PRICING NOTICE: Proposal to discontinue diatomite prices

Published: Tuesday, 27 March 2018

Industrial Minerals proposes to discontinue two diatomite prices.

Industrial Minerals proposes to discontinue the following diatomite prices:

Diatomite, calcined filter-aid grade, fob US plant, $/tonne

Diatomite, flux-calcined filter-aid grade, fob US plant,$/tonne

Industrial Minerals is inviting feedback on the proposed discontinuation of the aforementioned pricing series after preliminary inquiries suggested a perceived lack of appetite for them.

The consultation period for these proposed price discontinuations will end one month from the date of this pricing notice on April 24, with changes taking place from April 25. 

To provide feedback on these prices or if you would like to provide price information by becoming a data submitter to these prices, please contact William Clarke by email at: Please add the subject heading FAO: William Clarke re: diatomite.

To see all Industrial Minerals’ pricing methodology and specification documents go to

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