oy Pe
MATERIAL ANALYSIS Cont'd
Sand Ballast
The chemical analysis of coral cores drilled on Bikini Island, Bikini
Atoll was found to be:
Depth
of Sample
83 ft
115 ft
CaCO,
MgSO,
97.00%
1.42%
98.07
Insoluble residue
0. 40%
1. 84
0.19
Trace elements found in these cores by Spectrographic analyses were
Depth
of Sample
Mg
5r
Ba
45 ft
60 ft
1.2
1.0
0.9.
6
0.002
901
oi
Al
06.4
06.05
08
~
Fe
Mn
Na
0.007
008
.002
.001
0.4
G.3
Cr
0.000x
. OOx
Coral sand used to ballast barges was manufactured from rock removed
from the reef west of Parry Island, Eniwetok Atoll.
B
0. 000x
. 000x