| http://www.w3.org/ns/prov#value | - What once took days, or weeks, can now be done in minutes using the Qemscan machine which is based around a scanning electron microscope.The process has been under development for almost 20 years inside the CSIRO but has been slowly making its way onto the world stage via sales agreements with some of the world?s biggest miners, such as BHP Billiton, Rio Tinto and the Brazilian iron ore giant, CVR
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