diff --git a/baystation12.dme b/baystation12.dme
index e0489fa5008..e9266408f8a 100644
--- a/baystation12.dme
+++ b/baystation12.dme
@@ -1143,7 +1143,6 @@
 #include "code\modules\research\xenoarchaeology\geosample.dm"
 #include "code\modules\research\xenoarchaeology\readme.dm"
 #include "code\modules\research\xenoarchaeology\talking_item.dm"
-#include "code\modules\research\xenoarchaeology\tools.dm"
 #include "code\modules\scripting\Errors.dm"
 #include "code\modules\scripting\IDE.dm"
 #include "code\modules\scripting\Options.dm"
diff --git a/code/__HELPERS/lists.dm b/code/__HELPERS/lists.dm
index 7076565f541..690025ab735 100644
--- a/code/__HELPERS/lists.dm
+++ b/code/__HELPERS/lists.dm
@@ -146,11 +146,11 @@ proc/listclearnulls(list/list)
  * Sorting
  */
 
-//Reverses the order of items in the list (Turning a stack into a queue)
-/proc/reverselist(var/list/input)
-	var/list/output = new/list()
-	for(var/A in input)
-		output += A
+//Reverses the order of items in the list
+/proc/reverselist(list/L)
+	var/list/output = list()
+	for(var/i = L.len; i >= 1; i--)
+		output += L[i]
 	return output
 
 //Randomize: Return the list in a random order
@@ -320,4 +320,28 @@ proc/listclearnulls(list/list)
 	for(var/T in L)
 		if(istype(T, type))
 			i++
-	return i
\ No newline at end of file
+	return i
+
+//Don't use this on lists larger than half a dozen or so
+/proc/insertion_sort_numeric_list_ascending(var/list/L)
+	//world.log << "ascending len input: [L.len]"
+	var/list/out = list(pop(L))
+	for(var/entry in L)
+		if(isnum(entry))
+			var/success = 0
+			for(var/i=1, i<=out.len, i++)
+				if(entry <= out[i])
+					success = 1
+					out.Insert(i, entry)
+					break
+			if(!success)
+				out.Add(entry)
+
+	//world.log << "	output: [out.len]"
+	return out
+
+/proc/insertion_sort_numeric_list_descending(var/list/L)
+	//world.log << "descending len input: [L.len]"
+	var/list/out = insertion_sort_numeric_list_ascending(L)
+	//world.log << "	output: [out.len]"
+	return reverselist(out)
diff --git a/code/modules/research/xenoarchaeology/tools.dm b/code/modules/research/xenoarchaeology/tools.dm
deleted file mode 100644
index 9dd475dc9fa..00000000000
--- a/code/modules/research/xenoarchaeology/tools.dm
+++ /dev/null
@@ -1,36 +0,0 @@
-/obj/item/device/depth_scanner
-	name = "depth analysis scanner"
-	desc = "Used to check mass spatial depth and density."
-	icon = 'pda.dmi'
-	icon_state = "crap"
-	item_state = "analyzer"
-	w_class = 1.0
-	flags = FPRINT | TABLEPASS
-	//slot_flags = SLOT_BELT
-
-/obj/item/weapon/pickaxe/hand_pick
-	name = "hand pick"
-	icon_state = "excavation"
-	item_state = "minipick"
-	digspeed = 50
-	desc = "A smaller, more precise version of the pickaxe."
-	flags = FPRINT | TABLEPASS
-	w_class = 2.0
-
-/obj/item/weapon/pickaxe/mini_pick
-	name = "mini pick"
-	icon_state = "excavation"
-	item_state = "minipick"
-	digspeed = 60
-	desc = "A miniature excavation tool for precise digging around delicate finds."
-	flags = FPRINT | TABLEPASS
-	w_class = 1.0
-
-//todo: this
-/obj/item/device/beacon_locator
-	name = "locater device"
-	desc = "Used to triangulate position signal emitters."
-	icon = 'device.dmi'
-	icon_state = "pinoff"	//pinonfar, pinonmedium, pinonclose, pinondirect, pinonnull
-	item_state = "electronic"
-	w_class = 1.0
diff --git a/icons/obj/mining.dmi b/icons/obj/mining.dmi
index c6293f64926..0bcfd992562 100644
Binary files a/icons/obj/mining.dmi and b/icons/obj/mining.dmi differ
diff --git a/icons/obj/xenoarchaeology.dmi b/icons/obj/xenoarchaeology.dmi
index 32282287f1a..16914dbff2b 100644
Binary files a/icons/obj/xenoarchaeology.dmi and b/icons/obj/xenoarchaeology.dmi differ
diff --git a/icons/turf/walls.dmi b/icons/turf/walls.dmi
index aa4e63ee8b2..10032cd8cab 100644
Binary files a/icons/turf/walls.dmi and b/icons/turf/walls.dmi differ