STRATA OF YORKSHIRE. 
3 
Utmost thickness.. 
Feet. 
' 10 Cornbrash lime- 
r 10 { 
stone 
11 Upper sandstone, 
!• 200 
shale, and coal 
12 Impure limestone,' 
f 
Bath oolite formation. 
(Oolite of Lin- 
colnshire.) 
- 30 -j 
13 Lower sandstone, 
shale, and coal. 
- 500 - 
14 
Ferruginous beds, 
- 
(Inferior oolite 
and sand of So- 
mersetshire.) 
- 60 - 
15 Upper lias shale 
- 200 | 
Lias formation. 
16 Marlstone series 
i 150 { 
17 Lower lias shale 
- 500 | 
r 1 8 Red marl and red 
L4gg f 
sandstone 
' Brotherton lime- 
-I- i 
■ « { 
New red sandstone form- 
stone 
ation (Werner.) 
19- 
Red clay and 
gypsum 
Magnesian lime- 
- 150 | 
stone 
'20 
Coal measures 
3000 
Gristhorpe, Scarborough. 
Gristhorpe, Scalby. 
Gristhorpe, White Nab, 
Cloughton Wyke, Haws- 
ker. 
Cloughton, Peak, Burton 
Head, &c. 
Peak, Whitby, Boulby, the 
Cleveland hills. 
liffs near Staithes, Head 
of Bilsdale, Eston Nab, 
&c. 
Ferrybridge. 
caster. 
Carboniferous formation. i 21 
{ 
Mountain lime- 
stone series 
1 2000 
Leeds, Barnsley, Sheffield. 
Swaledale, Yoredale, and 
Wharfdale. 
State formation . 22 Slate rocks thickness unknown. Ingleton, Sedbergh. 
Over these strata, is spread the detritus from diluvial currents, and, in 
particular places, this is covered by more recent accumulations of peat, 
clay, &c. 
THE MOORLAND DISTRICT. 
This district is remarkable for presenting, along its whole outline, 
a range of bold and steep escarpments. Its overhanging cliffs, which 
so strikingly characterise the coast between Scarborough and Redcar, 
B 2 
