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INDEX
| page | |
| Aberfoyle, on the Rocks in the Neighbourhood of | 446 |
| Adits, in the mining District of Cornwall | 129 |
| Ailsa Craig, Mineralogical Observations on | 417 |
| Alcyonia, Fossil, on some new Varoieties of | 377 |
| ──────────── Strata in which they are found | 384 |
| ──────────── of Purbeck, Weymouth and Portland | 385 |
| Alluvial Depositions of Tin in Cornwall | 342 |
| ───────────── above the Basalt of Staffa | 506 |
| ───────────── around London | 231 |
| ──────────────────────, Fossils found in the | 241 |
| Alum Bay, in the Isle of Wight, description of | 181 |
| Alumine, Sub-sulphat of, found at Newhaven in Sussex | 191 |
| Amworth, Vitrified Fort of | 272 |
| Amygdaloid of the Isle of Man | 45 |
| ────── of Burnt-Island, remarkable Vein in the | 440 |
| Appin, District of, Quartz Rock in the | 473 |
| Artsaig, District of, Quartz Rock in the | 473 |
| Arran, Island of, Observations on the Granite of Goatfield in the | 426 |
| Assynt, District of, Mineralogical Observations on the | 408 |
| ────── Limestone of the | 408 |
| ────── Quartz Rock of the | 458 |
| Augite, Rock composed of, with Felspar, in the Island of Rum | 402 |
| Bagshot Heath, Sand of | 224 |
| Bakewell, Mr. R. An account of the Coalfield at Bradford near Manchester | 282 |
| Basalt of Raasa, Contortions of the | 439 |
| ───── of Staffa, Different varieties of the | 502 |
| Basaltic, Columnar, forms of the Lava of Teneriffe | 290 |
| Basin, Hampshire or Isle of Wight, extent of the | 170 |
| ───── London, extent of the | 171 |
| ───── Paris, description of the | 161 |
| Beachey Head, Strata at | 192 |
| Bell-metal Ore, a Sulphuret of Tin found in Cornwall | 343 |
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