Crafting materials

The Calamity Mod adds several crafting materials to the base game. This is a comprehensive list of all items that are exclusively crafting materials, i.e. the sole purpose of every item in this list is crafting.

Bars

Material		Availability	Obtained from	Amount
	Aerialite Bar	After defeating The Hive Mind / The Perforators	4  @	1
	Astral Bar	After defeating Astrum Deus	3 + 2  @	1
	Auric Bar	After defeating Yharon, Dragon of Rebirth	60 +  @	5
	Cosmilite Bar	After defeating The Devourer of Gods	The Devourer of Gods	45-55 / 55-65
	Cryonic Bar	After defeating Cryogen	4  @   /  Also dropped by Fleshy Geodes Also dropped by Necromantic Geodes	1 1-3 / 2-3 5-10 / 7-12
	Perennial Bar	After defeating Plantera	4  @   /  Also dropped by Fleshy Geodes Also dropped by Necromantic Geodes	1 1-3 / 2-3 5-10 / 7-12
	Scoria Bar	After defeating Golem	4  @   /  Also dropped by Fleshy Geodes Also dropped by Necromantic Geodes	1 1-3 / 2-3 5-10 / 7-12
	Shadowspec Bar	After defeating Supreme Witch, Calamitas and the Exo Mechs	+ +  @	1
	Uelibloom Bar	After defeating Providence, the Profaned Goddess	4  @   /	1

Fish

Material		Avilability	Obtained from
	Aldebaran Alewife	Always available in Hardmode	Fishing from water in the Astral Infection
	Coastal Demonfish	Always available	Fishing from lava in the Brimstone Crag
	Crag Bullhead	Always available	Fishing from lava in the Brimstone Crag
	Prismatic Guppy	Always available	Fishing from water in the Sunken Sea
	Procyonid Prawn	Always available in Hardmode	Fishing from water in the Astral Infection
	Shadowfish	Always available	Fishing from lava in the Brimstone Crag Fishing from water on the surface at night
	Sunken Sailfish	Always available	Fishing from water in the Sunken Sea
	Twinkling Pollox	Always available in Hardmode	Fishing from water in the Astral Infection

Enemy Drops

Pre-Hardmode

Material		Availability	Obtained from	Amount
	Ancient Bone Dust	Always available	Armored Skeleton, Hoplite, Overloaded Soldier, Skeleton, Skeleton Archer Iron Crate, Mythril Crate	1 5-8
	Blighted Gel	Always available	Corrupt Crate, Crimson Crate, Defiled Crate, Hematic Crate Crimulan Blight Slime, Ebonian Blight Slime	5-8 15-21
	Blood Orb	Always available	Blood Moon-exclusive enemies	Varies
	Blood Sample	Always available	The Perforators	25-30 / 30-40
	Demonic Bone Ash	Always available	Bone Serpent, Demon, Voodoo Demon Brimstone Crate Armored Digger Ashen Chest	1 1-4 2-4 4-14
	Dubious Plating	Always available	Using Draedon Power Cells at an Extractinator Armored Digger Abandoned Research Facility, Abandoned Workshop Jungle Bio-center Lab, Ice Bio-center Lab, Space Bio-center Lab, Sunken Sea Bio-center Lab, Underworld Bio-center Lab	1 4-8 8-14 10-17
	Energy Core	Always available	Wulfrum Drone, Wulfrum Gyrator, Wulfrum Hovercraft, Wulfrum Rover Wulfrum Amplifier	1 (While supercharged) 1
	Murky Paste	Always available	Arapaima, Spiked Jungle Slime Jungle Crate, Bramble Crate	1 1-3
	Mysterious Circuitry	Always available	Using Draedon Power Cells at an Extractinator Armored Digger Abandoned Research Facility, Abandoned Workshop Ice Bio-center Lab, Jungle Bio-center Lab, Space Bio-center Lab, Sunken Sea Bio-center Lab, Underworld Bio-center Lab	1 4-8 7-12 10-15
	Pearl Shard	After defeating the Desert Scourge	Desert Scourge	25-30 / 30-40
	Purified Gel	After defeating The Slime God	The Slime God	30-45 / 40-52
	Rotten Matter	After defeating The Hive Mind	The Hive Mind	25-30 / 30-40
	Prototype Plasma Drive Core	Always available	Space Bio-center Lab	1
	Stormlion Mandible	Always available	Stormlion	1
	Sulphuric Scale	After defeating the Eye of Cthulhu	Acid Eel, Nuclear Toad, Radiator, Skyfin, Sulphurous Crate	1-3
	Suspicious Scrap	Always available	Arsenal Labs	1
	Wulfrum Metal Scrap	Always available	Wulfrum Gyrator, Wulfrum Rover Wulfrum Drone Wulfrum Amplifier, Wulfrum Hovercraft Using Wulfrum Batteries and Rover Drives at an Extractinator, Wooden Crate, Pearlwood Crate Iron Crate, Mythril Crate	1-2 1-3 2-3 3-5 5-8

Hardmode

Material		Availability	Obtained from	Amount
	Ashes of Calamity	After defeating Calamitas Clone	Calamitas Clone	25-30 / 30-35
	Corroded Fossil	After defeating Aquatic Scourge	Anthozoan Crab, Belching Coral Acidwood Tree Flak Crab, Orthocera, Sulphurous Crate, Sulphurous Skater, Trilobite	1 1-2 1-3
	Depth Cells	After defeating Calamitas Clone	Abyss enemies Sulphurous Crate	Varies 2-5
	Essence of Havoc	Always available in Hardmode	Brimstone Crag enemies, Red Devil Obsidian Crate, Hellstone Crate Havocfish Brimstone Elemental, Calamitas Clone	1 2-4 5-10 8-10 / 10-12
	Essence of Eleum	Always available in Hardmode	Aurora Spirit, Cryon, Frost Legion enemies, Ice Clasper, Ice Elemental, Ice Tortoise, Icy Merman, Wolf Rimehound after defeating Cryogen Frozen Crate, Boreal Crate Fish of Eleum Cryogen, Ice Golem	1 1 2-4 5-10 8-10 / 10-12
	Essence of Sunlight	Always available in Hardmode	Angry Nimbus, Harpy, Shockstorm Shuttle, Sunskater Sky Crate, Azure Crate Sunbeam Fish Cloud Elemental, Golem, Wyvern	1 2-4 5-10 8-10 / 10-12
	Grand Scale	After defeating Plantera	Great Sand Shark	1 / 1-2
	Infected Armor Plating	After defeating Golem	The Plaguebringer Goliath	25-30 / 30-35
	Living Shard	Always available in Hardmode	Plantera	25-30 / 30-35
	Lumenyl	After defeating Calamitas Clone	Abyss enemies Sulphurous Crate	Varies 2-5
	Meld Blob	After defeating the Lunatic Cultist	Celestial Pillars enemies Astral Crate Astrum Deus	1 5-10 16-24 / 20-32
	Mollusk Husk	Always available in Hardmode	Clam Sunken Crate Giant Clam	1 2-5 25-30
	Plague Cell Canister	After defeating Golem	Melter, Pestilent Slime, Plague Charger (Normal), Viruling Plague Charger (Large) Plagueshell Jungle Crate, Bramble Crate Plaguebringer The Plaguebringer Goliath	1-2 2-3 3-4 3-6 8-12 15-20 / 25-30
	Solar Veil	After defeating Calamitas Clone / Plantera	Reaper, Psycho, Vampire	2-4
	Stardust	Always available in Hardmode	Astral Infection enemies Monolith trees Astrum Aureus Astral Chest Astrum Deus	Varies 1-2 20-30 / 30-40 30-80 55-95 / 65-105
	Titan Heart	Always available in Hardmode	Atlas	1
	Trapper Bulb	Always available in Hardmode	Angry Trapper	1

Post-Moon Lord

Material		Availability	Obtained from	Amount
	Armored Shell	After defeating the Moon Lord	Storm Weaver	5-7 / 6-9
	Ashes of Annihilation	After defeating Yharon, Dragon of Rebirth	Supreme Witch, Calamitas	25-30 / 30-40
	Bloodstone	After defeating Providence, the Profaned Goddess	Brimstone Crag enemies Brimstone Crate Necromantic Geodes	1 1-3 100-120 / 120-140
	Dark Plasma	After defeating the Moon Lord	Ceaseless Void	5-7 / 6-9
	Darksun Fragment	After defeating The Devourer of Gods	Some Solar Eclipse enemies Eyezor Nailhead Mothron	1 1-2 3-5 20-30
	Divine Geode	After defeating the Profaned Guardians	Providence, the Profaned Goddess	25-30 / 30-40
	Effulgent Feather	After defeating the Moon Lord	Draconic Swarmer Dragonfolly	5-7 25-30 / 30-35
	Endothermic Energy	After defeating The Devourer of Gods	Elf Copter, Flocko, Nutcracker Krampus, Present Mimic, Yeti Everscream Santa-NK1 Ice Queen	1 1-2 3-5 5-10 10-20
	Exo Prism	After defeating Yharon, Dragon of Rebirth	Exo Mechs	25-30 / 30-40
	Nightmare Fuel	After defeating The Devourer of Gods	Splinterling Hellhound, Poltergeist Headless Horseman Mourning Wood Pumpking	1 1-2 3-5 5-10 10-20
	Polterplasm	After defeating the Moon Lord	Overloaded Soldier, Phantom Spirit Sad Phantom Spirit Angry Phantom Spirit Dungeon Crate, Stockade Crate Happy Phantom Spirit Polterghast	1 1-2 1-3 1-5 2-4 30-40 / 40-50
	Ruinous Soul	After defeating the Moon Lord	Polterghast	7-15 / 10-20
	Reaper Tooth	After defeating Polterghast	Reaper Shark Sulphurous Crate	3-4 1-5
	Twisting Nether	After defeating the Moon Lord	Signus, Envoy of the Devourer	5-7 / 6-9
	Unholy Essence	After defeating the Moon Lord	Impious Immolator, Profaned Energy, Scorn Eater Hallowed Crate, Divine Crate Profaned Guardians Providence, the Profaned Goddess	2-4 5-10 10-15 / 15-20 20-30 / 25-35
	Yharon Soul Fragment	After defeating the Moon Lord	Yharon, Dragon of Rebirth	25-30 / 30-35

Other

Material		Availability	Obtained from	Amount
	Ascendant Spirit Essence	After defeating The Devourer of Gods	2 + 5 + 5 + 2  @	1
	Bloodstone Core	After defeating Providence, the Profaned Goddess	5 + +  @   /	2
	Core of Calamity	After defeating Plantera	3 + 3 + 3 +  @   /  Also dropped by Necromantic Geodes	1
	Core of Havoc	After defeating Plantera	+  @   /  Also dropped by Fleshy Geodes Also dropped by Necromantic Geodes	3 1-2 / 1-3 1-3 / 2-4
	Core of Eleum	After defeating Plantera	+  @   /  Also dropped by Fleshy Geodes Also dropped by Necromantic Geodes	3 1-2 / 1-3 1-3 / 2-4
	Core of Sunlight	After defeating Plantera	+  @   /  Also dropped by Fleshy Geodes Also dropped by Necromantic Geodes	3 1-2 / 1-3 1-3 / 2-4
	Galactica Singularity	After defeating the Lunatic Cultist	+ + +  @	1
	Lab Seeking Mechanism	Always available	4 + 4 + 10  @   /	1
	Life Alloy	After defeating the Golem	+ +  @   /  Also dropped by Necromantic Geodes	1
	Meld Construct	After defeating the Lunatic Cultist	6 + 3  @	3
	Miracle Matter	After defeating the Exo Mechs	5 + 5 + + + + 3  @	1
	Sea Remains	After defeating Desert Scourge	2 + 2 + 2 + 2  @	1
	Unholy Core	After defeating one Mechanical Boss	4 + 4  @	1