TY - RPRT TI - Diamonds in an upper mantle peridotite nodule from kimberlite in southern Wyoming AU - M. E. McCallum AU - D.H. Eggler PY - 1976 DO - 10.1126/science.192.4236.253 UR - https://pubs.usgs.gov/publication/70010196 ID - 70010196 ER -