1. Chalk |
300 |
Intermitting on the Downs |
Echinites, pyrites, mytilites, dentalia, funnel-shaped corals and madrepores, nautilites, strombites, cochliæ, ostreæ, serpulæ |
Strata of Silex, imbedded. |
2. Sand |
70 |
|
|
The fertile vales intersecting Salisbury Plain and the Downs. |
3. Clay |
30 |
Between the Black Dog and Berkeley. |
|
|
4. Sand and Stone |
30 |
|
|
Imbedded is a thin stratum of calcareous grit. The stones flat, smooth, and rounded at the edges. |
5. Clay |
15 |
Hinton, Norton, Woolverton, Bradford Leigh. |
|
|
6. Forest Marble |
10 |
|
A mass of anomiæ and high-waved cockles, with calcareous cement |
The cover of the upper bed of freestone, or oolite. |
7. Freestone |
60 |
|
Scarcely any fossils besides the coral |
Oolite, resting on a thin bed of coral.—Prior Park, Southstoke, Twinny, Winsley, Farley Castle, Westwood, Berfield, Conkwell, Monkton Farley, Coldhorn, Marshfield, Coldashton. |
8. Blue Clay |
6 |
Above Bath |
|
|
9. Yellow Clay |
8 |
10. Fuller’s Earth |
6 |
|
|
Visible at a distance, by the slips on the declivities of the hills round Bath. |
11. Bastard ditto, and Sundries |
80 |
|
Striated cardia, mytilites, anomiæ, pundibs and duck-muscles |
|
12. Freestone |
30 |
|
Top-covering anomiæ with calcareous cement, strombites, ammonites, nautilites, cochliæ hippocephaloides, fibrous shell resembling amianth, cardia, prickly cockle, mytilites, lower stratum of coral, large scollop, nidus of the muscle with its cables |
Lincombe, Devonshire Buildings, Englishcombe, Englishbatch, Wilmerton, Dunkerton, Coomhay, Monkton Coombe, Wellow, Mitford, Stoke, Freshford, Claverton, Bathford, Batheaston and Hampton, Charlcombe, Swanswick, Tadwick, Langridge. |
13. Sand |
30 |
|
Ammonites, belemnites |
Sand burs. |
14. Marl Blue |
40 |
Round Bath. |
Pectenites, belemnites, gryphites, high-waved cockles |
Ochre balls.—Mineral springs of Lincombe, Middle Hall, Cheltenham. |
15. Lias Blue |
25 |
|
Same as the marl with nautilites, ammonites, dentalia, and fragments of the enchrini |
The fertile marl lands of Somersetshire. Twerton, Newton, Preston, Clutton, Stanton Prior, Timsbury, Paulton, Marksbury, Farmborough, Corston, Hunstreet, Burnet, Keynsham, Whitchurch, Salford, Kelston, Weston, Pucklechurch, Queencharlton, Norton-malreward, Knowle, Charlton, Kilmersdon, Babington. |
16. Ditto White |
15 |
17. Marl Stone, Indigo and Black Marl |
15 |
|
Pyrites and ochre |
A rich manure |
18. Red-ground |
180 |
|
No fossil known |
Pits of riddle. Beneath this bed no fossil, shells, or animal remains are found : above it no vegetable impressions. The waters of this stratum petrify in the trunks which convey it, so as to fill them, in about fifteen years, with red watricle, which takes a fine polish.—Highlittleton. |
19. Millstone. |
|
|
Impressions of unknown plants resembling equisetum. |
|
20. Pennant Street (sic) |
21. Grays |
|
|
|
Fragments of coal and iron nodules.—Hanham, Brislington, Mangotsfield, Downend, Winterbourn, Forest of Dean, Pensford, Publow, Chelwood, Cumptondando, Hallatrow near Stratford-on-Avon, Stonebench on the Severn, four miles from Gloucester. |
22. Cliff |
|
|
Impressions of ferns, olive, stellate plants, threnax-parvi-flora, or dwarf fan-palm of Jamaica |
Stourbridge, or fire-clay |
23. Coal |