 | | Journal (article/letter/editorial) | | and associated minerals from Carneal and Scawt Hill, Co. Antrim P. A. SABINE,* M. T. STYLES,~AND B. R....hightemperature, low-pressure,exomorphic suite of Carneal, Co. Antrim. Although this mineral is very rare in nature...remarkably similar to that from the type locality, Scawt Hill (also analysed here), and that it is an individualmineral...comparative studies on the type minerals from Scawt Hill. It is confirmed that the natural mineral has...bredigite, larnite, spurrite, spinel, Antrim, Northern Ireland. The Carneal assemblage F Ew examples |  | | Journal (article/letter/editorial) | | no case has been recorded where2 ordinary white chalk has been similarly changed. Dr. Hibsch describes...alteration in co. Antrim I am about to describe. As most geologists know, the Irish Chalk is considerably...is not uncommon for dykes to have penetrated the chalk and to have altered it at the point 3of contact...limestone. Nearly a century ago Berger stated that "the chalk is frequently traversed by basaltic dykes, and often...Goiigh—Mctamorphism of Chalk. altered chalk at Scawt Hill, an old volcanic neck, about 6 miles north of Larne, came upon |  | | Journal (article/letter/editorial) | | XIV.—The Tertiary Dolerite Plugs of North-East Ireland—A Survey of their Geology and Geochemistry.* By...associated with the Tertiary lava plateau of north-east Ireland. All but two of the plugs are composed of olivinedolerite...INTRODUCTION igneous activity in the north-east of Ireland was both widespread and varied in nature. An extensive...in north Antrim these are of olivine-free or olivine-poor tholeiitic basalt, and in mid-Antrim of rhyolite...12 13 14 15 16 17 18 19 20 21 22 23 24 County Antrim Brockley, Rathlin Island Bendoo, S.E. of Ballintoy |  | | Journal (article/letter/editorial) | | X-RAY STUDY OF SCAWTITE FROM BALLYCRAIGY, LARNE, N. IRELAND J. D. C. McCoNNBrr., Department of Mineralogy...scawtite examined was collected at Ballycraigy, Larne, N. frehnd, where it occurs in a vesicle in larnite...the material from Ballycraigy and scawtite from Scawt Hill was provided by comparing the optical and cell...The occurrenceof scawtite at Ballycraigy, Larne, N. Ireland, has already been noted (N{cConnell1954,p...single vesicle in larnite rocks from the dolerite-chalk contact at this locality. The mineralogy of this |  | | Journal (article/letter/editorial) | | minerals from the limestone contact-zone of Scawt Hill, Co. Antrim. By C. E. TmLEY, B.Sc., Ph.D., F.G.S. Department...1928.] of Chalk and Tertiary dolerite at Scawt Hill, T HEnearcontact-zone Larne, Co. Antrim, consists...and wollastonite. Outside this contact-zone, the chalk consists almost wholly of calcium carbonate ; nearer...coarse texture, while at the immediate contact the chalk is completely transformed into an aggregate of new-formed...1929, vol. 66. G 78 c.E. TILLEY ON of the chalk. A preliminary notice on the constitution of this |  | | Report (issue) | | carbonatite (Iron Hill, Colorado, USA); along a diabase-chalk contact (Scawt Hill, Ireland); in zeolitized...On Iron Hill and in Cebolla Creek, near Powderhorn, Gunnison Co., Colorado, USA. From Scawt Hill, near...near Larne, Co. Antrim, Ireland. In the Gardiner complex, beyond the head of Kangerdlugssuaq Fjord, Greenland...and later alterations of the uncompahgrite of Iron Hill, Colorado. Amer. Mineral., 17, 343{356. (3) Kruger |  | | Journal (article/letter/editorial) | | XXll. The dolerite-chal]c contact of Scawt Hill, Co. Antrim. The production of basic alkali-roclcs...produced at the contact of a dolcrite intrusion with chalk. Owing to the intense localized assimilation of... Field Occurrence. Scawt Hill, situated six miles n o r t h of Larne, Co. Antrim, forms a prominent height...edge of the Antrim 'plateau basalt' lavas. The geological structure of this portion of Antrim is comparatively...A denuded platform of chalk and older Mesozoic rocks is covered by the Antrim Tertiary basalts, which |  | | Journal (article/letter/editorial) | | (1948).The minerals were found in a contact zone in Larne, IreIand and given the names larnite and bredigite...the contact zone oI Chalk and Tertiary dolerite at Scawt Hill, Co. Antrim, Ireland. Tilley named the mineral...mineral after Larne, which is near the locality where the mineral occurs. He noted the instability of...(1948)describedanother form (a') of CarSiO+from Scawt Hill which they designatedas bredigite after Bredig...(1952) a: | .7 13 B:1.7t7 I - r ' Scawt Hill, County Antrim t " 4 (+) 2V 30' (Tilley and Vincent |  | | Journal (article/letter/editorial) | | were collected at the dolerite-chalk contacts at Ballycraigy and Scawt Hill, both of which 673 I:[YDRATION...I:[YDRATION OF LARNITE A~,TD BI:CEDIGITE are near Larne, County Antrim. In a previous paper the natural gel from...of the occurrence of I t these minerals at the Scawt Hill contact have been given by Tilley /// (1929,...1948, p. 257). An i / / account of the dolerite-chalk contact at Ballycraigy is in 1 f I "; course of... At Scawt Hill they have been formed through the magmatic 5 10 c m . silicifieation of the chalk rock |  | | 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...Charlesworth has written the remaining sections and co-ordinated the whole. TO THIS COMPOSITE 1. INTRODUCTION...rocks of the Highland Border Ridge of north-east Antrim (and their western continuation in the Sperrin...and Castlereagh Hills. 2. DALRADIAN ROCKS OF CO. ANTRIM Schistose rocks underlie about seventy square |  | | Journal (article/letter/editorial) | | Minnesota; Lab. No. R2214). sio: AlzOs Fe:Os FeO Mso CaO CO: HrO+ HrOP:Ou Tio, MnO (1) (2) 1 7. 4 8 3. 0 1...interesting to note that the original larnite from Larne is grey from the presenceof finely divided spinel...R2216) Weight per cent SiOz AlzOs FezOe FeO Mso CaO CO, HzO* HrONuro KrO Tio, PrOu MnO BaO SOs 3 0 .8 9...discovery at scawt Hill, it has been found in a dolerite-chalk contact at Ballycraigy, also in the Larne district...localities being Scawt Hill (Tilley, 1930) and Ballycraigy (McConnell, 1955) in Northern Ireland; near Neihart |  | | Journal (article/letter/editorial) | | 324 Ettringite from Scawt Hill, Co. Antrim. By F. A. BANNISTER, M.A. Assistant-Keeper in the Mineral...the contact-zone of Chalk and Tertiary dolerite at Scawt Hill, near Larne, Co. Antrim. There it occurs with...fresh cleavage fragments4 of ettringite from Scawt Hill handed to Mr. Hey for chemical analysis, Professor...the largest crystal of ettringite yet found at Scawt Hill, measures 1 j. Lehmann, Neues Jahrb. Min., 1874...(1010). F. A. BANNISTER ON ETTRINGITE FROM CO. ANTRIM 325 1.1 x 0.8 • 0.5 mm., and has a specific |  | | Journal (article/letter/editorial) | | Progressive metasomatism in the flint nodules of the Scawt Hill contact-zone. (With Plate XXI.) By C. E. TILLEY...describing the chief assemblages of the Scawt Hill contact-zone in Co. Antrim brief reference was made to the...associated with the flint nodules of the contact-altered chalk. 1 A more detailed examination of these nodules...ALDERMAN ON colour of much of, the xonotlite of Scawt Hill must be ascribed to ferrous iron which with sodium...d e d a n a l y s i s of a r e c t a somatized chalk rock. I. SiO~ . . . . . . TiO~ . . . . . . A1203 |  | Charlesworth, J. Kaye, Richey, J.E., Hartley, J.J., McCallien, W.J., Reynolds, Doris L., Tomkeieff, S.I. (1935) Summer field meeting, 1935. North-East Ireland. Proceedings of the Geologists' Association, 46 (4) 493 doi:10.1016/s0016-7878(35)80016-3 | Journal (article/letter/editorial) | | 493 SUMMER FIELD MEETING, 1935. NORTH-EAST IRELAND. August 13th to 23rd, 1935. Report by Professor J...Belfast , from 13th August to roth August , and th e Antrim Arms Hot el, Ballycast le, from roth August to...several horizons of the Cretac eous rocks, except the Chalk itself, and th en pro ceeded to Scrabo. Th e Director...The members entered the Scrabo quarries at th e northern end, where lunch was taken, and work ed syst ematically...by coach. A halt was first made at the northern end of the hill Seeconn eIl, where the biotite-pyroxenite |  | | Journal (article/letter/editorial) | | its enclosed mineral-filled cavities at Scawt Hill, Co. Antrim D. E. KITCHEN Department of Environmental... University of Ulster, Jordanstown, Co. Antrim, Northern Ireland BT37 0QB A B S T R A C T. P a r t i... which have been completely melted formed at Scawt Hill adjacent to a Tertiary dolerite plug. Melting...amygdales, Scawt Hill, Co. Antrim, Northern Ireland. THE Tertiary dolerite plug at Scawt Hill, Co. Antrim, is...Cretaceous chalk and flint (Tilley and Harwood 1931). Tertiary basaltic lavas overlying the chalk are also |  | | Report (issue) | | 7.3 c = 56 X-ray Powder Pattern: Ballycraigy, Ireland. 3.17 (msb), 3.01 (msb), 2.81 (ms), 1.83 (ms),...100.00 (1) Plombières, France. (2) Ballycraigy, Ireland. (3) Hatrurim Formation, Israel; by electron microprobe...bredigite and larnite at a diabase-chalk contact (Ballycraigy, Ireland). Association: Zeolites (Plombières...France. At Ballycraigy and Scawt Hill, near Larne, and Carneal, Co. Antrim, Ireland. From Klöch, Styria, Austria...Hatrurim Formation, Israel. At Crestmore, Riverside Co., California, USA [TL]. At Fuka, near Bicchu, Okayama |  | | Book (edition) | | 1 GEOLOGICAL SURVEY OF NORTHERN IRELAND Geology of the country around Carrickfergus and Bangor Blacl<...the younger strata and volcanic rocks of County Antrim to the north. Although the area has been dealt...extension of the Southern Uplands Fault into Northern Ireland is discussed in the chapter dealing with geophysical...finding buried coal and hydrocarbons in south-east Antrim are also considered. In order to keep the price...[>JI 376] Frontispiece GEOLOGICAL SURVEY OF NORTHERN IRELAND Department of Economic Development A. E. |  | | Journal (article/letter/editorial) | | 948 Ferrian chlorospinel from Carneal, Co. Antrim By P. A. SABI~qE, with chemical analysis by G. A...Tertiary dolerite plug at Carneal, Co. Antrim has been contaminated by Chalk with the production of calc-silicates...Geological Survey of Northern Ireland (Institute of Geological Sciences) at Carneal, Co. Antrim (Robbie, 1960)...intrudes Tertiary basalt lavas but was contaminated by Chalk with the production of a variety of unusual rock-types...described in the classic series of researches on Scawt Hill by Tilley and his colleagues (especially Tilley |  | | Journal (article/letter/editorial) | | between dolerite and Chalk at the intrusion of Scawt Hill, Co. Antrim, Ireland. The melilite occurs both...melilite of the hybrid rock. The dolerite of Scawt Hill is a normal ophitic type built up essentially...abundant olivine and titaniferous iron ore. The Chalk is almost wholly calcium carbonate with no important...100-00 99-86 100-51 100-34 1. Humboldtilite, Scawt Hill, Co. Antrim. Analyst, Dr. H. F. Harwood. la. Analysis...akermanite, and pseudo-sarcolite, the melilite of Scawt Hill corresponds (see Formula A) quite closely to |  | | Journal (article/letter/editorial) | | of rocks from a dolerite-chalk contact at Ballycraigy, Larne, County Antrim, a mineral was examined and...I THE 11"3 ~. HYDRATE :FROM BALLYcRAIGY, LARNE, Co. ANTRIM. This mineral occurs in cavities in contact-rocks...rocks were obtained is similar to t h a t a t Scawt Hill (Tilley, 1931) and was exposed in a t e m p o...mile north of Lame, has no connexion with the Scawt Hill plug, six miles north of Lame. The hydrate mineral...h y d r a t e m i x t u r e from Ballycraigy, Co. Antrim. DIFFERENTIAL THERMAL ANALYSIS OF THE 11.3-11 |  | | Journal (article/letter/editorial) | | p is jJY;lIteti all f ape ,..suitable for usater-co/our, VI. T tie narrow nnsttadcd a1'cas on tlu:...'o zl'" L ou.!Jh- JVR..ajllv. GEOLOGICAL MAP OF CO UNTY AN TRDI, By A. ~ IcIlE:\RY S(t"~' 4 tI, J...~1lI \t.) . ) 12 9 SKETCH OF THE GEOLOGY OF CO. ANTRIM. BvALEX. McHENRY ~I.R.I.A., ofthe Geological...SZI1vey of Ireiand, Read 5th Juty, I895.) County Antrim is particularly interesting to the Irish T H Egeologist...occurs throughout Ireland. Beginning with the older formations, we have, in the northern portion of the |  | SABINE, P. A., BECKINSALE, R. D., EVANS, J. A., WALSH, J. N. (1982) Geochemical and Strontium-Isotope Studies of Reactions between Basic Magma, Chalk, and Flint, and the Role of Groundwater, in the Carneal Plug, Co. Antrim, Northern Ireland. Journal of Petrology, 23 (3) 427-446 doi:10.1093/petrology/23.3.427 | Journal (article/letter/editorial) | | Magma, Chalk, and Flint, and the Role of Groundwater, in the Carneal Plug, Co. Antrim, Northern Ireland...March 1982) ABSTRACT The Carneal plug, Co. Antrim, Northern Ireland, is a Tertiary dolerite intrusion, 150...the underlying Cretaceous Chalk and the flints originally contained in the Chalk. It is one of the rare...reactions. An exomorphic suite, derived mainly from the chalk, consists of assemblages of larnhe, spurrite, bredigite...reactions between the basic magma and the incorporated chalk and flint The minerals are those of the dolerite |  | | Journal (article/letter/editorial) | | リアEyre半 島 の 先 カ ン ブ リ ア 紀 片麻 岩 に 関 す る もの で,三921年 Irelandの にComrie地 に 発 表 され た 。 そ の 後 はScot 各 地 の 変成...に 転 じた 。 と く 方 に お け る閃 緑 岩 の 接 触 変 成 作 用, Scawt Hillの ド レ ラ イ トーチ ョ ー ク 接 触 帯 に お け る 変域 Kenidjackの...つ,鋭 意 研 究 と教 育 をお しす す め,同 * 北海道大学理学部地質学鉱物学教室 Hill 年 に 亘 っ て 徹 底 的 な研 の新 鉱 物 を scawtitt(7CaO・6SiO2・...初 代 教 授 に任 命 し たの で あ る。 と きに彼 は37才 個 々の造 く にScawt hydrocalumite(4CaO・Al2O3. あつ め,新 そ Tilleyは ...tilleyite, spurrite, い る ス カ ル ン と は 全 く 異 な り, Scawt Hillの き さか迂 遠 す ぎる。玄 武 岩 を それ に き 水 条 件 下 で,玄 |  | | Journal (article/letter/editorial) | | disilicate (ranlcinite), a new mineral from Scawt Hill, Co. Antrim. (With Plate V.) By C. E. TILLEY, B.Sc...melilite, and wollastonite at the locality of Scawt Hill, but hitherto the compound itself has not been...of further material among the larnite-rocks of Scawt Hill has now revealed its presence in several specimens...to be obtained, and account of the mineral at Scawt Hill will therefore be prefaced by a note on the slag...v e l a n d , O h i o , 1928, n o . 11.) At Scawt Hill the disilicate is found in association with the |  | | Journal (article/letter/editorial) | | CORRESPONDENCE. THE DOLERITE-CHALK CONTACT OF SCAWT HILL. SIR,—I have just seen the March issue of the...Tilley's account of the dolerite-Chalk contact of Scawt Hill, co. Antrim. Dr. Tilley shows that the marginal...body of olivine-dolerite has assimilated enough Chalk to give rise to a narrow zone of pyroxenite and...that ultimately gave rise to the alkali-rocks at Scawt Hill was—in Tilley's own words—" a desilication of...conclusion with which I cannot agree is that" the Scawt Hill contact-zone is to be taken as an example of |
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