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Lough Derg

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Journal Article
Published: 01 July 1991
Geological Magazine (1991) 128 (4): 345–354.
Journal Article
Published: 01 March 1952
Geological Magazine (1952) 89 (2): 124–128.
...G. G. Lemon Abstract Quartz-mica granulites and garnet-rich quartzose schists occurring in the core of an anticline of Carboniferous limestone at Rosses Point, northwest Eire, are described and compared with rocks of the Lough Derg area to the north which are considered to be Moinian (Precambrian...
Journal Article
Published: 01 February 1980
Journal of the Geological Society (1980) 137 (1): 65–75.
...G. C. Wilkinson; R. A. B. Bazley; M. C. Boulter Abstract Results from research on the Tertiary deposits in the Lough Neagh region of Northern Ireland are presented. The fossil pollen and spores show that the Lough Neagh Clays are of Chattian (late Oligocene) age. The deposits were formed in shallow...
Series: Geological Society, London, Special Reports, Geological Society, London, Special Reports
Published: 01 January 2011
DOI: 10.1144/SR26.18
EISBN: 9781862396944
.... Fermanagh, west of the Pettigoe Fault, the shallow marine and peritidal Keenaghan Shale Formation (GSNI 1994) rests unconformably on the Moinian Lough Derg Group and contains miospores including rare Lycospora pusilla and abundant Prolycospora rugulosa , which is characteristic of the Pu Biozone...
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Geological map of central Donegal bounded to the NW by the Leannan Fault (m...
Published: 24 May 2013
Fig. 2. Geological map of central Donegal bounded to the NW by the Leannan Fault (modified from Alsop 1994 b ). The map highlights local Dalradian stratigraphy and the D 3 Ballybofey Nappe, which is translated towards the SE along the Lough Derg Slide. The position of the Galwolie Lamprophyre
Series: Geological Society, London, Special Reports, Geological Society, London, Special Reports
Published: 01 January 1994
DOI: 10.1144/SR22.7
EISBN: 9781786202857
...; Sanders et al. 1987 ). Max & Long (1985) grouped this inlier together with part of the small Rosses Point inlier to the north, and the much larger Lough Derg inlier to the northeast as a single lithostratigraphical unit which they named the Slishwood Division. All three inliers are dominantly...
Journal Article
Published: 01 February 1991
Journal of the Geological Society (1991) 148 (1): 205–206.
.... Long C. B. New age data for the Pre-Caledonian basement of the northeast Ox Mountains and Lough Derg inliers, Ireland Geological Survey of Ireland, Bulletin 1984 3 203 209 Rogers G. Dempster T. J. Bluck B. J. Tanner P. W. G. A high precision U-Pb age for the Ben Vuirich...
Journal Article
Published: 01 May 2005
Journal of the Geological Society (2005) 162 (3): 563–575.
... ), a predominantly metasedimentary sequence, is exposed within the NE Ox Mountains, Rosses Point and Lough Derg Inliers ( Anderson 1948 ; Lemon 1952, 1971 ) in NW Ireland ( Fig. 1 ). The Slishwood Division structurally underlies adjacent Dalradian rocks ( Alsop 1991 ; Alsop & Hutton 1993 a , b ) and records...
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Journal Article
Published: 01 February 1993
Journal of the Geological Society (1993) 150 (1): 33–36.
.... Gravitational collapse and extension along a mid-crustal detachment; the Lough Derg Slide, northwest Ireland Geological Magazine 1991 128 345 354 Alsop G. I. Progressive deformation and the rotation of contemporary fold axes in the Ballybofey Nappe, northwest Ireland Geological Journal 1992a...
Journal Article
Published: 01 July 2000
Geological Magazine (2000) 137 (4): 419–435.
... ) and metagranitoid intrusives ( Flowerdew, 1998/99 ), is exposed in three inliers in northwestern Ireland: the Northeast Ox Mountains Inlier, the Lough Derg Inlier ( Anderson, 1948 ; Church, 1969 ) and the Rosses Point Inlier ( Max, 1984 )(Fig. 1 ). The monotonous psammites of the Slishwood Division have been...
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Journal Article
Published: 01 September 1995
Journal of the Geological Society (1995) 152 (5): 797–806.
... detachment: The Lough Derg Slide, NW Ireland Geological Magazine 1991 128 345 354 Alsop G. I. Hutton D. H. W. . Major southeast-directed Caledonian thrusting and folding in the Dalradian rocks of mid-Ulster: Implications for Caledonian tectonics and mid-crustal shear zones Geological...
Series: Geological Society, London, Special Reports, Geological Society, London, Special Reports
Published: 01 January 2011
DOI: 10.1144/SR26.22
EISBN: 9781862396944
... comprises greenish-grey, non-calcareous blocky mudstone with fine siltstone and shale (Fig. 60 , Col. 7). Although thin, it is an important regional marker from Tynagh (NW of Lough Derg) to Ardmore ( Clayton et al. 1980 ; Sleeman & McConnell 1995). The Ballyvergin Shale Formation contains miospores...
FIGURES
Journal Article
Published: 01 February 1991
Journal of the Geological Society (1991) 148 (1): 131–135.
... of the Ox Mountains rocks. Is there any evidence for differential uplift of the crustal wedge? Preliminary studies of metabasites from elsewhere in the O x Mountains inlier and from the Lough Derg inlier to the north indicate that the greatest amount of uplift, reflected in the highest pressures...
Journal Article
Published: 01 June 1996
Journal of the Geological Society (1996) 153 (3): 345–360.
... the Dalradian is separated from underlying paragneisses of probable Proterozoic age (the Lough Derg Inlier) by a major SE-verging thrust complex (Alsop 1991, 1993). Further to the east in County Tyrone, a similar thrust occurs between the Dalradian and under- lying Ordovician volcanic and ophiolitic rocks...
Journal Article
Published: 01 June 1987
Journal of the Geological Society (1987) 144 (3): 401–406.
.... Geological Survey of Ireland, (in press). Max M. D. O'Connor P. J. Long C. B. New age data for the pre-Caledonian basement of the northeast Ox Mountains and Lough Derg Inliers, Ireland Geological Survey of Ireland Bulletin 1984 3 203 9 Max M. D. Ryan P. D. Inamdar D. D...
Journal Article
Published: 01 June 1980
Journal of the Geological Society (1980) 137 (3): 303–309.
... in the Upper Dalradian immediately N of the Lough Derg region of probable basement, but he zonal scheme recognised by Anderson (1948) and Wood (1970) may be dominated by variations in lithology; staurolite, with some kyanite, reappears 20 km to the NW at Binbane (Pitcher et al. 1964). This region of higher...
Series: Geological Society, London, Special Publications, Geological Society, London, Special Publications
Published: 01 January 2014
DOI: 10.1144/SP390.16
EISBN: 9781862396661
... the development of F2 folds. The metamorphic grade increases approaching the Lough Derg Inlier to the south, as progressively deeper structural levels are exposed through the inverted lower limb of the Ballybofey Nappe ( Alsop 1991 ). Here the metamorphism is in the staurolite–kyanite zone and is structurally...
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Journal Article
Published: 01 January 2003
Geological Magazine (2003) 140 (1): 73–85.
... plunging shallowly to the east. References Alsop , G. I. 1991 . Gravitational collapse and extension along a mid-crustal detachment: the Lough Derg Slide, northwest Ireland . Geological Magazine 128 , 345 – 54 . Alsop , G. I. & Hutton , D. H. W. 1993 . Major...
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Series: Geological Society, London, Special Publications, Geological Society, London, Special Publications
Published: 01 January 2004
DOI: 10.1144/GSL.SP.2004.224.01.21
EISBN: 9781862394728
... thrust to the SE over granulite-facies basement of the Slishwood Division ( Fig. 1 ) along the Lough Derg Slide ( Alsop 1991 ) and the North Ox Mountains Slide (Flowerdew 1998/9) respectively. Tectonic juxtaposition (D 3 ) of the Dalradian and Slishwood Division is likely to have occurred between 470...
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Journal Article
Published: 01 February 1977
Journal of the Geological Society (1977) 133 (2): 146–164.
... Trans R Soc Edinb 1973 69 1 21 Borradaile G. J. Contribution to discussion concerning the relationship between slaty cleavage and the XY-plane of the strain ellipsoid Tectonophysics 1974a 23 208 Borradaile G. J. The structure of the Moine-like Rocks near Lough Derg...