Sort of compiles

Time to fix xenoarch, and then the map.

code/game/objects/items/stacks/sheets/mineral.dm

@@ -7,7 +7,7 @@ Mineral Sheets
 		- Plasma
 		- Gold
 		- Silver
-		- Clown
+		- Bananium
 		- Enriched Uranium
 		- Platinum
 		- Metallic Hydrogen
@@ -57,7 +57,7 @@ var/global/list/datum/stack_recipe/plastic_recipes = list ( \
 	new/datum/stack_recipe("sucker mould", /obj/item/weapon/kitchen/mould/loli, 1, on_floor = 1), \
 	)
 
-var/global/list/datum/stack_recipe/clown_recipes = list ( \
+var/global/list/datum/stack_recipe/bananium_recipes = list ( \
 	new/datum/stack_recipe("bananium computer frame", /obj/structure/computerframe/HONKputer, 50, time = 25, one_per_turf = 1, on_floor = 1), \
 	new/datum/stack_recipe("bananium grenade casing", /obj/item/weapon/grenade/bananade/casing, 4, on_floor = 1), \
 	)
@@ -176,16 +176,16 @@ obj/item/stack/sheet/mineral/iron/New()
 	..()
 	recipes = silver_recipes
 
-/obj/item/stack/sheet/mineral/clown
+/obj/item/stack/sheet/mineral/bananium
 	name = "bananium"
 	icon_state = "sheet-clown"
 	origin_tech = "materials=4"
 	perunit = 2000
 	sheettype = "clown"
 
-/obj/item/stack/sheet/mineral/clown/New(var/loc, var/amount=null)
+/obj/item/stack/sheet/mineral/bananium/New(var/loc, var/amount=null)
 	..()
-	recipes = clown_recipes
+	recipes = bananium_recipes
 
 /obj/item/stack/sheet/mineral/enruranium
 	name = "enriched uranium"
@@ -200,28 +200,3 @@ obj/item/stack/sheet/mineral/iron/New()
 	origin_tech = "materials=2"
 	sheettype = "platinum"
 	perunit = 2000
-
-//Extremely valuable to Research.
-/obj/item/stack/sheet/mineral/mhydrogen
-	name = "metallic hydrogen"
-	icon_state = "sheet-mythril"
-	origin_tech = "materials=6;powerstorage=5;magnets=5"
-	sheettype = "mhydrogen"
-	perunit = 2000
-
-//Fuel for MRSPACMAN generator.
-/obj/item/stack/sheet/mineral/tritium
-	name = "tritium"
-	icon_state = "sheet-silver"
-	sheettype = "tritium"
-	origin_tech = "materials=5"
-	color = "#777777"
-	perunit = 2000
-
-/obj/item/stack/sheet/mineral/osmium
-	name = "osmium"
-	icon_state = "sheet-silver"
-	sheettype = "osmium"
-	origin_tech = "materials=5"
-	color = "#9999FF"
-	perunit = 2000