...-zone positions in the central Ross Sea, reflecting the higher sediment supply and a stepped deglaciation. Ice remained grounded on the Pennell Bank to the west; a series of moraines marks the retreat of ice across the bank. Mega-scale glacial lineations and other streamlined, subglacial geomorphic...

..., the Little America, Whales, and Glomar Challenger basins are separated by the Houtz and Hayes banks. In the western Ross Sea, Pennell, Joides, and Drygalski basins are separated by Pennell and Crary-Mawson banks, which are composed of sedimentary strata. Landwards, the Pennell and Joides basins merge...

... Zn-Pb orebody , in Andrew , C.J. , Crowe , R.W.A. , Findlay , S. , Pennell , W.M. , and Pyne , J.F. , eds., Geology and genesis of mineral deposits in Ireland : Dublin , Irish Association for Economic Geology , p. 243 – 280 . Banks , D.A. , 1985 , A fossil...

... of lower density and borings enlarged by dissolution. Sample collected from piston core NBP93-8-7 on Ross Bank. C) Photograph of skeletal separate containing gastropods (arrows) from 34–35 cm depth in core ELT32-09 on Pennell Bank (FA 4). D) Aragonitic shell material from gastropod from 58–60 cm depth...

... 66 93 Andrew C. J. Crowe R. W. A. Finlay S. Pennell W. M. Pyne J. F. Geology and genesis of mineral deposits in Ireland 1986 Dublin Irish Association for Economic Geology Berner R. A. Sedimentary pyrite formation: an update Geochimica et Cosmochimica Acta...

.... , Pennell , W.M. , and Pyne , J.F. , eds., Geology and genesis of mineral deposits in Ireland: Dublin, Irish Association for Economic Geology , p. 377 – 417 . Ashton , J.H. , Downing , D.T. , and Finlay , S. , 1986 , The geology of the Navan Zn-Pb orebody , in Andrew , C.J...

... that the fissures resulted from dilatational stresses probably related to differential loading caused by the accumulating banks on unstable substrates… Most fractures opened and were filled during the formation of the buildups" ( Lees and Miller, 1995 , p. 251). In conclusion, the CFC and the stage B-D cements...

... of Ireland, 1994) and Everett et al. (2003) . The Waulsortian Limestone Formation developed in a ramp environment in the Courceyan as biomicrite mounds surrounded by argillaceous bioclastic limestones at moderate water depths of up to several hundred meters. Waulsortian banks dominate in the south...

... , & D.A. (eds). Mineralization in the British Isles . Chapman and Hall , London 208 - 269 . Ashton , J.H. , Downing , D.T. & Finlay , S. 1986 . The geology of the Navan Zn-Pb orebody . In : Andrew , C.J , Crowe , R.W.A , Finlay , S , Pennell , W.M...

... the Tynagh lead-zinc deposit in Ireland : Nature , v. 313 , p. 128 – 131 . Banks , D.A. , 1986 , Hydrothermal chimneys and fossil worms from the Tynagh Pb-Zn deposit , Ireland , in Andrew , C.J. , Crowe , R.W.A. , Finlay , S. , Pennell , W.M. , and Pyne , J. , eds...

... of London 1995 1995 Geological Society of London Iapetus Caledonian Orogeny terranes magnetotelluric surveys References Ashton J. H. Downing D. T. Finlay S. Andrew C. J. Crowe R. W. A. Finlay S. Pennell W. M. Pyne J. F. The geology of the Navan Zn-Pb...

... dodecane, octane, toluene unsaturated homogeneous Ramsburg and Pennell, 2001 surfactant–alcohol flushing combination 61 × 40 × 1.4 glass tetrachloroethene saturated heterogeneous Ramsburg and Pennell, 2002 surfactant–alcohol flushing combination 63.5 × 38 × 1.4 glass trichloroethene...

... et al., (1998) . It is also in concert with observations at the Silvermines and Tynagh SEDEX deposits (e.g., Russell, 1975 ; Taylor and Andrew, 1978 ; Boyce et al., 1983b , 1999 ; Banks, 1985 ). Our conclusion that a deep-seated Caledonoid structure (or suite of structures) was one...

... and Scherer, 2004 ). These contain ∼60% centrics, well above that of true diatomaceous muds ( Fig. 3B ; Table 2 ). The diamicton of PC31 on the Pennell Bank (diamicton I), which is characterized by high diatom abundance with a strong (presumably locally derived) middle Miocene component, contains ∼70...