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Infinite Craft Recipes

How to Make Actinium-225 in Infinite Craft

Actinium-225 is a long haul. Even on the shortest known route it takes 50 combinations to get there, and the final one is Actinium plus Cesium-137. Expect to build several intermediate elements you will never use again.

The final combination

ActiniumCesium-137Actinium-225

Marathon50 steps from the base elementscrafting depth 71

Full crafting path from the base elements

Start with Water, Fire, Wind and Earth, then follow these 50 combinations in order.

  1. 1EarthWaterPlant
  2. 2EarthPlantTree
  3. 3TreeWaterRiver
  4. 4RiverTreePaper
  5. 5PaperPlantBook
  6. 6EarthRiverDelta
  7. 7BookDeltaAlphabet
  8. 8WaterWaterLake
  9. 9FireWindSmoke
  10. 10EarthFireLava
  11. 11LavaWaterStone
  12. 12SmokeStoneStatue
  13. 13SmokeStatueOzymandias
  14. 14LakeOzymandiasShelley
  15. 15ShelleySmokePoem
  16. 16AlphabetPoemAcrostic
  17. 17WindWindTornado
  18. 18TornadoTornadoHurricane
  19. 19WaterWindWave
  20. 20EarthWaveSand
  21. 21FireSandGlass
  22. 22GlassWindWindow
  23. 23HurricaneWindowBroken
  24. 24StoneStoneBoulder
  25. 25BoulderSandSandstone
  26. 26EarthEarthMountain
  27. 27LakeMountainFjord
  28. 28FjordMountainNorway
  29. 29FireNorwayViking
  30. 30FireVikingThor
  31. 31SandstoneThorThorium
  32. 32BrokenThoriumThallium
  33. 33ThalliumThoriumThulium
  34. 34AcrosticThuliumActinium
  35. 35SmokeWaterFog
  36. 36FogWaterIce
  37. 37FireWaterSteam
  38. 38FireSteamEngine
  39. 39EngineEngineRocket
  40. 40IceRocketAstronaut
  41. 41PlantWindDandelion
  42. 42DandelionEarthFlower
  43. 43LakePlantLily
  44. 44LilyWaterPond
  45. 45FirePondSoup
  46. 46PlantSoupSalad
  47. 47FlowerSaladCaesar
  48. 48CaesarDeltaCesium
  49. 49AstronautCesiumCesium-137
  50. 50ActiniumCesium-137Actinium-225
Crafting tree
1Earth + Water→ Plant2Earth + Plant→ Tree3Tree + Water→ River4River + Tree→ Paper5Paper + Plant→ Book6Earth + River→ Delta7Book + Delta→ Alphabet8Water + Water→ Lake9Fire + Wind→ Smoke10Earth + Fire→ Lava11Lava + Water→ Stone12Smoke + Stone→ Statue13Smoke + Statue→ Ozymandias14Lake + Ozymandias→ Shelley15Shelley + Smoke→ Poem16Alphabet + Poem→ Acrostic17Wind + Wind→ Tornado18Tornado + Tornado→ Hurricane19Water + Wind→ Wave20Earth + Wave→ Sand21Fire + Sand→ Glass22Glass + Wind→ Window23Hurricane + Window→ Broken24Stone + Stone→ Boulder25Boulder + Sand→ Sandstone26Earth + Earth→ Mountain27Lake + Mountain→ Fjord28Fjord + Mountain→ Norway29Fire + Norway→ Viking30Fire + Viking→ Thor31Sandstone + Thor→ Thorium32Broken + Thorium→ Thallium33Thallium + Thorium→ Thulium34Acrostic + Thulium→ Actinium35Smoke + Water→ Fog36Fog + Water→ Ice37Fire + Water→ Steam38Fire + Steam→ Engine39Engine + Engine→ Rocket40Ice + Rocket→ Astronaut41Plant + Wind→ Dandelion42Dandelion + Earth→ Flower43Lake + Plant→ Lily44Lily + Water→ Pond45Fire + Pond→ Soup46Plant + Soup→ Salad47Flower + Salad→ Caesar48Caesar + Delta→ Cesium49Astronaut + Cesium→ Cesium-13750Actinium + Cesium-137→ Actinium-225

Actinium-225 at a glance

Steps to craft
50
Marathon
Crafting depth
71
longer than 99% of solved elements
Known recipes
1
only one way
Used in
0
other combinations

Other elements that take 50 steps

Similar effort to Actinium-225, if you want something else to chase.

Frequently asked questions

How do you make Actinium-225 in Infinite Craft?

Combine Actinium with Cesium-137. The full path from the base elements takes 50 steps.

How many steps does it take to make Actinium-225?

50 steps on the shortest known path from Water, Fire, Wind and Earth.

Is Actinium-225 hard to make in Infinite Craft?

It rates as marathon. At 50 steps it is longer than 99% of solved elements.

Is there more than one way to make Actinium-225?

Only one known combination produces Actinium-225.

Path verified against the open recipe graph on . Method described in our methodology, data credited on data sources.