Tough news for miningTom JacksonDec 3, 2008Add as preferred on Google 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 StoriesTractorsKubota Revamps BX90 Subcompact Tractor Line With More Power and CapabilityThe five new models are completely redesigned for year-round work — mowing, digging, clearing snow and loading.Graders/ScrapersK-Tec Reveals 1232 Scraper with 32-Yard Capacity for Articulated HaulersMarket PulseQuick Data: Top-Selling New and Used Compact Utility LoadersMini ExcavatorsCat’s New 2.4- and 2.6-Ton Mini Excavators Pack More LiftFeatured SponsorKeep Your Business Strong During Slower MonthsEquipment 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 PapersCut cycle times and lower your costs with this free operator field guide.