Project Proposal description Proposal to establish a 54 000 tonne per year chloride process, titanium dioxide pigment plant at Kwinana. This represents the final stage of a four part vertically integrated mineral sands industry consisting of: a mineral sands mine at Cooljarloo a dry separation plant at Muchea a synthetic rutile plant at Muchea and a pigment plant at Kwinana Region Perth Referred under EP Act s38 Industry sector Mineral sands Last updated February 01, 1989 4. EPA Report on assessment EPA Report Number 373 EPA Report EPA Report 373 (PDF, 5.53 MB)