc Spec Pub 39:365-379
6. Blake DH, Elwell RWD, Gibson IL, Skelhorn RR, Walker GPL (1965) Some relationships resulting from the intimate association of acid and basic magmas. J Geol Soc Lond 121:31-49
7. Blake S, Koyaguchi T (1991) Insights on the magma mixing model from volcanic rocks. In: Didier J, Barbarin B (eds) Enclaves in granite petrology. Elsevier, Amsterdam, pp 403-413
8. Campbell IH, Turner JS (1989) Fountaining in magma chambers. J Petrol 30:885-923
9. Civetta L, Dàntonio M, Orsi G, Tilton G (1998) The Geochemistry of volcanic rocks from Pantelleria Island, Sicily Channel: petrogenesis and characteristics of the mantle source region. J Petrol 39:1453-1491
10. Coombs ML, Eichelberger JC, Rutherford MJ (2002) Experimental and textural constraints on mafic enclave formation in volcanic rocks. J Volcanol Geotherm Res 119:125-144
11. Cramer JJ, Kwak TAP (1988). A geochemical study of zoned inclusions in granitic rocks. Amer J Sci 288:827-871
12. DePaolo DJ (1981) Trace element and isotopic effects of combined wall-rock assimilation and fractional crystallisation. Earth Planet Sci Lett 53:189-202
13. Dickin AP (1981) Isotope geochemistry of Tertiary igneous rocks from the Isle of Skye, N.W. Scotland. J Petrol 22:155-189
14. Donaldson CH, Troll VR, Emeleus CH (2001) Felsites and breccias in the Northern Marginal Zone of the Rum Igneous Complex: changing views ca. 1900-2000. Proc Yorksh Geol Soc 53:167-175
15. Duffield WA, Ruiz J (1998) A model that helps explain Sr-isotope disequilibrium between feldspar phenocrysts and melt in large silicic magma systems. J Volcanol Geotherm Res 87:7-13
16. Dunham AC (1965) The nature and origin of the groundmass textures in felsites and granophyres from Rhum, Inverness-shire. Geol Mag 102:8-23
17. Dunham AC (1968) The felsites, granophyre, explosion breccias and tuffisites of the north-eastern margin of the Tertiary igneous complex of Rhum Inverness-shire. J Geol Soc Lond 123:327-352
18. Eichelberger JC (1980) Vesiculation of basic magma during replenishment of silicic magma reservoirs. Nature 288:446-450
19. Eichelberger JC, Chertkoff DG, Drecher ST, Nye CJ (2000) Magmas in collision: rethinking chemical zonation in silicic magmas. Geology 28:603-606
20. Ellam RM, Stuart FM (2000) The sub-lithospheric source of North Atlantic basalt: evidence for, and significance of, a common end-member. J Petrol 41:919-932
21. Elwell RW, Brück PM, O'Connor PJ (1974) Granophyre net-veining in the dolerites of Slieve Gullion. Proc Roy Irish Acad 74:439-454
22. Emeleus CH, Dunham AC, Thompson RN (1971) Iron-rich pigeonites from acid rocks in the Tertiary igneous province of Scotland. Amer Mineral 56:940-951
23. Emeleus CH (1997) Geology of Rum and the adjacent islands. Memoir of the British Geological Survey, Sheet 60 (Scotland)
24. Folch A, Marti J (1998) The generation of overpressure in felsic magma chambers by replenishment. Earth Planet Sci Lett 163:301-314
25. Freundt A, Tait SR (1986) The entrainment of high viscosity magma into low viscosity magma in eruption conduits. Bull Volcanol 48:325-339
26. Freundt A, Schmincke H-U (1995) Petrogenesis of rhyolite-trachyte-basalt composite ignimbrite P1, Gran Canaria, Canary Island. J Geophys Res 100:455-474
27. Gamble J (1979) Some relationships between coexisting granitic and basaltic magmas and the genesis of hybrid rocks in the Tertiary central complex of Slieve Gullion, northeast Ireland. J Volcanol Geotherm Res 5:297-316
28. Geikie A (1888) The history of volcanic action during the Tertiary period in the British Isles. Trans Roy Soc Edinburgh 35:21-184
29. Geldmacher J, Haase KM, Devey CW, Garbe-Schönberg CD (1998) The petrogenesis of the Tertiary cone-sheets in Ardnamurchan, NW-Scotland: petrological and geochemical constraints on crustal contamination and partial melting. Contrib Mineral Petrol 131:196-209
30. Geldmacher J, Troll VR, Emeleus CH, Donaldson CH (2002) Pb-isotope evidence for contrasting crustal contamination of primitive to evolved magmas from Ardnamurchan and Rum: implications for the structure of the underlying crust. Scott J Geol 38:55-61
31. Hamilton MA, Pearson DG, Thompson RN, Kelley SP, Emeleus CH (1998) Rapid eruption of Skye lavas inferred from precise U-Pb and Ar-Ar dating of the Rum and Cuillin plutonic compexes. Nature 394:260-263
32. Harker A (1904) The Tertiary igneous rocks of Skye. Memoir of the Geological Survey, Scotland, Sheet 418
33. Harker A (1908) The Geology of the Small Isles of Invervess-shire. Memoir of the Geological Survey, Scotland, Sheet 60
34. Hoernle K, Tilton G, Schmincke H-U (1991) Sr-Nd-Pb isotopic evolution of Gran Canaria: evidence for shallow enriched mantle beneath the Canary Islands. Earth Planet Sci Lett 106, 44-63
35. Hughes CJ (1960) The Southern Mountains igneous complex, Isle of Rhum. J Geol Soc Lond 116:111-138
36. Huppert HE, Turner JS (1981) A laboratory model of a replenished magma chamber. Earth Planet Sci Lett 554:144-152
37. Huppert HE, Sparks RSJ (1980) The fluid dynamics of a basaltic magma chamber replenishment by influx of hot, dense ultra-basic magma. Contrib Mineral Petrol 75:279-289
38. Judd JW (1874) The secondary rocks of Scotland; On the ancient volcanoes of the highlands and the relations of their products to the Mesozoic strata. J Geol Soc London 30:220-301
39. Kerr AC, Kempton PD, Thompson RN (1995) Crustal assimilation during turbulent magma ascent (ATA); new isotopic evidence from the Mull Tertiary lava succession, N.W. Scotland. Contrib Mineral Petrol 119:142-154
40. Kerr AC, Kent RW, Thomson BA, Seedhouse JK, Donaldson CH (1999) Geochemical evolution of the Tertiary Mull volcano, Western Scotland. J Petrol 40:873-908
41. Koyaguchi T, Blake S (1991) Origin of mafic enclaves: Constraints on the magma mixing model from fluid dynamic experiments. In: Didier J and Barbarian B (eds) Enclaves in Granite petrology. Elsevier, Amsterdam, pp 415-429
42. Lipman PW (1976) Caldera-collapse breccias in the western San Juan Mountains, Colorado. Geol Soc Amer Bull 87:1397-1410
43. Lofgren GE (1980) Experimental studies on the dynamic crystallisation of silicate melts. In: Hargraves RB (ed) Physics of magmatic processes. Princeton University Press, pp 487-554
44. Marshall LA, Sparks RSJ (1984) Origin of some mixed-magma and net-veined ring intrusions. J Geol Soc Lond 141:171-182
45. Nixon GT, Pearce TH (1987) Laser-interferometry study of oscillatory zoning in plagioclase: the record of magma mixing and phenocryst recycling in calc-alkaline magma chambers, Iztaccihuatl volcano, Mexico. Amer Mineral 72:1144-1162
46. O'Hara MJ (1977) Geochemical evolution during fractional crystallisation of a periodically refilled magma chamber. Nature 266:503-507
47. Pearce TH, Kolisnik AM (1990) Observations of plagioclase zoning using interference imaging. Earth Sci Rev 29:9-26
48. Platevoet B, Bonin B (1991) Enclaves and mafic-felsic associations in the Permian alkaline province of Corsica, France: physical and chemical interactions between coeval magmas. In Didier J and Barbarin B (eds) Enclaves in granite petrology. Elsevier, Amsterdam, pp 191-204
49. Poli G, Tommasini S, Halliday A (1996) Trace element and isotopic exchange during acid-basic magma interaction processes. Trans Roy Soc Edinburgh 87:225-232
50. Sparks RSJ (1988) Petrology and geochernistry of the Loch Ba ring dyke, Mull (N.W. Scotland): an example of the extreme differentiation of tholeiitic magmas. Contrib Mineral Petrol 100:446-461
51. Sparks RSJ, Marshall LA (1986) Thermal and mechanical constraints on mixing between mafic and silicic magmas. J Volcanol Geotherm Res 29:99-124
52. Sparks RSJ, Sigurdsson H, Wilson L (1977) Magma mixing: A mechanism for triggering acid explosive eruptions. Nature 267:315-318
53. Stamatelopoulou-Seymour K, Vlassopoulos D, Pearce T, Rice C (1990) The record of magma chamber processes in plagioclase phenocrysts at the Thera Volcano, Aegean Volcanic Arc, Greece. Contrib Mineral Petrol 104:73-84
54. Tepley FJ, Davidson JP, Clynne MA (1999) Magmatic interactions as recorded in plagioclase phenocrysts of Chaos Crags, Lassen volcanic center, California. J Petrol 40:787-806
55. Tindle AG (1991) Trace element behaviour in microgranular enclaves from granitic rocks. In: Didier J and Barbarin B (eds) Enclaves in granite petrology. Elsevier, Amsterdam, pp 313-330
56. Thompson RN (1980) Askja 1875, Skye 56 Ma: basalt-triggered, plinian, mixed-magma eruptions during the emplacement of the Western Redhills granites, Isle of Skye, Scotland. Geol Rundsch 69:245-262
57. Thompson RN, Morrison MA, Dickin AP, Gibson IL, Harmon RS (1986) Two contrasting styles of interaction between basic magmas and continental crust in the British Tertiary Volcanic Province. J Geophys Res 91:5985-5997
58. Troll VR, Emeleus CH, Donaldson CH (2000) Caldera formation in the Rum central igneous complex, Scotland. Bull Volcanol 62:301-317
59. Troll VR, Schmincke H-U (2002) Alkali-feldspar in compositionally zoned peralkaline rhyolite/trachyte ignimbrite 'A', Gran Canaria: implications for magma mixing and crustal recycling. J Petrol 43:243-270
60. van Wagoner NA, Leybourne ML,Pearce TH, Timms CE (1995) Comparison of petrogenetic processes between the West Valley segment of Juan de Fuca Ridge and the adjacent Heck Chain of seamounts: Detailed Electron microprobe study and Normarski interference imaging of plagioclase. Can Mineral 33:569-583
61. Walker GPL (1984) Downsag calderas, ring faults, caldera sizes and incremental growth. J Geophys Res 89:8407-8416
62. Walker GPL, Skelhorn RR (1966) Some associations of acid and basic igneous rocks. Earth Sci Rev 2:9-109
63. Wiebe RA, Frey H, Hawkins DP (2001) Basaltic pillow mounts in the Vinalhaven intrusion, Maine. J Volcanol Geotherm Res 107:171-184
64. Wiebe RA (1996) Mafic-silicic layered intrusions: the role of basaltic injections on magmatic processes and the evolution of silicic magma chambers. Trans Roy Soc Edinburgh 87:233-242
65. Williams PJ (1985) Pyroclastic rocks of the Cnapan Breaca felsite, Rhum. Geol Mag 122:447-450