RemixIconEx.Media.play_mini

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

play_mini(icon_css_class \\ "icon")

iex> Elixir.RemixIconEx.Media.play_mini()
<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" class="icon">
  <path d="M9 8.482v7.036L15.03 12 9 8.482zM7.752 5.44l10.508 6.13a.5.5 0 0 1 0 .863l-10.508 6.13A.5.5 0 0 1 7 18.128V5.871a.5.5 0 0 1 .752-.432z" />
</svg>

example usage

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