472
INDEX.
| page | |
| Reading, account of the plastic clay beds, near | 278 |
| Red marl or sandstone of the south-eastern part of Durham described | 2 |
| ──────────────── analogous to the red sandstone of Nottinghamshire | 3 |
| Red marl, probable identity of the deposites of, that cover the coal measures and abut against the inclined edges of mountain limestone | 208 |
| Red sandstone with gypsum composes the greater part of the plain of Carlisle | 105 |
| ────────── more recent than the old red sandstone | 106-115 |
| ──────────────────, its contact with the other rocks near Melmerby, described | 112 |
| ────────── near Melmerby the same as that of Cheshire and Salop | 116 |
| Red sandstone, Old, found in the Cheviot hills | 94 |
| ─────────────── interposed between the limestone series of Cross Fell, and the slate | 111 |
| ─────────────── the lowest rock of the neighbourhood of Bristol | 210 |
| ─────────────── bed of, in the slate near Cruachan | 119-135 |
| ─────────────── transition between it and gneiss in Sky | 161-165 |
| Resin and oil, substance composed of, found near Stockport | 445 |
| Roads, Parallel. See Parallel Roads. | |
| Saddleback height of | 436 |
| Salt spring, issuing from the interstices of a basaltic vein at Butterby | 24 |
| Sandstone, varieties of in the coal measures, described | 17 |
| ────────, beds of in the lead mine measures described | 63 |
| ────────, of Strathaird in Sky, observations on | 171 |
| Satin spar, found in a black slate clay at Aldstone | 67 |
| Schist of Cruachan, its junction with the granite | 120 |
| ──────────── much indurated where in contact with the granite | 121 |
| Secondary strata, of Scotland, their line of separation from the primary generally noticed | 221 |
