A review of pXRF (field portable X-ray fluorescence.
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X-Ray fluorescence spectrometry (XRF) X-ray fluorescence spectrometry is a relatively quick and effective way to measure major oxide and trace element abundances in powdered whole rock samples. The main principle behind XRF spectrometry is that X-rays of characteristic wavelength (and energy) are emitted from a sample when the sample is ionised by a stream of X-rays; this process is known as X.
Summary of the key components we believe should form part of your pXRF planning, standard operating procedures, and project execution.
Figure 1: Poster showing the use of X-ray Fluorescence (XRF) analysis on one of the drawings in the exhibition. It may be hard to see in this small image, but the drawing in the bottom left corner of the poster showed two horses’ heads, while the rest of the sheet showed very indistinct lines. When viewed under ultraviolet light, however, it is clear that there were an additional two horses.
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XRF is a rapid, non-destructive multi-elemental analysis technique with sensitivity in the range of 10-8 and it is perfect for environmental research. 31,32 Heavy metals from industry can contaminate water courses and when older industries close the derelict site may need to be decontaminated before the land can switch use into housing or retail development.
I recently saw a question on a portable X-Ray Fluorescence (pXRF) networking discussion group that asked how to prepare pulps onsite for pXRF analysis from reverse circulation (RC) chips. The exploration geologist was trying to develop a method for instructing where rig geologists can use pXRF on RC chips as they are logging with the rig (an on-site method).