point by point methodpoint krigingpoint samplingpoisson distributionpolar mineralspolygenicpolygon methodpolytropic processpopping conditionporosityporphyry depositsportable cableportable derrick mastportalpositive regulationpossible reservespotassic alterationpotential determining ionpowder factorpower shovelpowered supportspre concentrationpre splittingprecious metalsprecipita flotationprecipitationpregnant solutionpreliminary explorationpresplit blastingpressure cellpressure filterpressure headpressure leachingpressure losspressure type geophoneprilliteprimary creepprimary crusherprimary dispersionprimary geochemical haloprimary grindingprimary structuresprimary supportprime moverprimer cartridgeprimitive stressprincipal mineralprinciple stressprinciple surfacesprobable mineral reserve