Philip L Hageman

• A simple field leach test for rapid screening and qualitative characterization of mine waste dump material on abandoned mine lands
• Synthetic Precipitation Leaching Procedure (SPLP) leachate chemistry data for solid mine-waste composite samples from southwestern New Mexico, and Leadville, Colorado
• Update and revisions for open-file report 98-624, Synthetic Precipitation Leaching Procedure (SPLP) leachate chemistry data for solid mine-waste composite samples from the Silverton and Leadville districts in Colorado