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CC=Collection Code: [AB2X4]=ANX Form: [cF56]=Pearson: [e d a]=Wyckoff Symbol: [Al2MgO4]=Structure Type:
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CC=410723 Help
TitleITQ-7: A New pure silica polymorph with a threedimensional system of large pore channels.
AuthorsCamblor, M.A.;Villaescusa, L.A.;Barrett, P.A.
ReferenceIC&volume=38&fpage=199&details=yes target=icsd_help>Angew. Chem. Int. ed. (1999) 38, 199-199
Link XRef SCOPUS Google
CompoundO128 Si64 - Silicon oxide (64/128) [AX2] [tP192] [r7 q2 p3 o2 n m k2 i] []
Cell12.8528(4), 12.8528, 25.21359(80), 90., 90., 90.
P42/MMC (131) V=4165.15
RemarksR=0.082700 : N
Rp=0.0827

Atom (site) Oxid. x, y, z, B, Occupancy
Si1(16r)4
Si2(16r)4
Si3(8p)4
Si4(16r)4
Si5(8q)4
O1(8q)-2
O2(8o)-2
O3(8o)-2
O4(16r)-2
O5(16r)-2
O6(16r)-2
O7(16r)-2
O8(4i)-2
O9(4k)-2
O10(4k)-2
O11(4m)-2
O12(8n)-2
O13(8p)-2
O14(8p)-2
0.110.110.060.001
0.300.250.900.001
0.50.110.060.001
0.380.380.180.001
0.370.3800.001
0.140.1300.001
0.1500.070.001
00.130.070.001
0.200.180.080.001
0.390.160.910.001
0.310.330.940.001
0.320.300.840.001
0.500.070.001
0.50.1300.001
0.50.3700.001
0.330.500.001
0.350.350.250.001
0.50.360.170.001
0.350.50.170.001

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