TH, sorry my mistake, i meant size and mix, grades are not too...

TH, sorry my mistake, i meant size and mix, grades are not too bad, but the blend of particular elememts present are the issue.
companies have been gaining interest from declaring a ree content in there resources, as the playing field widens and people realise the term rare doesnt relate to actual abundance, it will be the companies with resources that posess the desired elements that make it over the line. IMO.