41 do 36' f.g. SA, MIL 7 1/2 % N - Y KAOLINITIC , MASSIVE WITH ABT 370 DARK MIN. SS. POORLY INDURATED. 45 do 41' GRAD CONTACT GV BASE H/RB, CHOST HERR AT 499.9 Thin bedded, N - Y, MICACEOUS STIST (pattern bedded) 10 YR 6/6 2/m. ST. or BP. of SITST. ONE 3" BED OF DO 45 SS IN THE UNIT. 51.2 SS do 36. 56 A N - E f.g SS WITH X BEDS HAVING CARB + DASH ON THESE X BEDS. SYM 4/1 BEDS ARE THIN 1/4" AND EXTEND ONLY TO 56.5 SS DO 36, 10 YR 6/6 OORBLE