Page:Transactions of the Geological Society, 1st series, vol. 1.djvu/428

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Granite Veins, in the Isle of Sercq, 18—in Jersey, 21—in Dartmoor, 119—at St. Michael's Mount in Cornwall, 143—at Mousehole in Cornwall, 144—General Observations on those that traverse the grauwacke formation, 145—traversing granite in the vicinity of Dublin, 271—two of different natures intersecting each other, 27 1—in the Malvern Hills, 289, 299, 302
Granitic Rocks, of Guernsey, 8—of Sercq, 18—of Jersey	20
Granitel, black, in Guernsey	9
Grauwacke, in Sercq, 18—in Jersey	20
Grauwacke Formation, of Devonshire, 101, 105, 118, 121—of Cornwall 109, 113, 116, 122, 127, 131, 144, 151, 156
Great Gossan Lode in Cornwall, Account of	23
Greenstone, in the grauwacke of Cornwall, 115, 122, 128—in Shropshire, 203, 210—in the Malvern Hills 289
Grenatite found in the County of Wicklow	275
Grit, Varieties of, in Alderney	45
Guernsey, Dr. MacCulloch's Account of	7
Gypsum, Difference between Bardiglione and	373
Hampshire, Dr. Berger's Sketch of the Geology of some parts of, 249—Elevation of some places in	268
Heligoland, Dr. Mac Culloch's Notice accompanying a Section of	322
Hematite, Vein of, in the Malvern Hills	301
Highgate Hill, Fossil remains met within cutting through a mound of the blue clay stratum at	388
Holland Henry, Esq. Sketch of the Natural History of the Cheshire Rock—Salt District	88
Hollowspar, found in the County of Wicklow	277
Hornblende Rocks of the Malvern Hills	294, 301
Hornblende and Epidote, Rock of	290
Hornel, Leonard, Esq, on the Mineralogy of the Malvern Hills	281
Hornstone, the basis of Porphyry in Alderney	7
Jersey, Dr. Mac Culloch's Account of	19
Indurated Talc (supposed) in the County of Wicklow	277
Ireland, Dr. Fitton's Account of some rare minerals found in	269
Isle of Wight, Aluminous Chalybeate Spring in the, 213—Elevation of some places in	268