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<record type="herb" updated="2026-09-18T16:35:23.889673+00:00">
  <source>Bencao Index</source>
  <source-url>https://bencaoindex.com/</source-url>
  <canonical>https://bencaoindex.com/herbs/zi-ran-tong/</canonical>
  <licence>Free to use and republish with visible attribution and a link back to the source page. The catalogue is a reference work and is knowingly incomplete; nothing in it is medical advice.</licence>
  <attribution-html>&lt;a href=&quot;https://bencaoindex.com/herbs/zi-ran-tong/&quot;&gt;Bencao Index&lt;/a&gt;</attribution-html>
  <names>
    <name type="pinyin">zi ran tong</name>
    <name type="chinese">自然铜</name>
    <name type="latin">Pyritum</name>
    <name type="english">Pyrite</name>
    <name type="japanese">shizendo</name>
    <name type="korean">jayeondong</name>
  </names>
  <category>Invigorate the Blood</category>
  <channels>
    <channel>Liver</channel>
  </channels>
  <actions>
    <action>
      <summary>Dispels Blood stasis, relieves pain and promotes healing of bones and sinews</summary>
      <indication>Swelling and pain from stagnant Qi and Blood after external injury, above all fractures</indication>
      <indication>Bruising from traumatic injury</indication>
      <indication>Fractures, to speed their healing</indication>
      <indication>Sprains, strains and contusions that come with a fracture</indication>
    </action>
  </actions>
</record>
