alias -l expItemsMining {
  if ($1 == essence) return 5
  elseif ($1 == copper) return 17.5
  elseif ($1 == tin) return 17.5
  elseif ($1 == limestone) return 26.5
  elseif ($1 == iron) return 35
  elseif ($1 == silver) return 40
  elseif ($1 == coal) return 50
  elseif ($1 == sandstone) return 60
  elseif ($1 == gold) return 65
  elseif ($1 == mithril) return 80
  elseif ($1 == adamantite) return 95
  elseif ($1 == runite) return 125
  else return error
}
on *text:!expmining *:#:{
  notice $nick The exp of $2 is: $expItemsMining($2) $+ .
}