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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=83532 Help
TitleA high-pressure structural study of microcline (K Al Si3 O8) to 7 GPa.
AuthorsAllan, D.R.;Angel, R.J.
ReferenceIC&volume=9&fpage=263&details=yes target=icsd_help>European Journal of Mineralogy (1997) 9, 263-275
Link XRef SCOPUS Google
CompoundAl1 K1 O8 Si3 - [Microcline ordered] Potassium tecto-alumotrisilicate [ABC3X8] [aP26] [i13] []
Cell8.4812(14), 12.930(5), 7.1784(7), 90.436(18), 116.163(9), 87.97(3)
C1- (2) V=706.07
RemarksR=0.064000 : P =1400 : M =Microcline ordered :
Mean T-O: 1.733, 1.629, 1.593, 1.619

Atom (site) Oxid. x, y, z, B, Occupancy
K1(4i)1
Al1(4i)3
Si2(4i)4
Si3(4i)4
Si4(4i)4
O1(4i)-2
O2(4i)-2
O3(4i)-2
O4(4i)-2
O5(4i)-2
O6(4i)-2
O7(4i)-2
O8(4i)-2
0.27-.000.132.191
0.000.180.211.381
0.000.820.231.321
0.700.120.331.311
0.700.880.341.431
0.000.14-.011.821
0.620.000.281.711
0.810.140.211.621
0.820.860.232.481
0.020.310.251.631
0.030.690.271.781
0.190.120.401.771
0.170.870.411.911

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