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ICSD for WWW : Details

ICSD for WWW

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CC=Collection Code: [AB2X4]=ANX Form: [cF56]=Pearson: [e d a]=Wyckoff Symbol: [Al2MgO4]=Structure Type:
***Click the ANX, Pearson or Wyckoff Symbol to find structures with that symbol***.
CC=30793 Help
TitleThe effects of heating and dehydration on the crystal structure of hemimorphite up to 600 degrees C.
AuthorsCooper, B.J.;Gibbs, G.V.;Ross, F.K.
ReferenceZeitschrift fuer Kristallographie (1981) 156, 305-321
Link XRef SCOPUS SCIRUS Google
Also: Zeitschrift fuer Kristallographie, Kristallgeometrie, Kristallphysik, Kristallchemie (1977) 146, 241-259
Link XRef SCOPUS SCIRUS Google
CompoundH2 O9 Si2 Zn4 - [Hemimorphite] Tetrazinc disilicate hydroxide [A2B4X9] [oI34] [e2 d2 c a] []
Cell8.268(5), 10.784(8), 5.113(3), 90., 90., 90.
IMM2 (44) V=455.89
RemarksR=0.074000 : TEM =873 : MIN =Hemimorphite :
a at 873 K before data collection : 8.279(6) (b,c nearly unchanged)

Atom (site) Oxid. x, y, z, B, Occupancy
Zn1(8e)2
Si1(4d)4
O1(8e)-2
O2(4d)-2
O3(4c)-2
O4(2a)-2
H1(8e)1
0.2074(2)0.1594(2)001
00.1436(6)0.5199(33)01
0.1607(13)0.2047(13)0.6461(21)01
00.1662(19)0.2011(28)01
0.3026(43)00.0557(48)01.
000.6067(47)01
00.5
Atom (site) Oxid. Beta11, Beta22, Beta33, Beta12, Beta13, Beta23
Zn1(8e)2
Si1(4d)4
O1(8e)-2
O2(4d)-2
O3(4c)-2
O4(2a)-2
H1(8e)1
0.0087(3)0.0043(1)0.0168(6)-.0015(2)0.0002(12)-.0015(11)
0.0062(7)0.0021(5)0.0104(27)000.0008(18)
0.0055(17)0.0039(10)0.0205(42)-.0043(15)-.0076(30)-.0022(23)
0.0071(25)0.0062(18)0.0183(61)00-.0080(32)
0.0513(82)0.0053(19)0.029(16)00.0080(91)0
0.019(17)0.0030(23)0.029(11)000
000000

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