Ferros

A resilient metal that is hardened by the impurities within it.

—In-game Description

Ferros is a common resource obtainable by mining red ore veins in the Plains of Eidolon. Its main use is in crafting Fersteel Alloy.

Blueprints Requiring Ferros[]

Blueprint	Type	Quantity
Devolved Namalon x20	Resource	20
Fersteel Alloy x20	Resource	20

Total	40

Last updated: Hotfix 29.5.8 (2020-12-11)

Based on its appearance and description, this is almost certainly an iron ore. Its name is likely an Orokin or Ostron nomenclature based in the Latin word for iron, which is "ferrum".

Resources / Components Edit

Common	Alloy Plate • Ferrite • Nano Spores • Salvage
Uncommon	Carbides • Circuits • Cryotic • Cubic Diodes • Hexenon • Oxium • Plastids • Polymer Bundle • Rubedo
Rare	Argon Crystal • Control Module • Gallium • Morphics • Neural Sensors • Neurodes • Orokin Cell • Tellurium
Research	Antiserum Injector Fragment • Detonite Ampule ( Detonite Injector) • Fieldron Sample ( Fieldron) • Mutagen Sample ( Mutagen Mass) • Pigment • Synthula
Navigation	Animo Nav Beacon • Cryptographic ALU • Judgement Points • Nav Coordinate • Omega Isotope
Special	Ayatan Amber Star • Ayatan Cyan Star • Endo • Granum Crown ( Exemplar Granum Crown, Zenith Granum Crown) • Intact Sentient Core • Javlok Capacitor • Kavat Genetic Code • Nitain Extract • Orokin Cipher • Kuva • Riven Sliver • Somatic Fibers • Steel Essence • Synthetic Eidolon Shard • Vitus Essence • Void Traces • Spectral Debris

Common	Carbides • Cubic Diodes • Titanium • Ticor Plate
Uncommon	Asterite • Gallos Rods • Isos
Rare	Aucrux Capacitors • Komms • Nullstones
Special	Anomaly Shard • Corrupted Holokey • Kuva • Riven Sliver • Void Traces

Quests
Octavia's Anthem	Mandachord (Mandachord Body • Mandachord Fret • Mandachord Bridge)
The Archwing	Orokin Archive
The Jordas Precept	Pherliac Pods ( Chitinous Husk • Infected Palpators • Pulsating Tubercles • Severed Bile Sac)
The Limbo Theorem	Proof Fragment
The New Strange	Chroma Mark • Chroma Signal • Scorched Beacon

Plants
Corpus Outpost	Frostleaf
Grineer Asteroid	Vestan Moss
Grineer Forest (Day)	Sunlight Dragonlily • Sunlight Jadeleaf • Sunlight Threshcone
Grineer Forest (Night)	Moonlight Dragonlily • Moonlight Jadeleaf • Moonlight Threshcone
Grineer Settlement	Ruk's Claw
Grineer Shipyard	Dusklight Sarracenia
Orokin Moon	Lunar Pitcher

Events
Arid Fear	Corpus Cipher • Corpus Datamass
Sling-Stone	Alpha Corruptor • Beta Corruptor • Stable Corruptor
Tethra's Doom	Tethra Data Fragments
The Pyrus Project	Pyrus Essence • Trembera Essence
Nightwave	Cephalite Resonance • Zealot Derelict Code
Prime Resurgence	Aya • Regal Aya

Common	Grokdrul • Iradite • Maprico • Nistlepod
Uncommon	Condroc Wing • Kuaka Spinal Claw
Rare	Cetus Wisp • Breath Of The Eidolon
Sentient	Eidolon Shard • Brilliant Eidolon Shard • Radiant Eidolon Shard • Exceptional Sentient Core • Flawless Sentient Core • Intact Sentient Core
Narmer	Narmer Isoplast
Event	Hemocyte Cystolith

Mining
Metals (Red Veins)	Auron ( Auroxium Alloy) • Coprun ( Coprite Alloy) • Ferros ( Fersteel Alloy) • Pyrol ( Pyrotic Alloy)
Gems (Blue Veins)	Azurite ( Tear Azurite) • Crimzian ( Star Crimzian) • Devar ( Esher Devar) • Nyth ( Heart Nyth) • Sentirum ( Radian Sentirum) • Veridos ( Marquise Veridos)

Fishing
Spoils	Fish Meat • Fish Oil • Fish Scales
Parts	Charc Electroplax • Cuthol Tendrils • Goopolla Spleen • Karkina Antenna • Khut-Khut Venom Sac • Mawfish Bones • Mortus Horn • Murkray Liver • Norg Brain • Seram Beetle Shell • Sharrac Teeth • Tralok Eyes • Yogwun Stomach
Junk	Boot

Common	Gorgaricus Spore • Mytocardia Spore • Tepa Nodule • Thermal Sludge
Bonds	Advances Debt-Bond • Familial Debt-Bond • Medical Debt-Bond Shelter Debt-Bond • Training Debt-Bond
Systems	Atmo Systems • Gyromag Systems • Repeller Systems
Toroid	Calda Toroid • Sola Toroid • Vega Toroid • Crisma Toroid • Lazulite Toroid
Narmer	Narmer Isoplast
Event	Diluted Thermia

Mining
Ores (Red Veins)	Axidite ( Axidrol Alloy) • Hesperon ( Hespazym Alloy) • Travoride ( Travocyte Alloy) • Venerol ( Venerdo Alloy)
Gems (Blue Veins)	Amarast ( Star Amarast) • Goblite ( Goblite Tears) • Noctrul ( Heart Noctrul) • Phasmin ( Smooth Phasmin) • Thyst ( Marquise Thyst) • Zodian ( Radiant Zodian)

Fishing
Spoils	Scrap
Parts	Echowinder Anoscopic Sensor • Tink Dissipator Coil • Synathid Ecosynth Analyzer • Tromyzon Entroplasma • Scrubber Exa Brain • Longwinder Lathe Coagulant • Brickie Muon Battery • Recaster Neural Relay • Mirewinder Parallel Biode • Eye-Eye Rotoblade • Charamote Sagan Module • Kriller Thermal Laser • Sapcaddy Venedo Case
Junk	Crewman's Boot

Common	Ganglion • Lucent Teroglobe • Pustulite
Rare	Scintillant • Seriglass Shard
Residue	Fass Residue • Vome Residue
Tokens	Daughter Token • Father Token • Grandmother Token • Mother Token • Otak Token • Son Token
Orokin Matrix	Orokin Animus Matrix • Orokin Ballistics Matrix • Orokin Orientation Matrix
Necramech	Damaged Necramech Casing • Damaged Necramech Engine • Damaged Necramech Pod • Damaged Necramech Weapon Barrel • Damaged Necramech Weapon Pod • Damaged Necramech Weapon Receiver • Damaged Necramech Weapon Stock

Mining
Minerals (Yellow Lesions)	Adramalium ( Adramal Alloy) • Bapholite ( Tempered Bapholite) • Namalon ( Devolved Namalon) • Thaumica ( Thaumic Distillate)
Gems (Blue Lesions)	Dagonic ( Purged Dagonic) • Embolos ( Cabochon Embolos) • Heciphron ( Purified Heciphron) • Necrathene ( Stellated Necrathene) • Tiametrite ( Faceted Tiametrite) • Xenorhast ( Trapezium Xenorhast)

Fishing
Spoils	Benign Infested Tumor • Ferment Bladder • Tubercular Gill System
Parts	Biotic Filter • Cranial Foremount • Dendrite Blastoma • Ocular Stem-Root • Parasitic Tethermaw • Pustulent Cognitive Nodule • Saturated Muscle Mass • Spinal Core Section • Sporulate Sac • Waxen Sebum Deposit

Common	Ferrite • Alloy Plate
Rare	Entrati Lanthorn • Voidgel Orb
Voidplume	Voidplume Crest • Voidplume Down • Voidplume Pinion • Voidplume Quill • Voidplume Vane
Thrax	Thrax Plasm
Void Armageddon	Argozene