Review Article

Exploitation of Bacterial Activities in Mineral Industry and Environmental Preservation: An Overview

Table 2

Flotation recovery of minerals treated individually, in presence and in absence of collector without cells or extract and after interaction with mineral-grown cells and cell-free extract [70].

Mineral ( microns)Flotation recovery, percent
Without cells or cell-free extractWith cells or cell-free extract
Without collectorWith collectorAfter interaction with cells (1 h)After interaction with cells-free extract (1 h)

Quartz14.697.891.590.1
Calcite12.595.0 7450.0
Corundum11.096.073.230.0
Hematite11.095.0 4.814