Table T13. Chemical composition of the gold grains filling voids and/or lining vesicles in quartz, Hole 1189B.
Core, section, piece, interval (cm)
Depth (mbsf)
Element (wt%)
Total
Au
Ag
Cu
Hg
193-1189B-





10R-1(Piece 3, 24-34) 118.1




326
93.90 0.18 0.13 ND 94.21
327
94.47 0.25 0.14 ND 94.85
331
92.62 2.51 0.10 ND 95.23
332
93.61 2.32 0.09 ND 96.02
333
92.86 2.51 0.08 ND 95.45
289
93.91 2.50 0.11 ND 96.52
290
94.19 2.45 0.09 ND 96.73
309
92.32 3.63 0.07 ND 96.01
310
92.45 3.66 0.07 ND 96.18
311
91.13 3.71 0.08 ND 94.92
313
91.61 3.62 ND ND 95.23
Average:
93.01 2.48 0.10 95.58

Notes: ND = not detected (below detection limit of 99% confidence). Average composition of the gold associated with quartz = Au0.95 Ag0.05, traces of Cu (0.07-0.14 wt%). — = not applicable.