RemixIconEx.Document.folder_chart

You're seeing just the function folder_chart, go back to RemixIconEx.Document module for more information.
Link to this function

folder_chart(icon_css_class \\ "icon")

iex> Elixir.RemixIconEx.Document.folder_chart()
<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" class="icon">
  <path d="M12.414 5H21a1 1 0 0 1 1 1v14a1 1 0 0 1-1 1H3a1 1 0 0 1-1-1V4a1 1 0 0 1 1-1h7.414l2 2zM4 5v14h16V7h-8.414l-2-2H4zm7 4h2v8h-2V9zm4 3h2v5h-2v-5zm-8 2h2v3H7v-3z" />
</svg>

example usage

svg.icon {
  width: 96;
  height: 96;
}