This article is about Unknown Gems. You may be looking for Minor Gem Characters.

Unknown Gems are Gems who have been visually shown through holograms, drawings, named, or other methods. They, or their gemstones, have not been officially identified.

"Cheeseburger Backpack"

"Serious Steven"

"Steven the Sword Fighter"

"Sworn to the Sword"

"Keeping it Together"

"Historical Friction"

There is an unknown Gem seen in the play Steven and Jamie put on in "Historical Friction". She does not appear to resemble any other fusions. It is implied that she is a fusion of some or all of the Crystal Gems. There is also a monster; it is most likely a Gem monster.

"The Answer"

There are many unknown silhouette Gems in The Answer in Garnet's flashback.

Image Color Gemstone (Shape, Location) Other Info
The Answer - Unknown Gem 2
Dark Burgundy Oval; Right Elbow She has Ruby-esque hair in two buns.
The Answer - Unknown Gem 3
Teal Tear Drop; Chest She has pointy hair and a knee length dress.
The Answer - Unknown Gem 5
Sky Blue Tear Drop; Chest She has double-pointed hair with bangs and wears a floor length dress similar to that of Yellow Diamond.
The Answer - Unknown Gem 10
Deep Blue Tear Drop; Back Her body, hair, and gemstone are extremely similar to that of Lapis Lazuli.
The Answer - Unknown Gem 9
Cerulean Rectangle; Collar She has poofy hair in a bun, and she is wearing a dress. She is very similar to another unknown Gem that appeared in "Cheeseburger Backpack"
The Answer - Unknown Gem 11
Navy Blue Upside-Down Tear Drop; Chest Her hair is similar to that of Dr. Maheswaran, and is also similar to an unknown Gem seen in "Cheeseburger Backpack".
The Answer - Unknown Gem 13
Light Pink Hexagon; Navel Her hair is similar to that of Rainbow Quartz and has a pointy nose; this unknown Gem is very similar to one seen in "Cheeseburger Backpack".
The Answer - Unknown Gem 17
Pink Square; Navel Her hair is similar to an upside-down comma.
The Answer - Unknown Gem 8
Burgundy Rhombus; Right Eye Her body, hair and gemstone shape are extremely similar to that of Jasper.
The Answer - Unknown Gem 7
Pink Rhombus; Right Eye Her body, hair and gemstone shape are extremely similar to that of Jasper.
The Answer - Unknown Gem 15
Burgundy Circle; Chest She was bald and very bulky, muscular and large. She was poofed by Pearl.
The Answer - Unknown Gem 16
Hot Pink Circle; Chest She was bald and very bulky, muscular and large. She was poofed by Pearl.
The Answer - Unknown Gem 14
Carnation Pink Circle; Chest Her hair is in a pointed "swoop", and she is wearing a robe.
The Answer - Unknown Gem 4
Lavender Unknown She has short hair and is the only Gem whose silhouette does not contain defined hips and hands. Her gemstone's shape and location are currently unknown.
The Answer - Unknown Gem 6
Mauve Oval; Left Elbow She has hair pointed to the left and a muscular build.
The Answer - Unknown Gem 1
Salmon Oval; Chest She has hair in two buns.
The Answer - Unknown Gem 12
Lavender Triangle; Chest

Her hair is pointed in two triangular buns and is wearing a floor length dress.

This Gem is drastically similar to Holly Blue Agate, with the exception of the outfit and gemstone: Holly Blue Agate's gemstone has a teardrop shape is located in her nape, while this Gem's gemstone is triangle-shaped and is located in her chest.

"Same Old World"

There are a few unknown Gems featured in Lapis's flashback.

"Monster Reunion"

There are a few unknown Gems featured in Centipeetle's flashback.


These are the "other Crystal Gems" who were mentioned by Bismuth, except for Nephrite, which is most likely a Homeworld Gem. They appear to be her close friends. Their statuses are unknown.

  • "Crazy Lace" (Crystal Gem, mentioned by Bismuth)
  • "Biggs" (Crystal Gem, mentioned by Bismuth)
  • "Snowflake" (Crystal Gem, mentioned by Bismuth)
  • Nephrite (Homeworld ship pilot, mentioned by Bismuth to Pearl)


At the Beta Kindergarten, Peridot mentions that a certain "Carnelian" came out of her hole sideways.

Other Media

Attack the Light

There is an unknown Gem from Steven Universe: Attack the Light.

Steven Universe Comic

There are some unknown Gems from the Steven Universe comics.


  • The unnamed Gem warrior from "Sworn to the Sword" is voiced by Michaela Dietz. This may imply she is an Amethyst or some type of Quartz.
  • The Gems mentioned by Bismuth all correspond to real-life minerals. "Crazy Lace" is a variety of agate. "Biggs" is a variety of jasper. "Snowflake" is a type of obsidian. "Nephrite" is one of the minerals called jade.

ve Characters in Steven Universe
Crystal Gems Human-Gem Hybrids: Steven

Unfused Gems: PearlAmethystRubySapphireBismuthPeridotLapis LazuliBiggs JasperSnowflake ObsidianLarimar
Gem Fusions: AlexandriteGarnetObsidian (Rose fusion)OpalRainbow QuartzSardonyxSugiliteCrazy Lace AgateMega Pearl
Hybrid Fusions: Obsidian (Steven fusion)Rainbow Quartz 2.0Smoky QuartzStevonnieStegSunstone
Inactive Gems: Rose Quartz
Humans: Connie Maheswaran
Pets: LionPumpkinCat Steven

Homeworld Gems Unfused Gems: CombyEmeraldPebblesPeridotsSapphiresSpinel

Fusion Gems: MalachiteTopazZebra JasperGiant RubyRuby (triple fusion)Lemon JadeBluebird Azurite
Inactive Gems: Pink Diamond

Off Colors Unfused Gems: PadparadschaRutile Twins

Fusion Gems: FluoriteRhodonite
Humans: Lars Barriga

Other Gems (Formerly) Corrupted Gems: Angel Aura QuartzBiggs JasperBixbiteBlue Lace AgateCherry QuartzJasperLace AmethystLarimarNephriteOcean JasperOrange SpodumeneSnowflake ObsidianWatermelon TourmalineZebra JasperDesert GlassBig BirdEarth BeetleFlower MonsterGem Cave CreatureHeaven BeetleInvisible Gem MonsterLighthouse Gem MonsterPyramid Temple GemPlant MonsterSlinkerTongue MonsterWater BearUnknown Giant Gem MonsterOthers

Other Gems: The ClusterMinor GemsMinor Corrupted GemsUnknown Gems (Morganite • Nephrite-XJ Cut-763 • Unknown Quartz Warrior • Blue Diamond's Court • Pink Diamond's EntourageUnknown Crystal Gems67 Elite CitrinesPyritesHessonites, Demantoids, and PyropesKyanites)

Gem Fusions: Cluster Gems (The Cluster)

Comics Gems: Ant Gem MonsterClock Tower GemFrozen FragmentGlass GhostInvisible Manta RayMole Gem MonsterMolluskMonster Lizard GemObeliskOld Book GemPlant MonsterPerils of PweepweeRainbow Cloud MonsterRed Bird Gem MonsterRed Eel MonsterScorching ShardSlime Gem MonsterSlug MonsterSnowbeastTentacle MonsterUnknown Giant Bird

Other Major Characters Humans: Greg UniverseSadie Miller
Recurring Characters Humans: Andy DeMayoBarbara MillerBill DeweyBuck DeweyBuddy BuddwickDante and Martha BarrigaDoug MaheswaranDr. Priyanka MaheswaranHarold SmileyJamieJaneJenny PizzaKevinKiki PizzaKofi PizzaMartyMr. FrymanMystery GirlNanefua PizzaOnionPeedee FrymanQuentin FrowneyRonaldo FrymanShepSour CreamSuitcase SamVidaliaYellowtailZoomans

Other: Baby MelonBlue CrabCactus StevenHolo-PearlMagic MossSteven Jr.Watermelon Stevens

Minor Characters Humans: The Best Diner in the World's WaitressEmpire City Wildlife Rehabilitation Center EmployeeGaryGreg's family (Aunt and Uncle • Aunt DebGrandfatherParents) • Hospital Employees (Dr. GeroDr. StrombergDr. West) JeffKhajima, Jaime, and BrandishMarty's RoadiesMayoral BodyguardsMike KrolOnion's Friends (Garbanzo • Pinto • Soup • Squash) • Patricia and DanielRickySabinaSteven's BabysitterSunshine JusticeWilliam Buford BuchananWilliam DeweyMinor Human Characters

Other: Blue CrabsButt LobsterCrystal BasiliskDogMask Island FishOnion's MouseOnion's SnakeParty GuyRaccoonSeagullsSnakeSteven The ThirdSusanMinor Animal Characters
Aliens: Beetle AliensBird Blob AliensUngulate AliensWorm AliensFlower-Like AliensMinor Alien Characters

Fictional Characters Cookie CatDogcopterMearlPizza JennyMinor Fictional Characters

Camp Pining Hearts: PaulettePercyPierre
Garnet's Universe: FoxmanHopperHoppyRingo
Golf Quest Mini: AceAce's Father
Li'l Butler: Li'l ButlerMr. MoneyMrs. MoneyDaughter Money • Dirtbike Money
Lonely Blade: Evil JanitorLonely BladeLonely Blade's Brother
Rose's Room: Cloud ConnieTiny Floating Whale
The Spirit Morph Saga: ArchimicarusLisaPlinkmanWind Lizard

Antagonists CentipeetlesCrab MonstersCrystal ShrimpDrill ParasitesElectric SkullsFryboRed EyeRobot Shooty ThingSmoke MonsterVine Monsters
Alter Egos Billy Bank AssetsChunk TruckConcrete HeatDashing Danny DooberHandsome Hank HackleschmidtHowl JonesLoch Ness BloggsterPurple PumaSea WaspShark-O-ManiaTiger Millionaire
Attack the Light Blue LightGreen LightIndigo LightOrange LightRed LightViolet LightWhite LightYellow Light

Groups: Light ArmyBlue Monsters • Green Monsters • Indigo MonstersOrange MonstersRed Monsters

Save the Light Hessonite • SquaridotHessonite's Citrines
Unleash the Light DemantoidPyrope
The Phantom Fable Fable • Lonely PearlJasper (Eyeball)
Groups Cool Kids • Crystal GemsCrystal Temps • "Famethyst" • Great Diamond Authority • Homeworld Gems • Hospital EmployeesOff ColorsOnion's FriendsPebblesSadie Killer and the SuspectsSecret Team • Steven and the Stevens • Water ClonesZoomansMinor Human CharactersMinor Animal CharactersMinor Fictional CharactersMinor Gem CharactersMinor Corrupted GemsSpeciesUnknown Gems
Gem Types Aquamarines • BismuthsDiamonds • GarnetsJades • Lapis Lazulis • Nephrites • Pearls • PebblesPeridots • Quartzes • Rubies • Sapphires • Topazes

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