 | | Journal (article/letter/editorial) | | Early Permian Age ofthe Lisheen Zn-Pb Deposit,IrelandS. J. PANNALAL,†,* D. T. A. SYMONS,Department...of 290 ± 9 (2σ) Ma for Zn-Pb mineralization atGalmoyand 269 ± 4 (2σ) Ma for the Ba mineralization at...that is observed in all Carboniferous strata inIreland. Our preferred interpretation is that the paleomagnetic...topographically driven fluid flow,either from the south ofIreland or from closer to the deposit, which was modified...Conodont color alteration indices (CAI) map ofIreland, showingthe location of the Lisheen deposit and |  | | Report (article/chapter) | | base metal depositsin the Rathdowney Trend,IrelandG. D. S E V A S T O P U L O 1 & P. R E D M O N...1Department of Geology, Trinity College, Dublin 2,Ireland2 Geological and Environmental Science Department...carbonatesof Lower Carboniferous (Dinantian) age inIreland is in most deposits younger than theirmainly Tournaisian-aged...younger parts of the Vis~an, laterVis6an rocks inIreland should be considered to be potential targets for...for exploration.Exploration for base metals inIreland during thelast 40 years has led to the discovery |  | | Journal (article/letter/editorial) | | Isotopic Composition of Sulfides at the LisheenMineJ. J. WILKINSON,† S. L. EYRE,*Department of Earth...Dolomite and barite dominate the gangue, with lessercalcite. Main-stage mineralization involved the progressive...assemblages where they occurwith euhedral dolomite andcalcite.Barite intergrown with main ore-stage sulfides...IntroductionTHE LISHEEN DEPOSIT, situated inCounty Tipperary,Ireland(Fig. 1), is the most recent of six carbonate-hosted...the southern Midlands (Fig. 1) that include theGalmoy deposit (Doyle et al., 1992), 10 km to thenortheast |  | Johnson, Aaron W., Shelton, Kevin L., Gregg, Jay M., Somerville, Ian D., Wright, Wayne R., Nagy, Zsolt R. (2009) Regional studies of dolomites and their included fluids: recognizing multiple chemically distinct fluids during the complex diagenetic history of Lower Carboniferous (Mississippian) rocks of the Irish Zn-Pb ore field.Mineralogy and Petrology, 96 (1) 1-18doi:10.1007/s00710-008-0038-x | Journal (article/letter/editorial) | | USAI. D. SomervilleUniversity College,Dublin,IrelandW. R. WrightBureau of Economic Geology, Jackson...those at Navan, Tynagh, Silvermines, Lisheen andGalmoy (Hitzman and Beaty 1996). Most petrologic,geochemical...deposits at Navan, Tynagh, Silvermines, Lisheen, andGalmoy are denoted as N, T, S, L, and G, respectively...accretedto form the basement rocks underlyingIreland. These rocksconsist mainly of folded and faulted...intraorogenicgrabens. During the Lower Devonian, theLeinster andGalway Granites and numerous other granitic |  | | Journal (article/letter/editorial) | | EVIDENCE FROM THE COOLEEN ZONE,NEAR SILVERMINES,COUNTY TIPPERARY—A DISCUSSIONCHRIS REED†School of Earth...suggested for black matrix breccias elsewhere inIreland (e.g., Hitzman et al., 1992).Specifically, we...localities outsideIreland. Mineralized breccias fromIreland have beendescribed fromGalmoy, Lisheen, Silvermines...Beaty (1996) described hydrothermal breccias fromIreland as either tabular, roughly strata-boundbodies...Waulsortian Limestone atLisheen andGalmoy, respectively. However, atGalmoy, thebreccia is known to extend |  | | Journal (article/letter/editorial) | | farther south (Tynagh, Silvermines, Lisheen, andGalmoy). Subeconomic prospects tend to display anarrower...are widely observed indolomite (and sometimescalcite) cements within Courceyan-Arundian−age rocks, indicating...prospects, operating mines at Navan, Lisheen, andGalmoy, and the historic mines at Tynagh, Silvermines...description of the geology and mineralization inIreland is beyond the scope of this contribution and only...underwent early diagenesis that includedextensivecalcite cementation and dolomitization (Lees andMiller |  | | Journal (article/letter/editorial) | | Stonepark Prospect is located inCountyLimerick, south-centralIreland. Multiple zones of Zn–Pbmineralisation...sphalerite and galena with gangue Fe-dolomiteandcalcite cements. A key difference at Stonepark is thepresence...McCusker (*) : C. ReedTeckIreland Ltd, The Murrough,Co. Wicklow,Irelande-mail: James.mccusker@teck...IntroductionThe Lower Carboniferous carbonate rocks ofIreland hostone of the world’s most significant Zn–Pb...discoveries since the 1960s(Tynagh, Silvermines, Navan,Galmoy and Lisheen)along with a number of currently sub-economic |  | | Journal (article/letter/editorial) | | Carbonate-Hosted Lisheen Zn-Pb-Ag Deposit,County Tipperary,IrelandM. W. HITZMAN,†Department of Geology...Zn-Pb-Ag deposit, located inCounty Tipperary in southeast-centralIreland, consists of a groupof strata-bound...minerals intergrown with sulfides include dolomite,calcite, barite, and quartz. Mineral textures indicate...IntroductionTHE Lower Carboniferous carbonate rocks ofIreland containone of the world’s major base metal provinces...theIvernia West-Chevron Mineral Corporation ofIreland JointVenture, is the second largest Irish base |  | | Journal (article/letter/editorial) | | EVIDENCE FROM THE COOLEEN ZONE, NEAR SILVERMINES,COUNTY TIPPERARYM. J. LEE† AND J. J. WILKINSONFluid...subeconomic satellite of the Silvermines deposit,County Tipperary. The Cooleen zone is only weakly mineralized...replacive massive sulfide. White dolomite andcalcite stockwork veins postdate thelimestone and dolomite...Andrew, 1986a), Lisheen (Hitzman etal., 1992) andGalmoy (Doyle, et al., 1992). Because thesebreccias,...breccias at Lisheen and rockmatrix breccias atGalmoy, are spatially associated with Zn-Pbsulfides, |  | | Report (article/chapter) | | University College Dublin, Belfield, Dublin 4,IrelandAbstract: Shallow-marine, Lower Carboniferous carbonate...sequences of the SE IrishMidlands, close to theLeinster Massif, are intensely dolomitized. Fine-crystalline...evaporation alone). Thepresence of evaporites in theLeinster Massif area suggests a possible source of the...A L .Fig. 1. Simplified geological map of SEIreland showing the location of cores sampled for this...rocks in the SE IrishMidlands, proximal to theLeinster Massif.Consequently, the Chadian-Brigantian strata |  | | Book | | Geological Heritage ProgrammeGeological Survey ofIrelandBeggars BushHaddington RoadDublin 4Tel: 01-6782837...was supported byThis report is an action of theCounty Carlow Heritage Plan 2003 - 20071 Contents...……………………………………………….……… 18Data sources on the geology ofCounty Carlow ……………………………….……… 19Bibliography ………………...toCounty Carlow on the GSI DMSAppendix 2Prospecting Licence Open File data relating toCounty Carlow...GSI database relating toCounty CarlowAppendix 4Identifications of theCounty Carlow Museum geological |  | | Journal (article/letter/editorial) | | September 2003Ó Springer-Verlag 2003Abstract Marinecalcite cementation and lithification ofCarboniferous carbonate...proximity to theLeinster Massif. This dolomite formed after the first fourmain stages ofcalcite cementation...for the cessation of economic mineralisation inIreland.Keywords Diagenesis Æ Dolomite Æ Carbonate-hosted...geological setting of Zn-Pbmineralisation inIreland is beyond the scope of thiscontribution and only...WaulsortianFig. 1 Simplified geologicalmap ofIreland, showingdistribution of zinc-lead oredeposits |  | | Journal (article/letter/editorial) | | Zn-Pb mineralisation in the Silvermines district,Ireland: a productof burial diagenesisReceived: 04 April...1984; Andrew1986; Samson and Russell 1987).WhileIreland is regarded as the type locality for thisstyle...mineralisation at Harberton Bridge, Lisheen andGalmoy(Fig. 1) has further fuelled the debate (Hitzman...map ofIreland outlining the location of: theRathdowney Trend, including the Lisheen andGalmoy deposits...bedded, pale-grey micrite, with abundant sparrycalcitefilled stromatactis cavities (Brück 1982; Hitzman |  | | Report (article/chapter) | | Carboniferous dolomites in the south and east ofIrelandC L A I R E M. M U L H A L L& GEORGED. S E...u s e u m Building, Trinity College, Dublin 2,Ireland(e-maik mulhallc@tcd, ie)Abstract: Dolomitized...occur widely inIreland. They host the majorZn-Pb ore bodies, at Lisheen andGalmoy. Despite significant...The laterally extensive RegionalDolomite of SEIreland, examined at Lisheen and in Co. Carlow, is likely...hosted within Carboniferous carbonaterocks inIreland has been the subject of recentstudy and debate |  | | Journal (article/letter/editorial) | | AbstractThe Zn-Pb (-Ba) deposits of centralIreland are hosted by Lower Carboniferous Waulsortian limestone...through the fractured basement underlying centralIreland plays an integral role in the evolution of the...deposits. The Lower Carboniferous Midlandsbasin ofIreland (Fig. 1) is host to five economic Zn-Pb (-Ba)deposits...1821912MIDLANDSBASIN102725,2826County KildareDeposits243519342231 30ough...ough 20on TrnnaShIapetusSutureZoneLeinsterMassif3329RosslareComplexMunster Basin0 km |  | | Journal (issue) | | MICROMINERALS fromIRELAND part IIIGRyback • S Моreноп42GOLD RUSHES ofIRELANDS Мoretoп45RO...Treolar and the High Raise vein, in the Nentsberrymine at Alston, Cumbria in January 1931, will depend...form on chalcopyrite.MALACHITEСц2(СО3)(ОН)2CALCITEСаСО3Malachite occurs as bright green tufts and...and balls up to 3тт,on chalcopyrite.Calcite is the principal constituent of the limestones in this...associated with epidote and quartz. No terminatedcalcite crystals have been found by the authors.MICRОCLINE |  | | Journal (article/letter/editorial) | | 14.4 Mt at 11.7 percentZn and 2 percent Pb, andGalmoy, 6.7 Mt at 11.9 percent Zn+ Pb. Mining activity...limestone that produced pink saddle dolomiteandcalcite in vugs and fractures. This “hydrothermaldolomite”...evaporite deposition (Fig. 1) in northwest and centralIreland(Phillips and Sevastopulo, 1986), and also in the...Evaporite minerals inmine sequenceNavanETynaghSilvermines E? ?GalmoySt George'sLand?Evaporation...important host rocks to Pb-Znmineralization inIreland, in part grade into the massive, purelimestones |  | | Journal (article/letter/editorial) | | Post-Carboniferous pre-Quaternary karstification inIrelandDavid P. Drew* and Gareth LI. Jones"DREW, D. P...Post-Carboniferous pre-Quaternary karstification inIreland.Proceedings of the Geologists' Association, 111...111, 345-353. Almost a half of the island ofIreland isunderlain by limestones of which a high proportion...have beensignificant over extensive areas ofIreland and for considerable periods of geological time...College Dublin.Ireland"Conodcue International, Dundrum Business Park, Dublin 14,Ireland1. INTRODUCTION |  | | Journal (article/letter/editorial) | | Geological setting. Simplified geological map ofIreland showing locations of main ore deposits. Insets...distribution and structural controls at the Lisheen andGalmoy mines, and the locations of the sampling traverses...andstratigraphically controlled ore deposits inIreland that are believed tohave formed largely during...06 MT contained Zn; Fusciardi et al.,2003) andGalmoy (1.35 MT Zn; Lowther et al., 2003) ore deposits...of host rocks. Simplified stratigraphy of Lisheen–Galmoy areashowing major units and the locations of breccia |  | | Journal (article/letter/editorial) | | Table 3.IntroductionThe lower Carboniferous ofIreland is host to a largenumber of base metal deposits...MoyvoughlyNewtownCashelLisheenSilverminesTynaghGalmoyMagcobarBallinalackRickardstownCourtbrownGarrycam...the Waulsortian (Lisheen, Silvermines, Tynagh,Galmoy) is all intimately associated with faulting and...cavities in the Waulsortian (Fig. 4b).At Lisheen,Galmoy and Silvermines, breccias are grossly concordant...is widespread throughout thesouthern half ofIreland as the Cork Red Marble (Shearley 1989)and equivalent |  | Torremans, Koen, Kyne, Roisin, Doyle, Robert, Güven, John F., Walsh, John J. (2018) Controls on Metal Distributions at the Lisheen and Silvermines Deposits: Insights into Fluid Flow Pathways in Irish-Type Zn-Pb Deposits.Economic Geology, 113 (7) 1455-1477doi:10.5382/econgeo.2018.4598 | Journal (article/letter/editorial) | | University College Dublin, Belfield, Dublin,IrelandAbstractThe world-class Irish Zn-Pb(-Ag) deposits...subeconomicZn-Pb deposits including Navan, Lisheen,Galmoy, Tynagh,and Silvermines, containing >20 million...geochemical signatures of layeredsphalerite atGalmoy and Navan, the fundamental trigger forrapid sphalerite...lineRathdowney trendRaplaKilmastuGalmoy??????SilverminesLisheenneclionlet...showing the location of the Lisheen, Silvermines, andGalmoy Zn-Pb mines and theRapla Zn-Pb prospect. The inset |  | | Report (article/chapter) | | of the LisheenZn-Pb-Ag deposit, Co. Tipperary,IrelandE. S H E A R L E Y ,P. R E D M O N D ,M. K...Parkview House, Beech Hill, Clonskeagh, Dublin 4,IrelandAbstract:The Lisheen deposit is a stratabound...rocks extendingfrom Abbeyleix inCounty Laois to Thurles inCounty Tipperary (Figs 1 and 2). Lisheen...Rathdowney Trend. It lies 8 k m southwest oftheGalmoy deposit, which was discovered inL: I°//...Kilometres0TownsFig. 1. The Rathdowney Trend,Ireland. ABL, Argillaceous Bioclastic Limestone.From |  | | Book | | region,Co. Clare,Ireland The Geology ofthe Burren region,Co. Clare,Irelandby...The Burren Connect Project,ClareCounty Council,Ennistymon,County Clare.This publication was compiled...HennessySources of Map Data:Ordnance SurveyIreland data reproduced under OSi Licensenumber 2010/zised...Ordnance SurveyIreland and Government ofIreland copyright.© Ordnance SurveyIreland, 2010The Geology...Geology of the Burren region,IrelandThis book was compiled as part of the NEED (NorthernEnvironmental |  | | Journal (issue) | | EARTH SCIENCEMagazine of the ES2k GroupIrelandIn this Issue:TeachingMineral ResourcesCo Roscommon...2000 – raising awareness of Earth science acrossIrelandChairperson: Matthew Parkes; Secretary: Catherine...Ian Enlander and Enda Gallagher.Earth ScienceIreland is published by Earth Science 2000, Belfast and...efficiently on behalf of ES2k and Earthscience inIreland. The reins are beingpicked up by Matthew Parkes...Parkes, who worksfor the National Museum ofIreland in Dublin, and CatherineAdamson of Queens University |  | | Journal (article/letter/editorial) | | Geologic Setting of Study AreaThe Midlands basin ofIreland represents one of the mostextensively Zn-Pb mineralized...on Earth. It is host tothe Navan, Lisheen, andGalmoy ore deposits and numerousprospects that formed...exposures; (4)minor orebodies from Lisheen andGalmoy sampled fromdrill core; and (5) subeconomic mineralized...map ofIreland showing sample localities. Modified after CSA Ltd. and Geological Survey ofIreland, 1994...other Waulsortian-hosted ore deposits(Lisheen andGalmoy). Sample types located by stars: 1 = lower PaleozoicLow |
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