diff --git a/depends.txt b/depends.txt
new file mode 100644
index 0000000..4ad96d5
--- /dev/null
+++ b/depends.txt
@@ -0,0 +1 @@
+default
diff --git a/init.lua b/init.lua
new file mode 100644
index 0000000..e6a9d71
--- /dev/null
+++ b/init.lua
@@ -0,0 +1,48 @@
+local ranks = {
+  new = "Factory new",
+  used = "A bit used",
+  used_lot = "Used a lot",
+  almost_spent = "Almost spent",
+  spent = "Completely spent"
+}
+local colors = {
+  grey = minetest.get_color_escape_sequence("#9d9d9d"),
+  green = minetest.get_color_escape_sequence("#1eff00")
+}
+
+function get_rank(uses)
+  if uses <= 10 then
+    return ranks.new
+  elseif uses < 50 then
+    return ranks.used
+  elseif uses < 150 then
+    return ranks.used_lot
+  elseif uses < 500 then
+    return ranks.almost_spent
+  elseif uses > 1000 then
+    return ranks.spent
+  end
+end
+
+function new_afteruse(itemstack, user, node, digparams)
+  local itemmeta  = itemstack:get_meta() -- Metadata
+  local itemdef   = itemstack:get_definition() -- Item Definition
+  local itemdesc  = itemdef.description:lower() -- Original Description
+  local dugnodes  = tonumber(itemmeta:get_string("dug")) or 0 -- Number of nodes dug
+
+  dugnodes = dugnodes + 1
+
+  rank = get_rank(dugnodes)
+
+  local newdesc   = colors.green .. rank .. " " .. itemdesc .. "\n" ..
+                    colors.grey .. "Nodes dug: " .. dugnodes
+
+  itemmeta:set_string("dug", dugnodes)
+  itemmeta:set_string("description", newdesc)
+
+  return itemstack
+end
+
+minetest.override_item("default:pick_diamond", {
+  after_use = new_afteruse,
+})