Fixed gibtonite instantly exploding on pick mining

code/game/turfs/simulated/minerals.dm

@@ -65,12 +65,15 @@
 
 		if(I.use_tool(src, user, 40, volume=50))
 			var/range = I.digrange //Store the current digrange so people don't cheese digspeed swapping for faster mining
+			var/list/dug_tiles = list()
 			if(ismineralturf(src))
 				if(I.digrange > 0)
 					for(var/turf/closed/mineral/M in range(user,range))
 						if(get_dir(user,M)&stored_dir)
-							M.gets_drilled()
+							M.gets_drilled(user)
+							dug_tiles += M
 				to_chat(user, "<span class='notice'>You finish cutting into the rock.</span>")
+				if(!(src in dug_tiles))
 					gets_drilled(user)
 				SSblackbox.record_feedback("tally", "pick_used_mining", 1, I.type)
 	else