re: Ann: Ceasing to be a substantial holder f... They also have a 'memorandum of understanding' with Arafura (ARU) for their Phosphoric acid recovery as part of the REE separation. ARU are more interested in the REE component. IPL partnership a win/win.
Pg 3
http://www.arafuraresources.com.au/documents/ARU_presentation_Roskill_Nov2008.pdf