COL ICSD Collection Code 37156 DATE Recorded Sep 26, 1986; updated Sep 26, 1986 NAME Iron(III) oxide hydroxide MINR Goethite FORM Fe O O H = H Fe O2 TITL Etude de quelques derives de l'oxyde ferrique (Fe O * O H, Fe O2 Na, Fe O Cl) determination de leurs structures. REF Bulletin de la Societe Francaise de Mineralogie (-71,1948) BSFMA 58 (1935) 6 AUT Goldsztaub M S CELL a=4.640 b=10.000 c=3.030 ŕ=90.0 á=90.0 ç=90.0 V=140.6 D=4.17 Z=4 SGR P b n m S (62) - orthorhombic CLAS mmm (Hermann-Mauguin) - D2h (Schoenflies) PRS oP16 ANX AX2 PARM Atom__No OxStat Wyck ---X--- ---Y--- ---Z--- -SOF- O 1 -2.000 4c 0. 0.0417 0. O 2 -2.000 4c 1/2 0.2083 0. Fe 1 3.000 4c 0.28 0.4 0. H 1 1.000 4c 4 Atoms not located in Unit Cell WYCK c3 REM B Transformation uncertain TEST No R value given in the paper. (Code 51) TEST At least one temperature factor missing in the paper. (Code 53) TEST Coordinates are those given in the paper but are obviously wrong. (Code 74) COL ICSD Collection Code 71808 DATE Recorded Aug 22, 1993 NAME Iron(III) oxide hydroxide MINR Goethite - synthetic FORM Fe O (O H) = H Fe O2 TITL Rietveld studies of the aluminium-iron substitution in synthetic goethite REF Materials Science Forum MSFOE 79 (1991) 821-826 AUT Hazemann J L, Berar˙J˙F, Manceau˙A CELL a=4.619 b=9.953 c=3.024 ŕ=90.0 á=90.0 ç=90.0 V=139.0 Z=4 SGR P b n m (62) - orthorhombic CLAS mmm (Hermann-Mauguin) - D2h (Schoenflies) PRS oP16 ANX AX2 PARM Atom__No OxStat Wyck ---X--- ---Y--- ---Z--- -SOF- Fe 1 3.000 4c 0.0466 0.8552 1/4 O 1 -2.000 4c 0.714 0.2006 1/4 OH1 2 -2.000 4c 0.192 0.0517 1/4 H 1 1.000 8d 4 Atoms not located in Unit Cell WYCK c3 REM XDP (X-ray diffraction from a powder) REM RVP RVAL 0.060 TEST At least one temperature factor missing in the paper. (Code 53) COL ICSD Collection Code 71809 DATE Recorded Aug 22, 1993 NAME Iron(III) oxide hydroxide MINR Goethite - synthetic FORM Fe O (O H) = H Fe O2 TITL Rietveld studies of the aluminium-iron substitution in synthetic goethite REF Materials Science Forum MSFOE 79 (1991) 821-826 AUT Hazemann J L, Berar˙J˙F, Manceau˙A CELL a=4.616 b=9.955 c=3.023 ŕ=90.0 á=90.0 ç=90.0 V=138.9 Z=4 SGR P b n m (62) - orthorhombic CLAS mmm (Hermann-Mauguin) - D2h (Schoenflies) PRS oP16 ANX AX2 PARM Atom__No OxStat Wyck ---X--- ---Y--- ---Z--- -SOF- Fe 1 3.000 4c 0.0479 0.8542 3/4 O 1 -2.000 4c 0.708 0.1988 3/4 OH1 2 -2.000 4c 0.197 0.0527 3/4 H 1 1.000 8d 4 Atoms not located in Unit Cell WYCK c3 REM XDP (X-ray diffraction from a powder) REM RVP RVAL 0.060 TEST At least one temperature factor missing in the paper. (Code 53) COL ICSD Collection Code 71810 DATE Recorded Aug 22, 1993 NAME Iron(III) oxide hydroxide MINR Goethite - synthetic FORM Fe O (O H) = H Fe O2 TITL Rietveld studies of the aluminium-iron substitution in synthetic goethite REF Materials Science Forum MSFOE 79 (1991) 821-826 AUT Hazemann J L, Berar˙J˙F, Manceau˙A CELL a=4.605 b=9.960 c=3.023 ŕ=90.0 á=90.0 ç=90.0 V=138.6 Z=4 SGR P b n m (62) - orthorhombic CLAS mmm (Hermann-Mauguin) - D2h (Schoenflies) PRS oP16 ANX AX2 PARM Atom__No OxStat Wyck ---X--- ---Y--- ---Z--- -SOF- Fe 1 3.000 4c 0.0477 0.8539 1/4 O 1 -2.000 4c 0.708 0.1996 1/4 OH1 2 -2.000 4c 0.204 0.0531 1/4 H 1 1.000 8d 4 Atoms not located in Unit Cell WYCK c3 REM XDP (X-ray diffraction from a powder) REM RVP RVAL 0.060 TEST At least one temperature factor missing in the paper. (Code 53)