162 
SECTION No. 4—Continued 
Part of Vertical Section of the Strata of the Forest of Dean 
(Published by the late Mr Davip MusHeEt, in 1824) 
; Thickness | Distance 
Description of Measures mi. : neseee Feuer 
; inches | coal seam 
Ets me) 60. ||nb aaa 
13—Cliff and stone bind... ic ss vee coum O 30 6 | 1586 10 
14—Starkey coal . On oc 50 ae 1 10 
15—Cliff and stone bind... pee 320 Peep) aaa) 13 011600 8 
16—Shifnil’s coal... acc see A Rees Be OMG 
17—Cliff and stone bind... Soc Sct «| 30 0 | 30- G)\1Gaiae2 
18—Rockey coal . so oo ee si 2 0 
19—Clff and stone bind... sor aa so 12) 0 14 0/1645 2 
20—Breadless coal con ae 308 oe 1 4 
21—Cliff and stone bind... ae Sec st 60, 0 | Gl. 4) 06RR6 
| These two coals] ° 
99 Upper Churchway, or / unite and form 2 3 
~~~) Oakenhill coal see High Delf, 
or Churchway 
23—Cliff and stone bind... ay nee =|, 060 0 38 311744 9 
24—Lower Churchway coal_... ne ac 2 3 
25—Cliff and stone bind... a ide | 42 0| 44 3/1789 O 
26—-Strong straw coloured rock cic pop i) 
27—Cliff and stone bind... ioe aca ond oa) 21 0/1810 0 
28—No coal ae cic ele ee ee eG - 
29—Stone and cliff oa %c wae vee] LBS Or)! 136°” bx] 1986S 
30—Brazzily coal... 200 sas soc “he 2 0. 
31—Brazzily rock... aes bac a ...| 150 0} 152 012098 6 
32—Nameless delf coal ... 240 cae 308 0 4 
33—Nag’s Head Hill rock as sae ...| 240 0} 240 4 | 2338 10 
34—Yorkley coal .. sas mes ae yes 
35—Gray rock or Pennant aes ney .-., 150: 0 | 152° 9) 249g 
36—Whittington coal ... 50 ae sae 2 6 
37—Gray rock... ae “on Soo ---| 185 0 | 137 6 |) 262008 
38—Coleford High Delf coal ... aa aes 6 O 
39—Argillaceous shale, with iron-ore ... coef ton O 
40—Trenchard : Gray ‘rock 500 «| 78 ©] 126 0, \276)iee 
41—Upper Trenchard coal oo no 3.0 
42—Gray rock and marl.. sc one .| 45 0 
