B2  stratum of soft sandrock -
B3     "    "  coarse pebbles -
B4     "    "  marine shells -
B5     "    "  soft sandrock -
B6     "    rounded pebble conglom -
B7  stratum sandy soft rock
B8  Coal, the thick layers



Coal Harbor Unga Island -
April 2, 1872 -
Examine the formations on the west side of the Bay which contain lignite beds.

Find the cliff which is between five and six hundred feet high.  Composed as follows. From top down

  A. Conglomerate of fine pebbles
  B. do " of larger boulders

  C. 6 in Thin friable sandy shales
  D  More like  A
  E  Two feet very coarse do "
      (The above take 200 ft)
  F. 4 in sandy shale vegetable remains very indistinct
  G  40 ft of thin leaves of lignite aggregated into three series of 3 ft each & interleaved with clay