http://www.sgi.com/products/appsdirectory.dir/Applications/AEC/ApplicationNumber5881.html (Silicon Surf Promotional CD, 01/1995)COALCAD works in the Unix environment on Silicon Graphics work stations. It requires AutoCad Release 12 for the Silicon Graphics platform, but also works in DOS and Windows. COALCAD enables the input of geologic core hole information and will produce quality and quantity estimates of any strata inside any polyline perimeter. COALCAD covers advanced underground mine mapping and surface mine applications such as pit and contour mine design, stockpile volume estimation, outcrop computation, strip ratio analysis and pond design. COALCAD is an industry standard and is used by over 75 U.S. coal companies.
Bruce Carlson
President Carlson Software 22 E. 3rd Street Maysville, KY 41056 USA 606-564-5028 fax:606-564-6422