RemixIconEx.Design.quill_pen

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

quill_pen(icon_css_class \\ "icon")

iex> Elixir.RemixIconEx.Design.quill_pen()
<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" class="icon">
  <path d="M6.94 14.036c-.233.624-.43 1.2-.606 1.783.96-.697 2.101-1.139 3.418-1.304 2.513-.314 4.746-1.973 5.876-4.058l-1.456-1.455 1.413-1.415 1-1.001c.43-.43.915-1.224 1.428-2.368-5.593.867-9.018 4.292-11.074 9.818zM17 9.001L18 10c-1 3-4 6-8 6.5-2.669.334-4.336 2.167-5.002 5.5H3C4 16 6 2 21 2c-1 2.997-1.998 4.996-2.997 5.997L17 9.001z" />
</svg>

example usage

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