Try American Mineralogist Crystal Structure Database at: http://rruff.geo.arizona.edu/AMS/amcsd.php or simply Google.
Dr. Peter Y. Zavalij Director, X-ray Crystallographic Laboratory Department of Chemistry & Biochemistry 091 Chemistry Building University of Maryland College Park, MD 20742-4454 Phone: (301)405-1861 Fax: (301)314-9121 E-mail: [EMAIL PROTECTED] http://www.chem.umd.edu/facility/xray/ -----Original Message----- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] Sent: Friday, November 10, 2006 8:23 AM To: rietveld_l@ill.fr Subject: MnO2 Dear all, I need cif file or crystallographic data (atomic coordinates, occ. factors) for MnO2-lambda, a=8.03 A, cubic, s.g. Fd3m. Thx. Regards, Igor Djerdj
