Table
T12. NAA analyses of the composite bulk sample from Hole 1189A*.
limit
Sb
ppm
0.5
0.1
As
ppm
22.4
0.5
Ba
ppm
581
100
Br
ppm
17.7
0.5
Cd
ppm
BD
5
Ca
%
1.25
0.5
Ce
ppm
24.8
2
Cs
ppm
BD
0.5
Cr
ppm
19.2
2
Co
ppm
31.4
0.5
Eu
ppm
0.97
0.5
Au
ppb
20.2
2
Hf
ppm
3.26
0.5
Ir
ppb
BD
5
Fe
%
5.81
0.02
La
ppm
9.64
0.5
Lu
ppm
0.51
0.2
Hg
ppm
BD
1
Mo
ppm
BD
5
K
%
1.56
0.2
Rb
ppm
21.7
10
Sm
ppm
3.69
0.2
Sc
ppm
11.5
0.1
Se
ppm
BD
2
Ag
ppm
BD
2
Na
%
1.41
0.01
Ta
ppm
BD
1
Te
ppm
BD
2
Tb
ppm
0.74
0.5
Th
ppm
1.17
0.5
Sn
ppm
BD
200
W
ppm
53.5
1
U
ppm
1.12
1
Yb
ppm
3.25
0.5
Zn
ppm
BD
50
Zr
ppm
BD
200
Notes: NAA = neutron activation analysis. * = sample sent to Commonwealth and Industrial Research Organization (CSIRO) for midcruise shore-based analyses (shipment number 1189A; CSIRO number 142646), with an activation time of 1 week. BD = below detection. Analyst: L. Dotter, CSIRO, Australia.