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Humphrey is a Consultant in the CRU Fertilizers team analysing costs across the industry.

He contributes to the Nitrogen, Phosphate and Potash Cost Reports. Prior to joining CRU, Humphrey worked as a geologist at a major lead-zinc mine in the Republic of Ireland and at a gold exploration project in Mexico. He holds an MSci in Geology from Imperial College London and an MSc in Mining Geology from Camborne School of Mines (University of Exeter).

Articles from our industry expert


Production set to commence at K+S Legacy amid decade-low potash prices

Germany’s K+S cut the blue ribbon on its Legacy Project potash mine in Saskatchewan, Canada on 2nd May ahead of production of its first marketable tonnage expected in June.

By Humphrey Knight 18 May 2017