} ; } } } \ 1 ) y J 1 } ! } HASL RADIOCHEMICAL AND GAMMA-SPECTROMETRIC ANALYSES OF BIKINI ATOLL SOILS (a,b) TABLE 2 (pc/gm OF DRY SOIL) Location Bikini - Pit Depth l, O-1 in. Clearing Experi- 1-2 in. ment Site. 2-3 % Moisture 6 187 a5 S° a6 456+£5 <1.3 125 sh 29+5 1°SRu(c) 9°Sr 2648 69 8 24546 <1.8 28+5 2948 47 Approximate mean in. 3-4 in. 13 23342 11647 2.54.5 <4.0 1643 50+9 1424 <30 - bulk density = 1.2 gm/cc. 4-5 in. 5-6 in. 6-7 in. 7-8 in. 14 13 14 14 29524 129%2 22.2+0.4 14.140.5 18+2 841 1.340.2 .5+.2 3745 2643 1040.5 1440.7 18+6 LO+4 <2 <3+ - 8-9 15 in. 5, - 8.24.2 <.2 7.04.3 1.84.7 - 6" Core r=10 ft. - 74+2 <.6 7.441.3 7,242.5 - 6" Core - -~ 25145 3.44£1.9 26.144.2 23.7+47.0 - re30 £t. Bikini - Pit 14 in. 36 1100410 3843 LOO+L0 65420 875 Field Location 7. Approximate mean 1-2 in. 2-3 in. 35 24 17722 3441 4.6+.5 <.4 2542 111 943 342 575 135 1.1 gm/cc. 8$-115 in. 1.2 .88+.03 <.06 .244.07 <.3 - 25 10 AQ+2 33.5t0.4 7.7+.5 7.8+40.2 1021 8.94.6 A+2 <2.1 10 18 1142 L1i+2 ~ 84.1 <.2 2.24.3 2.24.2 1.54.6 <.9 bulk density = Bikini - Pit 6, Field Location 5. Approximate mean bulk density = 1.1 gm/cc. O-1 3-82 in. 0-1 1-2 in. in. 2-6 in. 6-10 in 22 3.6+0.1 .14+.03 1,140.1 <.6 18.3 464 - -