 | | Journal (article/letter/editorial) | | Metamorphosed Limestone from the Carlingford District, Co. Louth, Ireland. By G. D. OSBORXE. T17HILE recently...outcrops in the neighbourhood of Carlingford and Barnavave, Co. Louth, some striking rocks containing...found by the writer at the south-east end of Barnavave Mountain. During the microscopic examination of...vesuvianite (now much altered), and small units of diopside, phlogopite, wollastonite, and edenite. In other...with the Barnavave example. Apart from the occurrence of these uncommon minerals the Barnavave region is |  | | Journal (article/letter/editorial) | | Limestones of the Carlingford District. 209 •different members of the subgenus Raphiophorus, to which...Contaminated Igneous Rocks of the Carlingford District, Co. Louth. BY G. D. OSBORNE, Dept. of Mineralogy...Rocks whose essential constituents are phlogopite, diopside, vesuvianite, pleonaste, and calcite. (6) Altered...PLATES. INTRODUCTION AND ADVANCE SUMMARY. E Carlingford-Barnave district falls within the boundaries...Ordnance Survey of Ireland, and forms part of a broad promontory lying between Carlingford Lough on the north-east |  | | Journal (article/letter/editorial) | | The Geology of North-East Ireland account of the geology of North-East Ireland, which lies within the region...quarter-inch Sheets 2 and 5 of the Geological Survey of Ireland, contributions have been made by C. H. Emeleus...Griffith (Lower Palaeozoics), M. J. Le Bas (Carlingford area), J. Preston (Slieve Gullion area), R. E...and the Tertiary intrusions of Slieve Gullion, Carlingford and Mournes. Most of the region is occupied by... 71, PART 4. 1960 28 GEOLOGY OF NORTH-EAST IRELAND 430 ~Rot hlin (i Isla nd t . . '''Iyol''. |  | | Journal (article/letter/editorial) | | grossularite-andradite, with varying amounts of clinopyroxene (diopside or x 50metres o B L ~" / f ~ / X X X...of fine-grained tilleyite, calcite, garnet, and diopside. Chemistry of tilleyite. The massive tilleyite...amounts of other phases, as were the samples from Carlingford (Nockolds, 1947). TABLE I. 7illeyite analyses...Mine (Bunno et al., 1982). 4. Tilleyitefrom Carlingford(Nockolds, 1947). *Feinthis sample is given as...natural specimens of tilleyite from Barnavave, Carlingford, Ireland, and Crestmore, California, USA (Louisnathan |  | | Journal (article/letter/editorial) | | contain calcite, minor amounts of grossularite, diopside, vesuvianite, and leucoxene, and widely varying...limestone described by Nockolds (1947) from Carlingford, Northern Ireland, where a similar sporadic development...similar relationship to altered limestone at Barnavave (Nockolds, 1937), and in a general way is analagous... 1937. Contributions to the geology of Barnavave, Carlingford, I.F.S. 2. An occurrence of quartz-bearing...tilleyite and its associated minerals from Carlingford, Ireland. Miner. Mag., 28, 151-158. PEACH, B. N. |  | | Book | | LIBRARY j s i~sc_::. HISTORICAL GEOLOGY OF' IRELAND Digitized by the Internet Archive in 2023 with...org/details/historicalgeolog0000jkch HISTORICAL GEOLOGY OF IRELAND BY J. K. CHARLESWORTH C. B.E., D .Sc., PH.D....been attempted for Ireland since Cole and Hallissy's Handbook of the Geology of Ireland of 1924: the author's...author's Geology of Ireland: An Introduction ( r 953) had in mind the elementary student or the general...improve our knowledge of the various systems in Ireland. Many problems, however, await their final solution |  | | Journal (article/letter/editorial) | | The Petrology of Barnavave. 469 EVANS, W. H. and SIMPSON, B. 1934. " The Coal Measures of the Maesteg...Petrology of Barnavave, Carlingford, I.F.S. 3 : On some Hybrids from the E. and S.E. Slopes of Barnavave Mountain...portions of the eucrite mass which forms the bulk of Barnavave Mountain. They are best displayed, however, between...mountain.2 The normal eucrite of the eastern part of Barnavave is very similar to that occurring in the west...477. B C TEXT-FIG. 1.—Eucrite, east side of Barnavave. A. Eucrite with sub-ophitio texture. Ord. light |  | | Journal (article/letter/editorial) | | Petrology of Barnavave. 125 Contributions to the Petrology of Barnavave, Carlingford, I.F.S.—2. An...University. INTRODUCTION. the eastern side of Barnavave, at the immediate junction of the igneous mass...Sur. Scot., 1924, 189-191. 2 The Petrology of Barnavave. 127 for the most part, with cores varying from...minerals 1 All iron as Fe.Oo The Petrology of Barnavave. 129 present are a very occasional prismatic...calcite with subordinate grains and granules of diopside. Ordinary light X 10. (b) Outer reaction zone |  | | Journal (article/letter/editorial) | | ARTICLES. Contributions to the Petrology of Barnavave, Carlingford, I.F.S.—1. The Junction Hybrids. By S....with various -*- aspects of the petrology of Barnavave Mountain which have not been touched upon by earlier...relationships existing between the various rock types on Barnavave were first described by Traill in 1878,1 though...which will appear shortly. More recently, the Carlingford area as a whole has been dealt with by Richey4...publication of the results. On the east side of Barnavave between the outcrops of the eucrite 1 Expl. Mem |  | | Journal (article/letter/editorial) | | Mitchell— Contributions to the Petrology of Barnavave, Carlingford, I.F.S.—4. Some Limestone Xenoliths enclosed...described were collected on the eastern side of Barnavave from a disused quarry situated at the junction...it is found to be essentially an aggregate of diopside and wollastonite with the latter in excess. These...impregnated basic hybrids already described from Barnavave.1 (b) Second Xenolith.—The core of the second...described were collected on the eastern side of Barnavave from a disused quarry situated at the junction |  | | Journal (article/letter/editorial) | | rock (Table B) shows it to be a member of the diopside-hedenbergite series containing a significant amount...Na2O . K,O . H2O + H2O - 0-004 0 02 0-964 Diopside . . Hedenbergite . Acmite . . AI 2 O 3 , F e 2...suggest that this pyroxene is a member of the diopside-hedenbergite series with no significant content...Orthoclase . Albite Anorthite . Wollastonite CaSiO3 Diopside MgSiO3 FeSiO3 Sphene Apatite Magnetite . Water...Orthoclase Albite . Anorthite Wollastonite . CaSiO3 Diopside MgSiO3 FeSiOj Norm. TABLE C.—PYROXENE-SPHENE-APATITE-POTASH |  | | Journal (article/letter/editorial) | | nil Norm. quartz orthoclase albite . anorthite diopside hypersthene . magnetite apatite water . II. ..., p. 54. Nockolds, S. R., " The Petrology of Barnavave," GEOL. MAG., LXXII, 1935, 297. 180 W. A....quartz . orthoclase albite . anorthite corundum diopside hypersthene olivine . ilmenite. magnetite apatite...R., " Contributions to the Petrology of Barnavave, Carlingford, I.F.S. I : The Junction Hybrids," GBOL |  | | Book (edition) | | Tertiary age are extensively developed in the North Ireland and in the Western Isles of Scotland. of Basalt-plateaux...Giant's vertical in horizontal sills Causeway, Ireland. and flows ; while in dykes they are horizontal...seen in the Giant's Causeway in the North of Ireland, and in the Cheese Grotto at Bad Bertrich in tly...described by Professor Sollas at Barnavave, Carlingford district 1 in Ireland, where a gabbro, in which contractionand...minerals, among the most which are garnet, chrome-diopside, kyanite, graphite, and diamond. important of |  | | Book | | Carracedo & Simon Day 5. The north of Ireland Paul Lyle 6. Leinster Chris Stillman & George SeYastopulo...& Jean-Claude Tanguy Minerals of Britain and Ireland A. G. Tindle The Open University T: 'XI 'Jo ~6...stage of MB! that focusing only on Britain and Ireland might be too restrictive, and that what was really...personally discovered new species to Britain and Ireland, and colleagues permitted me to record their unpublished...producers of b th tin and copp ·r. and. more recently. Ireland became a major player in world zinc produ.:tion |  | | Journal (article/letter/editorial) | | syenite and granodiorite 5. Fractionation trends 6. Diopside-albite-anorthite rock compositions . 7. Comparison...amounts of diopside biotite an 1 diopside Hornblende m antles around phenocry Sts of diopside Plagioclase...the albiteanorthite-diopside diagram further suggest comagmatic relations. Diopside-hornblendeplagioclase...compositions, recalculated to weight per cent of diopside, albite, and anorthite (Fig. 6), suggest that...the Ab-An boundary; (3) that the cotectic in the diopside-plagioclase system shifts to plagioclase-rich |  | | Book (edition) | | age are extensively developed in the North of Ireland and in the Western Isles of Scotland . Basalt-plateaux...FIG . 14. Columnar basalt, Giant's Causeway, Ireland . vertical in horizontal sills and flows; while...are seen in the Giant's Causeway in the North of Ireland, and in the Cheese Grotto at Bad Bertrich in the...described by Professor Sollas at Barnavave, Carlingford district in Ireland, where a gabbro, in which contraction...the most important of which are garnet, chrome-diopside, kyanite, graphite, and diamond. The subject of |  | | Journal (article/letter/editorial) | | 100"00 100"00 The angite w o u l d appear to be a diopside approaching hedenbergite, the ratio Mg 9 Fe being...numerous dykes which traverse the gabbro of Barnavave, Carlingford. ~ The action of the acid magma upon the...are evidently different in the two areas. At Barnavave the gabbro appears to have been traversed by contraction-joints...Relation'of the Granite to the Gabbro of Barnava~e, Carlingford,' Trans. Roy. Irish Acad. vol. xxx. (189~) pp |  | | Journal (article/letter/editorial) | | STRUCTURAL RELATIONS of the IY[OURNE GRANITES (NORTHERN IRELAND). By JAMES ERNEST RICHET, ]~[.C., B.A.I., F.G.S...index-map of the chief Tertiary intrusion-centres in Ireland and Scotland.] centrally disposed peaks of Eagle...together with the neighhouring igneous districts of Carlingford, Slieve Gullion, and Newry (see fig. 1). Within...another. In 1835, Griffiths's geological map of Ireland on a scale of four inches to the mile was completed...Geological Features of the North-eastern Counties of Ireland' Trans. Geol. Soc. London, vol. iii (1816) pp. |  | | Journal (article/letter/editorial) | | xenoliths much feldspar occurs and hornblende with diopside cores 424 /. D. Muir— is found in subordinate...analogy with an undersaturated liquid in ihe system diopside-forsterite-silica (Bowen, 1914), where the addition...Granodiorite All BOWEN, N. L., 1914. The Ternary System Diopside-Forsterite-Silica. Amer. Journ. Sci. (Ser. IV)...1933. Contributions to the Petrology of Barnavave, Carlingford, I.F.S., Part I. Geol. Mag., lxxii, 289-315 |  | | Report (volume) | | Bulletin 704 GEOLOGY OF THE IGNEOUS ROCKS OF ESSEX COUNTY, MASSACHUSETTS BY CHARLES H. CLAPP WASHINGTON.... 9 9 9 10 11 11 11 15 j ( Geology of Essex County.................................................. 26; . . 3 4 CONTENTS. Geology of Essex County Continued. Igneous rocks Continued. Subjacent or...reconnaissance map and structure section of Essex County, Mass............................................and structure section of southern part of Essex County, and adjoining parts of Suffolk and Middlesex counties |  | | Journal (article/letter/editorial) | | thus approach the compositions of members of the diopside-hedenbergite series. Palimpsest structures, relic...Grade Plagioclase-pyroxene (olivine) Gabbro (diopside) Plagioclase-hornblende (garnet) (epidote) Amphibolite...(1935) Contributions to the petrology of Barnavave, Carlingford, I.F.S.; 1. The junction hybrids, Geol |  | | Report (issue) | | Anorthite _____ 27. 80 Corundum ____ ------------Diopside ______ 3. 00 Hypersthene __ 19. 14 Magnetite ____...16 They are associated with sodic felsites in Ireland, 17 Wales, 18 and Scotland 19 and with borolanite...occurrence of soda felsites (keratophyres) in County Wicklow, Ireland: Geol. Mag., dec. 3, vol. 6, pp. 7o-73...at Sollas, W. J., On the volcanic district of Carlingford and Slieve Gullion, pt. 1, On the relation of...of the granite to the gabbro of Barnavave, Carlingford: Roy. Irish Acad. Trans., vol. 30, pp. 477-512 |  | | Book | | from monticellite-spinel-phlogopite rock, Barnavave, Carlingford, Eire: magnification x 32. Chondrodite...Specimen from contact rock, Ar tiara pluton, Donegal, Ireland, magnification x 20. 14 Andalusite Andalusite...Grange pahgre, Colorado. . Irish 28 . Carlingford, Ireland, magnification x 72. Melilite Melilite...Specimen from melilite rock. Ireland, magnification x 43. 86 Scant Hill. County Antrim. Spine! Spinel...dolomite 90°. \ mm (q.v.). [476]. Specimen from diopside-J'or sterile marble, Loch Duich, Scotland; magnification |  | | Journal (article/letter/editorial) | | '45, (R) 144 ; Occurrence of Moine Schists in Ireland, '46, 247 ; Stratigraphical Nomenclature of Scottish...366 ANGUS, N. S., Ocellar Hybrids from Tyrone, Ireland, '62, 9 Ankerite in Non-marine Lamellibranch Band...in the, G. L. Elles, '04,199 — Rocks in W. of Ireland, H. B. Muff & R. G. Carruthers, '07, 84 — Volcanic...Practical Photo-Micrography, '36, (R) 427 Barnayave, Carlingford, I.F.S., Contributions to the Petrology of, S...S. R. Nockolds & R. L. Mitchell, '44, 88 — Carlingford, Petrology of, S. R. Nockolds, '38, 469 — I.F |  | | Book (volume) | | journal of the mineralogical Great Britain and Ireland. 1876+ Monatsber. deutsch. geol. Gesell. = Monatsberichte...wollastonite (originally described by Pirsson as diopside).^ were described by Fink^ who said that if two...and basalts, of Tertiary age, in Scotland and Ireland. 6 Q.J.G.S., XLII, 1886, 72-73, and PI. VII, fig...Albite Anorthite . . . Leucite Nephelite. Diopside. . . . Olivine Hypersthene Composition ...1908, 207. Also in U.S.G.S., P.P. 99, 351. Park county, Montana. Jour. Geol., 74 A DESCRIPTIVE PETROGRAPHY |
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