Tough news for miningTom JacksonDec 3, 2008 World prices for copper, lead and zinc have fallen 60 percent from their July 2008 highs, according to Barclays.FacebookLinkedInX (Twitter)Pinterest Add us as a preferred source on Google Top StoriesExcavatorsLiuGong's New 925F CR Excavator Packs Full-Size Muscle Into a Compact RadiusThe 25-ton model can lift as much as a conventional-tail excavator yet fit in tight jobsites with its 5-foot 10-inch tail swing.ExcavatorsLiebherr Unveils 3 New Generation 8 Excavators: R 915, R 917 and R 920Compact Track LoadersKubota's Most Powerful CTL Yet: Inside the New 112-HP SVL110-3Vintage EquipmentThe RayGo Giant: Strange, Rare and Once the World’s Largest Motor GraderCompact Utility LoadersSDLG Rolls Out Its First Stand-On Mini Track Loader, the STR1000HEquipment World Contractor of the YearThe Contractor of the Year contest recognizes contractors who have annual revenues of between $3 million and $20 million and exemplify the highest standards of construction professionals.White PapersChoosing The Right Tire and Track Patterns for Maximum Productivity