{HEAD ~ The intermediate concentrate} typically contains at least 5 weight percent zirconium, at least 8 weight percent zirconium, at least 10 weight percent zirconium, {TAIL ~ at least 20 weight percent zirconium}, or at least 30 weight zirconium 
typically contains
{ HEAD ~ The intermediate concentrate } typically contains at least 5 weight percent zirconium , at least 8 weight percent zirconium , at least 10 weight percent zirconium , { TAIL ~ at least 20 weight percent zirconium } , or at least 30 weight zirconium
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH