diff --git a/code/game/objects/items/stacks/sheets/mineral.dm b/code/game/objects/items/stacks/sheets/mineral.dm
index dd45f3d4..d5820d52 100644
--- a/code/game/objects/items/stacks/sheets/mineral.dm
+++ b/code/game/objects/items/stacks/sheets/mineral.dm
@@ -290,13 +290,14 @@ GLOBAL_LIST_INIT(bananium_recipes, list ( \
 	sheettype = "calorite"
 	materials = list(MAT_CALORITE=MINERAL_MATERIAL_AMOUNT)
 	novariants = TRUE
-	grind_results = list(/datum/reagent/consumable/lipoifier = 5)
+	grind_results = list(/datum/reagent/consumable/lipoifier = 3)
 	point_value = 40
 	merge_type = /obj/item/stack/sheet/mineral/calorite
 
 GLOBAL_LIST_INIT(calorite_recipes, list ( \
-	new/datum/stack_recipe("calorite tile", /obj/item/stack/tile/mineral/calorite, 1, 4, 20), \
-	new/datum/stack_recipe("Fatty Statue", /obj/structure/statue/calorite/fatty, 5, one_per_turf = 1, on_floor = 1),
+	new/datum/stack_recipe("Calorite tile", /obj/item/stack/tile/mineral/calorite, 1, 4, 20), \
+	new/datum/stack_recipe("Fatty statue", /obj/structure/statue/calorite/fatty, 5, one_per_turf = 1, on_floor = 1),
+	new/datum/stack_recipe("Calorite doors", /obj/structure/statue/calorite/fatty, 5, one_per_turf = 1, on_floor = 1),
 	))
 
 /obj/item/stack/sheet/mineral/calorite/Initialize(mapload, new_amount, merge = TRUE)
diff --git a/code/game/objects/structures/mineral_doors.dm b/code/game/objects/structures/mineral_doors.dm
index 5c6bd48f..3718be66 100644
--- a/code/game/objects/structures/mineral_doors.dm
+++ b/code/game/objects/structures/mineral_doors.dm
@@ -167,6 +167,97 @@
 /obj/structure/mineral_door/uranium/ComponentInitialize()
 	return
 
+
+/obj/structure/mineral_door/calorite //GS13
+	name = "calorite door"
+	icon_state = "paperframe"
+	sheetType = /obj/item/stack/sheet/mineral/calorite
+	max_integrity = 200
+	light_range = 1
+	var/fatten = FALSE // whether player will be fattened
+	var/fatten_delay = 1 // ticks per periodic loop
+	var/fat_to_add = 2 // fatness per tick stunned
+	var/stuck = FALSE // whether player is stuck
+	var/stuck_delay = 0 // set in proc/Fatten
+	var/blocked = FALSE // whether door is blocked
+
+// override /obj/structure/mineral_door/proc/Open()
+/obj/structure/mineral_door/calorite/Open() //GS13
+	isSwitchingStates = 1
+	playsound(src, openSound, 100, 1)
+	set_opacity(FALSE)
+	flick("[initial_state]opening",src)
+	sleep(10)
+	density = FALSE
+	state = 1
+	air_update_turf(1)
+	update_icon()
+	isSwitchingStates = 0
+
+	if(close_delay != -1)
+		addtimer(CALLBACK(src, .proc/Close), close_delay)
+
+	// start periodic loop
+	stuck = FALSE
+	addtimer(CALLBACK(src, .proc/Fatten), fatten_delay)
+
+/obj/structure/mineral_door/calorite/proc/Fatten() //GS13
+	if(state == 1) // door must be open
+		// check periodically
+		addtimer(CALLBACK(src, .proc/Fatten), fatten_delay)
+		// check for mobs in open door
+		var/turf/T = get_turf(src)
+		blocked = FALSE
+		for(var/mob/living/carbon/M in T)
+			blocked = TRUE
+			// determine if mob should get stuck and be fattened
+			if(M.fatness >= FATNESS_LEVEL_BARELYMOBILE)
+				fatten = TRUE
+				if (!stuck)
+					stuck_delay = 120
+					M.visible_message(
+						"<span class='boldnotice'>[M] gets stuck in the doorway!</span>",
+						"<span class='boldwarning'>You feel yourself get stuck in the doorway!</span>")
+			else if(M.fatness >= FATNESS_LEVEL_MORBIDLY_OBESE)
+				fatten = TRUE
+				if (!stuck)
+					stuck_delay = 50
+					M.visible_message(
+						"<span class='boldnotice'>[M] barely squeezes through the doorway!</span>",
+						"<span class='boldwarning'>You feel your sides barely squeeze through the doorway!</span>")
+			else if(M.fatness >= FATNESS_LEVEL_FATTER)
+				fatten = TRUE
+				if (!stuck)
+					stuck_delay = 15
+					M.visible_message(
+						"<span class='boldnotice'>[M]'s sides briefly brush against the doorway.</span>",
+						"<span class='boldwarning'>You feel your sides smush against the doorway!.</span>")
+			else if(M.fatness >= FATNESS_LEVEL_FAT)
+				fatten = TRUE
+				if (!stuck)
+					stuck_delay = 5
+					M.visible_message(
+						"<span class='boldnotice'>[M]'s sides briefly brush against the doorway.</span>",
+						"<span class='boldwarning'>You feel your sides briefly brush against the doorway!</span>")
+			else
+				fatten = FALSE
+				stuck = FALSE
+				stuck_delay = 0
+
+			if (fatten) // get stuck
+				if (!stuck)
+					M.Stun(stuck_delay/2) // give player time to escape
+					stuck = TRUE
+				if (stuck_delay > 0) // wait for stun to end
+					stuck_delay = stuck_delay - fatten_delay
+					if (stuck_delay <= 0)
+						stuck_delay = 0
+					// gain weight while stuck
+					M.adjust_fatness(fat_to_add, FATTENING_TYPE_ITEM)
+
+	if (!blocked)
+		stuck = FALSE // ready to go again
+
 /obj/structure/mineral_door/sandstone
 	name = "sandstone door"
 	icon_state = "sandstone"
diff --git a/code/game/turfs/simulated/minerals.dm b/code/game/turfs/simulated/minerals.dm
index 69f21035..ad4dd87a 100644
--- a/code/game/turfs/simulated/minerals.dm
+++ b/code/game/turfs/simulated/minerals.dm
@@ -173,7 +173,7 @@
 	initial_gas_mix = LAVALAND_DEFAULT_ATMOS
 	defer_change = 1
 	mineralSpawnChanceList = list(
-		/turf/closed/mineral/uranium/volcanic = 35, /turf/closed/mineral/diamond/volcanic = 30, /turf/closed/mineral/gold/volcanic = 45, /turf/closed/mineral/titanium/volcanic = 45,
+		/turf/closed/mineral/uranium/volcanic = 35, /turf/closed/mineral/diamond/volcanic = 30, /turf/closed/mineral/calorite = 30, /turf/closed/mineral/gold/volcanic = 45, /turf/closed/mineral/titanium/volcanic = 45,
 		/turf/closed/mineral/silver/volcanic = 50, /turf/closed/mineral/plasma/volcanic = 50, /turf/closed/mineral/bscrystal/volcanic = 20)
 
 
diff --git a/code/modules/cargo/exports/large_objects.dm b/code/modules/cargo/exports/large_objects.dm
index 26e8f34b..0ef733d0 100644
--- a/code/modules/cargo/exports/large_objects.dm
+++ b/code/modules/cargo/exports/large_objects.dm
@@ -275,7 +275,7 @@
 	export_types = list(/obj/structure/statue/bananium/clown)
 
 /datum/export/large/fattystatue //GS13
-	cost = 2000
+	cost = 1500
 	unit_name = "Fatty statue"
 	export_types = list(/obj/structure/statue/calorite/fatty)