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Currywongaun Gabbro

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Field photographs and photomicrographs of relevant features of the Currywon...
Published: 01 November 2005
Fig. 5. Field photographs and photomicrographs of relevant features of the Currywongaun Gabbro. (A) Photomicrograph of anorthosite from Currywongaunbeg showing adcumulate texture. (B) Layered pyroxenites and anorthosites at Currywon-gaunbeg. (C) Graded bedding in gabbro at Currywongaun summit
Journal Article
Published: 01 November 2005
Scottish Journal of Geology (2005) 41 (2): 119–128.
...Fig. 5. Field photographs and photomicrographs of relevant features of the Currywongaun Gabbro. (A) Photomicrograph of anorthosite from Currywongaunbeg showing adcumulate texture. (B) Layered pyroxenites and anorthosites at Currywon-gaunbeg. (C) Graded bedding in gabbro at Currywongaun summit...
FIGURES | View All (6)
Journal Article
Journal: Geology
Published: 01 January 1999
Geology (1999) 27 (1): 27–30.
... demonstrated that intrusive activity in Connemara was broadly synchronous with Grampian mid-crustal deformation and upper amphibolite facies metamorphism of Neoproterozoic–lower Paleozoic Dalradian Supergroup rocks. The two oldest intrusions, the Currywongaun and Cashel–Lough Wheelaun gabbros, have U-Pb zircon...
Journal Article
Published: 01 January 1964
Geological Magazine (1964) 101 (1): 63–75.
...Bernard Elgey Leake Abstract Similarity of the Carlsbad-albite twin extinction angles indicates that the composition of the basic plagioclase occurring in a gabbroic layer in the Dawros peridotite is similar to that in the nearby Currywongaun-Doughruagh intrusion, in the ultrabasic Cashel-Lough...
Journal Article
Published: 01 February 1998
Journal of the Geological Society (1998) 155 (1): 25–37.
... of gabbro and granodiorite in the Sunnhordland Batholith, West Norway Geological Magazine 1991 128 207 226 Angus N.S. Kanaris-Sotiriou R. Autometasomatic gneisses of the Currywongaun-Doughraugh syntectonic intrusion Mineralogical Magazine 1982 46 411 420 Angus N.S...
Journal Article
Published: 01 February 1983
Journal of the Geological Society (1983) 140 (1): 63–73.
... to include a layer of metamorph- osed calcic gabbro cropping out in the central part of the Dawros peridotite and in a latter account (1970) presented detailed structural and petrological argu- ments suggesting that the Dawros peridotite and the nearby Currywongaun-Doughruagh intrusion (Fig. 1) were...
Journal Article
Published: 01 September 1976
Journal of the Geological Society (1976) 132 (5): 485–508.
... (1964) subsequently recorded rare plagioclase in the peridotite and suggested that the gabbro was a continua- tion of the layered sequence, all of which has been subjected to two phases of folding. The Currywongaun-Doughruagh intrusion compares closely with the synoro- genie Cashel-Lough Wheelaun mass...
Image
Generalized geologic map of Connemara, western Ireland, showing the approxi...
Published: 06 October 2016
), and the Mannin thrust, which emplaces the Connemara complex and the Dalradian country rocks over low-grade metamorphic rocks of the Delaney Dome Formation (DDF). DCDC, Dawros–Currywongaun–Douruagh complex of northern Connemara; C-LWG, Cashel–Lough Wheelaun gabbro ( Leake and Tanner 1994 ). Cross section
Journal Article
Published: 01 August 1990
Journal of the Geological Society (1990) 147 (4): 599–602.
... main groups, the Errismore- Roundstone-Gowla and Cashel-Lough Wheelaun (CL) bodies in south Connemara and the Dawros- Currywongaun-Doughruagh complex (DCD) in north Connemara (Fig. l ) , which have been correlated across the Connemara Antiform by Leake (19700). In south Connemara, the gabbros...
Journal Article
Published: 01 December 1999
Journal of the Geological Society (1999) 156 (6): 1231–1236.
... mineralogy, together with gneissose calc-alkaline granitoids. There are two groups of metagabbro bodies, the Dawros Currywongaun Doughruagh Complex (DCDC) on the northern flank of the Connemara Antiform and the Cashel Lough Wheelaun intrusion to the south. The gabbros were intruded during D2 and immediately...
Journal Article
Published: 06 October 2016
Canadian Journal of Earth Sciences (2016) 53 (11): 1258–1278.
...), and the Mannin thrust, which emplaces the Connemara complex and the Dalradian country rocks over low-grade metamorphic rocks of the Delaney Dome Formation (DDF). DCDC, Dawros–Currywongaun–Douruagh complex of northern Connemara; C-LWG, Cashel–Lough Wheelaun gabbro ( Leake and Tanner 1994 ). Cross section...
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Journal Article
Published: 14 October 2011
Geological Magazine (2012) 149 (4): 590–605.
... immediately prior to island arc collision (cf. Wellings, 1998 ; Friedrich et al . 1999 ). Figure 1 (a) Inset map of the northern region of Connemara, DCDC – Dawros–Currywongaun–Doughruagh Complex, RBS – Renvyle–Bofin Slide (adapted from O'Driscoll, Powell & Reavy, 2005 ). (b) Geological map...
Journal Article
Published: 01 December 1999
Journal of the Geological Society (1999) 156 (6): 1217–1230.
... by F3 folds, and intruded by strongly foliated quartz diorites. The gabbros of northern Connemara (Fig. 2), the Dawros Currywongaun Doughruagh complex, were consid- ered by Wellings (1998) to have been emplaced during the regional D2 deformation and deformed during D3, whereas Tanner (1990) preferred...
Image
Proposed correlation of Grampian rock units and tectonic history across thr...
Published: 01 May 2009
). Ages of igneous intrusions in Connemara are taken from Friedrich et al. (1999 ); DCD, Dawros–Currywongaun–Doughruagh intrusion; CLW, Cashel–Lough Wheelaun gabbro. Tectonic affinity of South Mayo and Connemara units was interpreted by Dewey & Ryan (1990 ), Clift & Ryan (1994 ), Dewey
Journal Article
Published: 01 August 1989
Journal of the Geological Society (1989) 146 (4): 575–596.
... and plutonic injection into continental crust in the Appalachian–Caledonide orogenic belt, being synchronous in crystallization with the widely obducted 490 Ma ophiolites within the orogeny. The peridotites and hornblende gabbros were injected, broken up, and shouldered aside by quartz diorite, granodiorite...
Journal Article
Published: 10 November 2016
Canadian Journal of Earth Sciences (2016) 53 (11): 1246–1257.
... , 24 : 663 – 666 . 10.1130/0091-7613(1996)024<0663:MUGTAM>2.3.CO;2 . Wellings , S.A. 1998 . Timing of deformation associated with the syn-tectonic Dawros Currywongaun Doughruagh Complex, NW Connemara, western Ireland . Journal of the Geological Society , 155 : 25 – 37 . 10.1144...
FIGURES
Journal Article
Published: 30 January 2014
Journal of the Geological Society (2014) 171 (3): 343–352.
... the start of the Grampian Orogeny is placed prior to 474.5 ± 1.0 Ma ( Friedrich et al. 1999 ), which is the oldest age recorded by the syn-orogenic Currywongaun Gabbro. An estimate constraining the end of the Grampian Orogeny in Connemara was also provided by Friedrich et al. (1999) , who determined...
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Journal Article
Journal: Geology
Published: 01 June 2001
Geology (2001) 29 (6): 543–546.
... subduction of the Laurentian margin at that time. The Tourmakeady Group is interpreted to be a product of melting during hard collision (involving orogeny and regional deformation) between the arc and Laurentia. The dating of the oldest gabbro intruding Dalradian metasediments in Connemara ca. 475 Ma...
FIGURES
Journal Article
Published: 01 November 2012
Scottish Journal of Geology (2012) 48 (2): 103–117.
... ages also lie within error of those reported for the Currywongaun and Cashel-Lough Wheelaun Gabbros in Connemara, 470.1 ± 1.4 Ma and 474.5 ± 1 Ma, respectively ( Friedrich et al . 1999 a ). This indicates that there was no diachroneity in the development of these continental arcs although...
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Journal Article
Published: 01 March 1986
Journal of the Geological Society (1986) 143 (2): 221–236.
... and folding while the Galway Granite was intruded in the south. Lamprophyric sills and dykes and porphyry dykes were followed by the final phase of the Inish Granite. The southward facing folding and thrusting of the Connemara Dalradian block and the gabbro-gneiss emplacement are major elements...