This protocol describes microbial experiments under elevated pressures to study in situ biomining processes. The experimental approach employs a rocking high-pressure reactor equipped with a gold-titanium reaction cell containing a microbial culture in an acidic, iron-rich medium.
Ostertag-Henning, C., Zhang, R., Helten, O., Weger, T., Schippers, A. Using Flexible Gold-Titanium Reaction Cells to Simulate Pressure-Dependent Microbial Activity in the Context of Subsurface Biomining. J. Vis. Exp. (152), e60140, doi:10.3791/60140 (2019).