TY - RPRT TI - Digital mineralogy data for 55 types of mineral deposits AU - D.A. Singer AU - Nichelle Waller AU - D.L. Mosier AU - J. D. Bliss PY - 1997 DO - 10.3133/ofr97160 UR - https://pubs.usgs.gov/publication/ofr97160 ID - ofr97160 ER -