Proceedings of the Geologists' Association, Band 11Geologists' Association, London., 1891 |
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Addington Hills Agassiz Alluvium Ammonites Association Bagshot beds Bees Sandstone bones British Museum carbonate Carboniferous rocks Carlisle Chalk Chondrosteus cliff Coal-measures colour cone crater Cumberland denudation deposits district Drift east Eocene eruptions evidence Excursion fault feet flint formation fossils genus Geol Geological Survey geologists Glacial graptolites gravel Greensand grey hematite Hill Hybodus inches iron iron-ore Journ Kirklinton lava layers lime limestone Linn lodes London Clay Lyme Regis magnetite malacolite Marls mass Mendip Mendip Hills miles minerals Müll occur olivine Oolite origin party peat pebble-beds pebbles portion present probably Prof pumice Pycnodus quarries Quart remarkable Rhætic river Road sand Sandstone seen serpentine Shales shells side silicate species specimens stone Stonesfield Slate strata stream Street surface teeth Thames thick tion Totternhoe Stone tuff unconformity Upper Valley volcanic Woodward