Table
T14. NAA analyses of the bulk samples from Hole 1188A sent to CSIRO
for midcruise shore-based analyses.
limit
Sb
ppm
0.6
<
<
0.1
As
ppm
11.6
6.8
4.2
0.5
Ba
ppm
346
422
325
100
Br
ppm
16.8
11.9
10.3
0.5
Cd
ppm
<
<
<
5
Ca
%
2.5
3.1
3.3
0.5
Ce
ppm
26
22.4
21.2
2
Cs
ppm
<
<
<
0.5
Cr
ppm
18.7
9.6
64.3
2
Co*
ppm
34.6
10
17.9
0.5
Eu
ppm
1.0
0.9
1
0.5
Au
ppb
8.8
2.8
3
2
Hf
ppm
3.3
3.3
2.7
0.5
Ir
ppb
<
<
<
5
Fe
%
3.0
2.5
3.1
0.02
La
ppm
10.2
9.3
8.7
0.5
Lu
ppm
0.5
0.4
0.4
0.2
Hg
ppm
<
<
<
1
Mo
ppm
<
<
<
5
K
%
0.8
0.5
0.4
0.2
Rb
ppm
17.8
18
<
10
Sm
ppm
4.1
3.2
3.3
0.2
Sc
ppm
11.4
9.9
12.6
0.1
Se
ppm
2.2
<
<
2
Ag
ppm
<
<
<
2
Na
%
0.64
1.3
1.76
0.01
Ta
ppm
<
<
<
1
Te
ppm
<
<
<
2
Notes: NAA = neutron activation analysis. CSIRO = Commonwealth Scientific and Industrial Research Organization. * = contamination possible from tungsten carbide mill. < = below detection limit. Analyst: H. Waldron, Becquerel Laboratories, Lucas Heights, Australia.