File: 167-R-3c.sgl

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file content (70 lines) | stat: -rw-r--r-- 2,158 bytes parent folder | download | duplicates (3)
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<?xml version="1.0" encoding="UTF-8"?>
<!-- Space group info XML file -->
<sg-xml>
  <space-group>R-3c</space-group>
  <sg-num>167</sg-num>
  <hm-symbol>R -3 2/c</hm-symbol>
  <bravais>Trigonal</bravais>
  <settings num="2">
    <set name="R_-3_c_:h" x="a" y="b" z="c">
      <points num="3">
        <pt x="0" y="0" z="0"/>
        <pt x="2/3" y="1/3" z="1/3"/>
        <pt x="1/3" y="2/3" z="2/3"/>
      </points>
    </set>
    <set name="R_-3_c_:r" x="2/3a+1/3b+1/3c" y="-1/3a+1/3b+1/3c" z="-1/3a-2/3b+1/3c">
      <points num="3">
        <pt x="0" y="0" z="0"/>
        <pt x="0" y="0" z="0"/>
        <pt x="0" y="0" z="0"/>
      </points>
    </set>
  </settings>
  <wyckoff num="6">
    <wyck id="1" mul="12" let="f" site="1">
      <pos x="x" y="y" z="z"/>
      <pos x="-y" y="x-y" z="z"/>
      <pos x="-x+y" y="-x" z="z"/>
      <pos x="y" y="x" z="-z+1/2"/>
      <pos x="x-y" y="-y" z="-z+1/2"/>
      <pos x="-x" y="-x+y" z="-z+1/2"/>
      <pos x="-x" y="-y" z="-z"/>
      <pos x="y" y="-x+y" z="-z"/>
      <pos x="x-y" y="x" z="-z"/>
      <pos x="-y" y="-x" z="z+1/2"/>
      <pos x="-x+y" y="y" z="z+1/2"/>
      <pos x="x" y="x-y" z="z+1/2"/>
    </wyck>
    <wyck id="2" mul="6" let="e" site=".2">
      <pos x="x" y="0" z="1/4"/>
      <pos x="0" y="x" z="1/4"/>
      <pos x="-x" y="-x" z="1/4"/>
      <pos x="-x" y="0" z="3/4"/>
      <pos x="0" y="-x" z="3/4"/>
      <pos x="x" y="x" z="3/4"/>
    </wyck>
    <wyck id="3" mul="6" let="d" site="-1">
      <pos x="1/2" y="0" z="0"/>
      <pos x="0" y="1/2" z="0"/>
      <pos x="1/2" y="1/2" z="0"/>
      <pos x="0" y="1/2" z="1/2"/>
      <pos x="1/2" y="0" z="1/2"/>
      <pos x="1/2" y="1/2" z="1/2"/>
    </wyck>
    <wyck id="4" mul="4" let="c" site="3.">
      <pos x="0" y="0" z="z"/>
      <pos x="0" y="0" z="-z+1/2"/>
      <pos x="0" y="0" z="-z"/>
      <pos x="0" y="0" z="z+1/2"/>
    </wyck>
    <wyck id="5" mul="2" let="b" site="-3.">
      <pos x="0" y="0" z="0"/>
      <pos x="0" y="0" z="1/2"/>
    </wyck>
    <wyck id="6" mul="2" let="a" site="32">
      <pos x="0" y="0" z="1/4"/>
      <pos x="0" y="0" z="3/4"/>
    </wyck>
  </wyckoff>
</sg-xml>