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Reply to Discussion on ‘A reassessment of the proposed ‘Lairg Impact Structure’ and its potential implications for the deep structure of northern Scotland’. Journal of the Geological Society, London, 176, 817-829

Michael J. Simms
Journal of the Geological Society, 13 December 2019, https://doi.org/10.1144/jgs2019-186
Michael J. Simms
National Museums Northern IrelandCultra, Holywood BT18 0EU, Northern Ireland, UK
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Butler and Alsop provide a clear and thorough explanation as to why our suggestion (Simms & Ernstson 2019), that the Lairg Gravity Low might be a buried impact crater translocated from further east, is incompatible with what is known of the structure of northern Scotland, and I concede that in this particular scenario they are probably right. My original paper (Simms 2015) was based largely on field observations that, amongst other things, indicated that the Stac Fada Member impact ejecta preserved at outcrop had come from the east (despite claims to the contrary by others; Amor et al. 2008, 2019). When subsequently I became aware of the LGL I realized that its …

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Reply to Discussion on ‘A reassessment of the proposed ‘Lairg Impact Structure’ and its potential implications for the deep structure of northern Scotland’. Journal of the Geological Society, London, 176, 817-829

Michael J. Simms
Journal of the Geological Society, 13 December 2019, https://doi.org/10.1144/jgs2019-186
Michael J. Simms
National Museums Northern IrelandCultra, Holywood BT18 0EU, Northern Ireland, UK
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Reply to Discussion on ‘A reassessment of the proposed ‘Lairg Impact Structure’ and its potential implications for the deep structure of northern Scotland’. Journal of the Geological Society, London, 176, 817-829

Michael J. Simms
Journal of the Geological Society, 13 December 2019, https://doi.org/10.1144/jgs2019-186
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  • Discussion on ‘A reassessment of the proposed ‘Lairg impact structure’ and its potential implications for the deep structure of northern Scotland’ Journal of the Geological Society, London, 176, 817-829
  • Discussion on ‘The Mesoproterozoic Stac Fada proximal ejecta blanket, NW Scotland: constraints on crater location from field observations, anisotropy of magnetic susceptibility, petrography and geochemistry’, Journal of the Geological Society, 176, 830-846. Reply
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