1. A radiographic surface marker comprising a casing comprising inner side walls, outer side walls, and top walls, said inner, outer, and top walls defining a first chamber and a second chamber, said first chamber holding dense material visible to multiple radiographic imaging methods, a first membrane attached to said casing forming a bottom wall and sealing the dense material into said first chamber, a second membrane attached to said casing sealing said second chamber and enabling later injection of material into said second chamber without said later injected material contacting said dense material, and a disk attached to at least one of said first membrane and said second membrane for providing a needle stopping surface.