Pt 27.228 Pd 64.596 Rh 409.921 Au 52.377 Ag 0.591

Note: important to know that this method is not 100% accurate, due to the below reasons:
– In some parts, it is hard to estimate the surface area
– Parts are not homogeneous) mixed parts types)
– Thickness of gold-plated layer is various from area to area of the surface