List of fictional elements, materials, isotopes and subatomic particles
Fictional elements and materials

List of fictional elements, materials, isotopes and subatomic particles

Section Title: Fictional elements and materials
Table Section Text: None

Name	Source	Uses

Adamant / Adamantine	Greek mythology	As a noun, adamant has long been used to designate any impenetrably or unyieldingly hard substance and, formerly, a legendary stone/rock or mineral of impenetrable hardness and with many other properties, often identified with diamond or lodestone.

Adamantite	Numerous works	A metal ore that appears in a number of fictional universes. In Final Fantasy it is a material used to create armour, its source being from another world and its properties including being able to contain great amounts of energy.

Adamantium	Marvel Comics	A fictional metal alloy that appears in the Marvel Universe, first appearing in Marvel Comics' Avengers #66 (July 1969), by writer Roy Thomas and artists Barry Windsor-Smith and Syd Shores.

Administratium	Scientific in-joke	First referenced in a 1989 issue of The Physics Teacher. It was apparently discovered by the fictional Thomas Kyle, who was awarded an Ig Nobel Prize for physics for his discovery, and it is a parody on bureaucracy of scientific establishments and on descriptions of newly discovered chemical elements.

Administrontium	Scientific in-joke	Similar to Administratium and a variation of the joke. It was referenced in a 1993 print.

Aether	Magic: The Gathering	A powerful substance in the MtG multiverse that is found on every plane, but abundant on the plane of Kaladesh. It is part of the "aethercycle", similar to the water cycle, and can be used to power everything from bikes to colossuses.

Arenak	E. E. Smith's SkyLark series	A synthetic metal made by the Osnomians. Vastly superior to the best steel.

Arsonium	I Expect You to Die	A green liquid with the symbol Ar and the atomic number 7 that makes a compound that is corrosive to copper when mixed with Galine and Sanite, and a compound that produces clouds when exposed to air when mixed with Regalite.

Atium	Mistborn book series	A metal that forms the body and power of the shard Ruin. If an Allomancer burns the metal, it allows the user to see a few seconds into the future as a ghostly image overlaid on the present.

Australium	Team Fortress 2	An extremely valuable element appearing in Team Fortress 2 by Valve. In-game, it appears as a special type of weapon, and as the fuel for the rocket in the map SD_Doomsday in the Special Delivery game mode.

Bavarium	Just Cause 3	Discovered by Medici's tyrannical ruler Sebastiano Di Ravello in the late 1980s, Bavarium is referred to as a "supermineral" in reference to its near-infinite potential.

Bolognium / Bolonium	Various sources	A metallic element with variable properties; a substitute for any unspecified substance or element; or in science fiction writing, a substance or process invented to circumvent explanation or impossibility.

Bombastium	Disney	Originally appearing in Uncle Scrooge #17 (1957) by Carl Barks, Bombastium is stated to be the rarest element in the world.

Bureaucratium	Scientific in-joke	Similar to Administratium and variation of the joke. In this version of the joke, Bureaucratium is an element which has a negative half-life, becoming more massive and sluggish as time goes by.

Byzanium	Raise the Titanic!	Byzanium is a fictional element within the book Raise the Titanic! and its film adaptation, which serves as a main focus of the story arc.

Cobalt Thorium G	Dr. Strangelove, Big Guy and Rusty the Boy Robot	In Dr. Strangelove it is an element used in the Russians' doomsday device.

Carbonadium	Marvel Comics	In the Marvel Comics universe, Carbonadium is a form of Adamantium that is developed the USSR and used by the villain Omega Red, whose retractable metal tentacles are composed of the radioactive metal alloy.

Cavorite	The First Men in the Moon	In the H.G. Wells novel, a metal created by the physicist Cavor which has the property of blocking gravity waves.

Celestial Bronze	Greek Mythology, Rick Riordan books (introduced in The Lightning Thief)	A magical form of bronze mined from Mount Olympus, tempered in Mount Etna, and cooled in the River Lethe. Cannot come into physical contact with non-magical creatures.

Chlorophyte	Terraria	A bright-green metal found deep beneath the jungle, implied to be the toughest ore that can be mined from the ground (only being topped by Luminite, a material dropped by the final boss).

Computronium	Philosophy and futurism	Condensed matter "computing substrate" that has the maximum computing power theoretically possible. Some authors have speculated on the possibility of turning entire planets, or even the whole universe into computronium and what this would mean for humanity, or indeed, if humanity would even be needed after creating intelligences of such "Godlike power".

Chronoton	Numerous works	From Greek: Χρόνος (Chronos, "time") + -ον (on, "elementary particle"). Alternate spellings: "chroniton." Associated with manipulating or traveling through time in Star Trek, as well as in Futurama, where it also has rejuvenation effects.

Collapsium	The Terro-Human Future History, The Collapsium	Collapsium was first mentioned by H. Beam Piper in his Terro-Human Future History series.

Corrodium	Ben 10	A high energy and very unpredictable mineral collected by Thep Khufans naturally not found on Earth and can mutate any living thing when exposed.

Dagal	E. E. Smith's SkyLark series	A synthetic metal made by the Urvanians. Superior to the Arenak made by their enemies, the Osnomians.

Dalekanium	Doctor Who (introduced in The Dalek Invasion of Earth)	A fictitious bonded polycarbide material from the Daleks' homeworld of Skaro that is, among other things, a powerful but unstable explosive that will even affect the Daleks' body casings (and, ironically, is also the material used in the makeup of said body casings).

Dilithium	Star Trek	Although dilithium (Li2) does exist as a molecule composed of two covalently bonded lithium atoms, a different substance is referred to in fiction.

Divinium (E115)	Call of Duty series	An extraterrestrial element found in meteorites. The German research team Group 935 discovered it in northern France in 1918 where zombified Christian knights infected the research team.

Duranium	Star Trek	The fictional metal duranium was referred to in many episodes of Star Trek as extremely hard alloys used in starship hulls and hand-held tools.

Durium	Lensman	The fictional synthetic metal durium has a higher moment of inertia than regular materials. It takes more work to move or stop moving than other objects of the same mass.

Dust	RWBY	In the series RWBY, Dust is a naturally occurring, crystalline energy source found in the world of Remnant that can be activated by the Aura of Humans and Faunus.

Etherium	Magic: The Gathering	Etherium is a magical Aether-infused alloy found on Esper, one of the five shards of the plane of Alara. Most of Esper's inhabitants have parts of their body replaced by etherium.

Element Zero (0-Ez)	Mass Effect	Element Zero, or "Eezo", is naturally created within dying stars and harvested from supernovas. This material is used to generate the mass effect fields of many advanced technologies in the Mass Effect universe.

Element 99	Singularity	A radioactive orange element with a lead gray natural form. Purified ore glows orange.

Feminum	Wonder Woman	This metal, which is found solely on Paradise Island, is the indestructible metal out of which Wonder Woman's bracelets are made.

Frinkonium	The Simpsons	Element, which was invented by Springfield scientist Professor Frink from the animated television series The Simpsons.

Galine	I Expect You To Die	A blue liquid with the atomic number 3 and the symbol Gi that makes a compound that is corrosive to copper when mixed with Arsonium and Sanite, and a compound that explodes when exposed to air when mixed with Nanite.

Harbenite	Tarzan at the Earth's Core	Appears in Edgar Rice Burroughs novel Tarzan at the Earth's Core Harbenite, named after its discoverer, Dr. von Harben, is a metal found in the fictional Urambi country Africa and described as lighter than cork and stronger than steel.

Hedonium	Philosophy, futurism	Matter that is optimal for generating pleasure. Nick Bostrom investigates the desirability (or otherwise) of maximising hedonism in this way.

Ice-nine	Cat's Cradle	A more stable polymorph of water than common ice (Ice Ih), which instead of melting when above 0° Celsius (32° Fahrenheit), melts only when the temperature is 45.8 °C (114.4 °F).

Imperial Gold	Roman Mythology, Rick Riordan books (introduced in The Lost Hero)	Enchanted gold. Extremely harmful to magical creatures, but cannot harm non-magical creatures.

Inerton	Armageddon 2419 A.D.	A synthetic material created via a process which allows energy to be converted directly into matter (similar to the replicator technology that would later appear in Star Trek.

Inoson	E. E. Smith's SkyLark series	A synthetic metal, which has "the theoretical ultimate in strength possible for any material possessing molecular structure." Much superior to the Dagal of the Urvanians or the Arenak of the Osnomians.

Jerktonium	SpongeBob SquarePants	A fictitious element present in a Christmas-themed episode of SpongeBob SquarePants, Jerktonium looks like a lighter-colored version of the fictional element kryptonite.

Jumbonium	Futurama	Jumbonium is a very rare and valuable element with atoms large enough to be seen with the naked eye. In the episode "The Lesser of Two Evils", a Jumbonium atom was used in 3001 used for the Miss Universe competition, where it would hover above the prized tiara.

Katchin	Dragon Ball Z	Said to be the hardest material in the Dragon Ball universe. When testing the Z Sword, Son Goku threw a cube of Katchin, which was summoned by Supreme Kai, at Son Gohan in order to test the sword's supposed legendary strength.

Kryptonite	DC Comics	A crystalline material, originally in various colors with separate effects, harmful to Kryptonians and created during the destruction of Superman's home planet Krypton; synthesis is also possible.

Lerasium	Mistborn	A metal forming the body and power of the shard Preservation that makes any non-allomancer who ingests it an extremely powerful mistborn.

Metal X (Rovolon)	E. E. Smith's SkyLark series	An element discovered that facilitates the conversion of the energy in metals (copper or uranium) and uses it as a propulsive or attractive force.

Meteorillium	Return to Castle Wolfenstein	An element found in meteors theorized to originate in the center of the galaxy. The Schutzstaffel's Special Projects Division discovers some of the rare element in the Baltic states.

Mithril / Mythril	Numerous works	Originally described in J.R.R. Tolkien's Lord of the Rings trilogy, mithril is a durable silvery metal that is very light and extremely strong.

Nanite	I Expect You To Die	A yellow liquid with the atomic number 13 and the symbol Nn that makes a compound that explodes when exposed to air when mixed with Galine, and an antivirus when mixed with Regalite and Sanite.

Naqahdah	Stargate	A rare, superheavy metal first depicted (but not named) as a quartzite-like "mineral" in the original Stargate movie. Its most basic use is as a weapon: naquadah greatly amplifies energy, making it extremely potent if paired with explosives.

Nth Metal	DC Comics	A fictional metal alloy that appears in the DC Universe, a heavy isotope of iron, Fe676 It is native to Thanagar, the home planet of Katar Hol and Shayera Thal, the Silver Age Hawkman and Hawkwoman.

Octiron	Discworld	A strange, iridescent metal that is highly valued. It radiates dangerous amounts of raw enchantment and is so unstable it can only exist in a universe saturated with raw magic.

Orichalcum	Mythology of Atlantis	A metallic pink or red colored metal mined in Atlantis; another name for it is mountain copper. May be based on Auricupride.

Polydenum	OtherSpace	A metallic, radioactive, explosive element found in some planetary cores that is mined and refined to become the main fuel for starship sub-light engines in the OtherSpace multiverse, as well as a potent explosive.

Polydichloric euthimal	Outland	A powerful amphetamine type stimulant that greatly increases miner's productivity in the Brith science fiction thriller Outland. Prolonged use leads to severe psychosis frequently ending in deadly violence or suicide.

Quadium	The Mouse That Roared by Leonard Wibberley	Also known as H4, quadium is a particle that is so highly unstable as to make it effectively non-existent, although attempts have been made to isolate it.

Radium X	The Invisible Ray	Radium X was an intensively radioactive extraterrestrial element discovered by Dr. Janos Rukh (Boris Karloff) in the 1936 film The Invisible Ray.

Rearden Metal	Atlas Shrugged	Rearden Metal is a greenish-blue alloy invented by Hank Rearden. Lighter and stronger than traditional steel, it is to steel what steel was to iron.

Red Mercury	Red Mercury (film)	Red mercury is a hoax substance of uncertain composition purportedly used in the creation of nuclear bombs.

Redstone	Minecraft	Redstone is a material that can be found in the award-winning independent sandbox video game Minecraft. Redstone has been described as "perhaps the biggest stroke of genius in Minecraft".

Regalite	I Expect You To Die	A purple liquid with the atomic number 11 and the symbol Re that makes a compound that produces clouds when exposed to air when mixed with Arsonium, and an antivirus when mixed with Nanite and Sanite.

Sanite	I Expect You To Die	A red liquid with the atomic number 17 and the symbol Y that makes a compound that is corrosive to copper when mixed with Arsonium and Galine, and an antivirus when mixed with Regalite and Nanite.

Saronite	World of Warcraft	A teal-colored metal found in the land of Northrend. Said to be created from the blood of the old god Yogg-Saron, those who spend prolonged periods of time in Saronite mines will complain of ghostly whispers and be driven to insanity.

Scrith	Ringworld	Structural material for Ringworld, with a tensile strength on the order of the strong nuclear force.

Stygian Iron	Rick Riordan books (Introduced in The Battle of the Labyrinth)	A type of iron mined in the Underworld and forged in the River Styx. Unlike Celestial Bronze and Imperial Gold, monsters killed by it cannot reform, and it can kill non-magical creatures as well as magical creatures.

Supermanium	DC Comics	Used in the manufacture of Superman's Supermobile, it is a metal so strong that "only Superman's heat vision can soften the substance, and only his super-strength is mighty enough to mold it!"

Taydenite	Ben 10	Taydenite an extremely hard gem, and the most precious material in the galaxy, used as both currency and fuel for spaceships.

Thiotimoline	Isaac Asimov	Thiotimoline is a fictitious chemical compound. The major peculiarity of the chemical is its "endochronicity": it starts dissolving before it makes contact with water.

Thirium	Detroit: Become Human	Primarily used for the synthesis of "Blue Blood", a fluid that circulates energy and information inside CyberLife androids. It has a destabilizing effect on hormone production.

Timonium	Numerous works	In the Liaden universe, the planet Surebleak[clarification needed] was at one time a mining center for timonium before large amounts were discovered in another nearby star system.

Transformium	Transformers: Age of Extinction	A programmable material that the Transformers are made from.

Tritanium	Star Trek	The fictional metal tritanium was referred to in many episodes as an extremely hard alloy used in starship hulls and hand-held tools.

Tritanium	Eve Online	In the Eve universe, tritanium is a versatile material and is the primary material used in the construction of virtually all star ships and star ship components.

Truthitonium	The Ambidextrous Universe	Martin Gardner, describes Truthitonium as the invention of Ralph Cooper of Los Alamos. It is created momentarily (called a moment of Truth), by annihilating a Truthiton (a proto-proton) with a pseudo electron (a fiction), after which it degenerates releasing 2000 neutrinos and then, imploding into nothingness "leaving behind not a particle of Truth".

Unobtanium	Aerospace term, Avatar, The Core	A substance having the exact properties required for a piece of hardware or other item of use, but not obtainable either because it theoretically cannot exist, geopolitical events preclude access to it, or because current technological limitations prevent its manufacture.

Upsidaisium	The Adventures of Rocky and Bullwinkle and Friends	A focus of the second-longest Rocky and Bullwinkle story arc, Upsidaisium, an anti-gravity metal, is much sought after by the US government.

Uridium	Uridium	Fictional metal named in the 1986 computer game Uridium, available for the Commodore 64, ZX Spectrum, BBC Micro, and Amstrad CPC.

Uru	Marvel Comics	A fictional metal that appears in the Marvel Universe, utilized by the residents of Asgard. Uru has the unique properties of being both highly durable and capable of holding enchantments.

Verterium cortenide	Star Trek	Verterium cortenide plays a key role in Star Trek's warp drive propulsion system, since it is referred to as the only compound capable of generating warp fields when supplied with energy from the warp core.

Vibranium	Marvel Comics	A fictional metal that appears in the Marvel Universe, first appearing in Daredevil #13 (February 1966), by writer Stan Lee and artist John Romita.

Wishalloy	Aerospace term	An alternative to unobtainium, possibly indicating that the substance in question is theoretically impossible according to known scientific theory. Historically Scramjets have been described[by whom?] as being made from unobtainium reinforced wishalloy.

Xirdalium	The Chase of the Golden Meteor	An element which is, in the French first edition of the novel, about a hundred thousand times more radioactive than radium.

Xithricite	Vendetta Online	A bright green mineral used to produce incredibly strong alloys originally discovered by explorers from the Neutral Territories. References to it are found throughout the game's item descriptions and is used in everything from spaceship hulls to railgun ammunition.

Z-Crystals	Pokémon	Mysterious crystals to be held by Pokémon and used in battle to upgrade normal moves to Z-Moves through the use of a Z-Ring by their trainer.

Sentence(s)

Janos Rukh discovered "Radium X" in The Invisible Ray in 1936.

final_sentence: Janos Rukh discovered "Radium X" in The Invisible Ray in 1936.