TY - JOUR CN - I 28.84/2: CN - HD9539.C4 CY - Washington, D.C. : ID - 164752 KW - Chromium N1 - Description based on: 1979 prelim.; title from caption. PB - U.S. Dept. of the Interior, Bureau of Mines, PP - Washington, D.C. : T1 - Chromium in ... TI - Chromium in ... ER -