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