Ramsdell L S, Mitchell R S
American Mineralogist 38 (1953) 56-59
A new hexagonal polymorph of silicon carbide, 19H
_database_code_amcsd 0000056
3.079 3.079 47.849 90 90 120 P3m1
atom x y z
Si 0 0 0
Si 0 0 .105
Si 0 0 .211
Si 0 0 .421
Si 0 0 .579
Si 0 0 .789
Si 0 0 .895
Si 1/3 2/3 .053
Si 1/3 2/3 .263
Si 1/3 2/3 .368
Si 1/3 2/3 .474
Si 1/3 2/3 .684
Si 1/3 2/3 .842
Si 2/3 1/3 .158
Si 2/3 1/3 .316
Si 2/3 1/3 .526
Si 2/3 1/3 .632
Si 2/3 1/3 .737
Si 2/3 1/3 .947
C 0 0 .039
C 0 0 .145
C 0 0 .25
C 0 0 .461
C 0 0 .618
C 0 0 .829
C 0 0 .934
C 1/3 2/3 .092
C 1/3 2/3 .303
C 1/3 2/3 .408
C 1/3 2/3 .513
C 1/3 2/3 .724
C 1/3 2/3 .882
C 2/3 1/3 .197
C 2/3 1/3 .355
C 2/3 1/3 .566
C 2/3 1/3 .671
C 2/3 1/3 .776
C 2/3 1/3 .987
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