Resistivity Factor, Formation Resistivity Ratio
The resistivity factor, or formation resistivity ratio, is the ratio of the resistivity of the rock saturated with brine (Ro) to the resistivity of the brine (Rw).
The resistivity factor, or formation resistivity ratio, is the ratio of the resistivity of the rock saturated with brine (Ro) to the resistivity of the brine (Rw).