Table 1

Summary of experimental observations for the amount of pyrite oxidation in the presence of lipid and bacteria.

Samples
Lipid Amount
Oxidation rate* (10-8M s-1m-2)
% Oxidation Suppression#

A. ferrooxidans/Pyrite
N/A
1.62 ± 0.1
N/A
A. ferrooxidans/Lipid/Pyrite
7.5 μmol
0.30 ± 0.02
81
Lipid/Pyrite
7.5 μmol
0.088 ± 0.005
95
Pyrite
N/A
0.21 ± 0.01
N/A

N/A denotes Not Applicable

*Rates are estimated from a linear regression analysis of the final 10 days of data in Figure 1.

#Values are relative to A. ferrooxidans/Pyrite rate.

Hao et al. Geochemical Transactions 2006 7:8   doi:10.1186/1467-4866-7-8