Byro - Athena Resources4 days ago . The high grade magnetite iron ore at Byro has been characterised by a .. Bond Impact Crushing Work Index (CWi) recorded average value of.index of work for crushing iron ore,Producer Price Index Contacts - Bureau of Labor StatisticsOct 18, 2018 . Division of Industrial Prices and Price Indexes. Assistant .. 212210. Iron Ore Mining . Crushed and Broken Line Mining and Quarrying.
index of work for crushing iron ore