CLINTON    ORES    OF    BIRMINGHAM    DISTRICT,   ALABAMA. 
145 
Ft.   in. 
Sandstone 5  0 
Unexposed 7  10 
Sandstone 1  0 
Unexposed 15  7 
Sandstone 2  0 
Unexposed 7  9 
Sandstone,  ferruginous  (shown  by  prospeet  pit) 2  0 
Unexposed 15  8 
Sandstone 1  0 
Unexposed 7  0 
Sandstone,  thick  bedded 23  8 
Unexposed 31  G 
Sandstone,  thick  bedded 27  8 
Shale 2  0 
Sandstone,  thin  to  very  thick  beds,  with  shale  partings 102  0 
Sandstone,  thin  bedded 23  8 
Unexposed 47  5 
Sandstone 4  0 
Unexposed 5  0 
Limestone,  impure  and  ferruginous  (probably    top    of    Chicka- 
mauga). 
507     0 
Section  of  upper  part  of  Rockwood  formation  in  gap  of  West  Red  Mountain,  near  Dale, 
Ala. 
Ft.  in. 
Shale,  black  (Devonian). 
Sandstone,  greenish  predominating,  grayish  and  reddish,  evenly 
bedded,  with  shale  partings,  most  numerous  at  top 110  0 
Shale,  yellowish  green 5  fi 
Sandstone,  gray,  thin  bedded 10  G 
Iron  ore 2  0 
Unexposed 0  0 
Sandstone,  ferruginous,  with  decompi >scd  < >re _ (i  0 
Iron  ore,  lean,  limy,  fossiliferous 10  0 
Concealed  by  very  red  soil  and  red  sandstone  debris 210  0 
Limestone  (Chickamauga) . 
360     0 
Workable  ore  at  Compton  occurs  in  but  one  seam,  which  shows  the 
following  sections : 
Sections  of  ore  seam  at  Compton  mine. 
1. 
2. 
3. 
Shale. 
Ore 
Shale 
Ore 
Inches. 
13 
1-2 
16 
Shale. 
Ore 
Shale 
Ore.. 
Inches. 
17 
1-3 
18 
Shale,  ferruginous. 
Ore 
Shale 
Ore 
Inches. 
ii 
292 
Shale. 
Shale. 
1.  First  right  entry,  near  main  slope. 
2.  First  left  entry.  300  feet  from  main  slope. 
3.  Outcrop,  near  top  of  mountain. 
