Fiendish:
can add data for your post:
Vital Metals (ASX:VML) 18/7/08 ann. page6:
X-ray sorting indicated:
· Approximately 55% of feed material could be rejected with a tail grade of
0.027 – 0.056%WO3
· A 49% reduction in material sent through for secondary processing
· An overall scheelite recovery of approximately 93%
and
Capex for Tungsten mill: ASX:HSK had one built in Spain for Euro13m 2008