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zgxing198209
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6Â¥2008-10-15 20:11:43
huahua1216
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lingzi326(½ð±Ò+1,VIP+0):Thanks
lingzi326(½ð±Ò+1,VIP+0):Thanks
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*data for ICSD #44507 Coll Code 44507 Rec Date 2000/12/16 Mod Date 2002/04/01 Chem Name Silver Sulfide - Lt Structured Ag2 S Sum Ag2 S1 ANX A2X Min Name Acanthite D(calc) 7.25 Title The crystallography of silver sulfide, Ag2 S Author(s) Frueh, A.J.jr. Reference Zeitschrift fuer Kristallographie, Kristallgeometrie, Kristallphysik, Kristallchemie (-144,1977) (1958), 110, 136-144 Phase Transition (1992), 38, 127-220 Unit Cell 4.23 6.91 7.87 90. 99.58 90. Vol 226.83 Z 4 Space Group P 1 21/n 1 SG Number 14 Cryst Sys monoclinic Pearson mP12 Wyckoff e3 R Value .27 Red Cell P 4.23 6.91 7.87 90 99.58 90 226.827 Trans Red 1.000 0.000 0.000 / 0.000 1.000 0.000 / 0.000 0.000 1.000 Comments Low-temperature polymorph of argentite, stable below 446 K Stable up to 450 K (2nd ref.) Compound with mineral name: Acanthite The structure has been assigned a PDF number: 14-72 Atom # OX SITE x y z SOF H ITF(B) Ag 1 +1 4 e 0.758 0.015 0.305 1. 0 1.01 Ag 2 +1 4 e 0.285 0.32 0.435 1. 0 1.16 S 1 -2 4 e 0.359 0.239 0.134 1. 0 0.93 *end for ICSD #44507 |
2Â¥2008-10-15 19:19:43
huahua1216
ÖÁ×ðľ³æ (ÎÄ̳¾«Ó¢)
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zgxing198209(½ð±Ò+4):·Ç³£¸Ðл
zgxing198209(½ð±Ò+4):·Ç³£¸Ðл
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*data for ICSD #44507 Coll Code 44507 Rec Date 2000/12/16 Mod Date 2002/04/01 Chem Name Silver Sulfide - Lt Structured Ag2 S Sum Ag2 S1 ANX A2X Min Name Acanthite D(calc) 7.25 Title The crystallography of silver sulfide, Ag2 S Author(s) Frueh, A.J.jr. Reference Zeitschrift fuer Kristallographie, Kristallgeometrie, Kristallphysik, Kristallchemie (-144,1977) (1958), 110, 136-144 Phase Transition (1992), 38, 127-220 Unit Cell 4.23 6.91 7.87 90. 99.58 90. Vol 226.83 Z 4 Space Group P 1 21/n 1 SG Number 14 Cryst Sys monoclinic Pearson mP12 Wyckoff e3 R Value .27 Red Cell P 4.23 6.91 7.87 90 99.58 90 226.827 Trans Red 1.000 0.000 0.000 / 0.000 1.000 0.000 / 0.000 0.000 1.000 Comments Low-temperature polymorph of argentite, stable below 446 K Stable up to 450 K (2nd ref.) Compound with mineral name: Acanthite The structure has been assigned a PDF number: 14-72 Atom # OX SITE x y z SOF H ITF(B) Ag 1 +1 4 e 0.758 0.015 0.305 1. 0 1.01 Ag 2 +1 4 e 0.285 0.32 0.435 1. 0 1.16 S 1 -2 4 e 0.359 0.239 0.134 1. 0 0.93 *end for ICSD #44507 |
3Â¥2008-10-15 19:20:43
zgxing198209
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4Â¥2008-10-15 19:38:46














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