More changes. Added uses for tritium, m.hydrogen and platinum. Increased cargo price for phoron.

Conflicts:
	code/game/objects/items/stacks/sheets/mineral.dm
	code/game/supplyshuttle.dm

code/modules/mining/coins.dm

@@ -52,6 +52,10 @@
 	credits = 1000
 
 
+/obj/item/weapon/coin/platinum
+	name = "platinum coin"
+	icon_state = "coin_adamantine"
+
 /obj/item/weapon/coin/attackby(obj/item/weapon/W as obj, mob/user as mob)
 	if(istype(W,/obj/item/stack/cable_coil) )
 		var/obj/item/stack/cable_coil/CC = W