anchor.diff:  			icon_state = "[environment_type]_dug"
   	dug = TRUE
   
  +/turf/open/floor/plating/asteroid/proc/can_dig(mob/user)
  +	if(!dug)
  +		return TRUE
  +	if(user)
  +		to_chat(user, "<span class='notice'>Looks like someone has dug here already.</span>")
  +
   /turf/open/floor/plating/asteroid/try_replace_tile(obj/item/stack/tile/T, mob/user, params)
   	return
   
  
positive.code: 			to_chat(user, "<span class='notice'>You start digging...</span>")
  
  			if(W.use_tool(src, user, 40, volume=50))
  				to_chat(user, "<span class='notice'>You dig a hole.</span>")
  				getDug()
  				SSblackbox.record_feedback("tally", "pick_used_mining", 1, W.type)
  
negative.code: 	. = ..()
  	if(!.)
  		if(W.tool_behaviour == TOOL_SHOVEL || W.tool_behaviour == TOOL_MINING)
  			if(!can_dig(user))
  				return TRUE
  
  			if(!isturf(user.loc))
  