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publications > open file report > OFR 2007-1203 > appendix 1: core FB697 21F
APPENDIX 1: Lead-210 Data on Cores and Surficial Samples for Biscayne Bay and Florida Bay
Data are listed by general location (Biscayne Bay or Florida Bay), then by date collected, then by core number.
Florida Bay Cores
Core ID: FB697 21F
Core Location: South Pass Key Bank, Florida Bay, Florida
Lat/Long: N 25.1472° W 80.5703°
Date Collected: June 11, 1997
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Accum. Dry Bulk Density (g/cm3)
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Dry Bulk Density - Fines (g/cm3)
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Water Content (%)
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Insoluble Residue (% Dry Wt.)
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Coarse (% Dry Wt.) >0.062mm
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Fines (% Dry Wt.) <0.062mm
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*Loss On Ignition (% Dry Wt.)
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*Total Pb-210 Activity (dpm/g)
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*Total Pb-210 Error +/- (dpm/g)
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0-2
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1.0
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--
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--
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--
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--
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64.32
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--
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1.70
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98.30
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6.53
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5.61
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0.079
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2-4
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3.0
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1.37
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0.584
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--
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0.574
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57.23
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--
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1.84
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98.16
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6.09
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5.39
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0.068
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4-6
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5.0
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1.41
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0.679
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--
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0.663
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51.78
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--
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2.38
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97.62
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6.18
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5.92
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0.081
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6-8
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7.0
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1.37
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0.616
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--
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0.599
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54.93
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--
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2.78
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97.22
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5.76
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5.62
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0.066
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8-10
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9.0
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1.38
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0.625
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--
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0.579
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54.56
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--
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7.34
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92.66
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6.29
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5.47
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0.067
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10-12
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11.0
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1.39
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0.651
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--
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0.621
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53.22
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--
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4.55
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95.45
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6.59
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5.57
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0.071
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12-14
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13.0
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1.42
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0.639
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--
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0.613
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55.03
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--
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4.04
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95.96
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6.24
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5.26
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0.089
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14-16
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15.0
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1.46
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0.650
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--
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0.619
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55.64
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--
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4.77
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95.23
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6.27
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5.23
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0.075
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16-18
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17.0
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1.42
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0.612
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--
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0.602
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56.87
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--
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1.62
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98.38
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6.10
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5.06
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0.071
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18-20
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19.0
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1.44
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0.622
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--
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0.611
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56.72
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--
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1.74
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98.26
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6.74
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5.11
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0.072
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20-22
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21.0
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1.39
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0.608
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--
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0.594
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56.36
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--
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2.44
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97.56
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6.35
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4.94
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0.077
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22-24
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23.0
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1.46
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0.669
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--
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0.659
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54.13
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--
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1.47
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98.53
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6.32
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4.55
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0.080
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24-26
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25.0
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1.46
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0.686
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--
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0.675
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53.03
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--
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1.64
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98.36
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5.68
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4.41
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0.097
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26-28
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27.0
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1.38
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0.655
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--
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0.648
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52.43
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--
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1.16
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98.84
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5.92
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4.62
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0.038
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28-30
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29.0
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1.40
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0.692
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--
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0.685
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50.53
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--
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0.89
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99.11
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5.80
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4.50
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0.036
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30-32
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31.0
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1.47
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0.707
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--
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0.701
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51.96
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--
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0.83
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99.17
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5.81
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4.31
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0.047
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32-34
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33.0
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1.47
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0.712
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--
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0.700
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51.63
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--
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1.65
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98.35
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6.40
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4.42
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0.045
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34-36
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35.0
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1.55
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0.734
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--
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0.721
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52.64
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--
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1.81
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98.19
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5.41
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4.33
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0.047
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36-38
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37.0
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1.51
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0.784
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--
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0.775
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48.20
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--
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1.18
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98.82
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6.19
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3.99
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0.041
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38-40
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39.0
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1.60
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0.842
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--
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0.830
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47.38
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--
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1.44
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98.56
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5.16
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4.08
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0.045
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40-42
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41.0
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1.48
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0.776
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--
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0.767
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47.58
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--
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1.17
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98.83
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5.36
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3.83
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0.040
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42-44
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43.0
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1.60
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0.860
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--
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0.850
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46.31
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--
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1.16
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98.84
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4.77
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3.68
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0.038
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44-46
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45.0
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1.49
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0.814
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--
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0.799
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45.39
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--
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1.82
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98.18
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5.01
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3.81
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0.036
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46-48
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47.0
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1.56
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0.874
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--
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0.859
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44.05
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--
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1.68
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98.32
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4.77
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3.52
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0.049
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48-50
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49.0
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1.43
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0.766
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--
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0.761
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46.51
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--
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0.75
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99.25
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4.99
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3.65
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0.038
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50-52
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51.0
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1.42
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0.758
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--
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0.755
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46.70
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--
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0.45
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99.55
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5.30
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3.65
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0.042
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52-54
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53.0
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1.65
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0.909
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--
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0.901
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45.07
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--
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0.86
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99.14
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5.37
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3.89
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0.042
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54-56
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55.0
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1.55
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0.841
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--
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0.832
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45.91
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--
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0.99
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99.01
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5.31
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3.52
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0.039
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56-58
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57.0
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1.51
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0.976
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--
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0.962
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35.28
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--
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1.48
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98.52
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4.85
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3.52
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0.041
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58-60
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59.0
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1.51
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0.789
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--
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0.782
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47.65
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--
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0.91
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99.09
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5.58
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3.29
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0.050
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60-62
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61.0
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1.56
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0.706
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--
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0.697
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54.83
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--
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1.16
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98.84
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5.21
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3.11
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0.050
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*Data is for <0.062mm size fraction only.
**Analyses ran by Jim Budhan, USGS, Denver, CO.
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