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Purity of Fire

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Purity of FireAura, Spell, AoE, Fire
Radius: 36
Mana Reserved: 35%
Can Store 1 Use(s)
Cooldown Time: 1.20 sec
Requires Level 24Casts an aura that grants fire resistance to you and your allies.Per 1% Quality:
1% increased Area of Effect
You and nearby allies gain (22-41)% additional Fire Resistance
+(0-19) to radius
You and nearby allies gain (0-4)% additional maximum Fire Resistance
Place into an item socket of the right colour to gain this skill. Right click to remove from a socket.
Purity of Fire skill icon.pngPurity of Fire inventory icon.png
Level: 24
Purchase Costs
Normal1x Orb of Alteration
Sell Price
1x Scroll Fragment
Item class: Active Skill Gems
Metadata ID: Metadata/Items/Gems/SkillGemFireResistAura

Purity of Fire skill screenshot.jpg

Purity of Fire is an aura that grants fire resistance to the caster and his allies.

Skill functions and interactions

Both the additional fire resistance and additional maximum fire resistance are affected by increased aura effect.

The following x% increase in aura effect are needed to receive a higher amount of max resistances. +5% max resistance are gained by a lvl 23 version of the aura.

Aura Bonus/ Actual Bonus +5% max +6% max +7% max +8% max +9% max +10% max +11% max +12% max +13% max
+4% max 25% 50% 75% 100% 125% 150% N/A N/A N/A
+5% max 0% 20% 40% 60% 80% 100% 120% 140% 160%

The passive tree can provide 69% aura effect which requires heavy point investment though. The Guardian Templar class can have an additional 10% effect and the Champion Duelist class an additional 5%. Conqueror's PotencyConqueror's Potency
Cobalt Jewel
Limited to: 18% increased effect of Flasks on you
3% increased effect of Non-Curse Auras from your Skills
4% increased Effect of your Curses
What you earn is almost as important as what you take.Place into an allocated Jewel Socket on the Passive Skill Tree. Right click to remove from the Socket.
can provide another 3% effect.

Through the use of Victario's InfluenceVictario's Influence
Lacquered Garb
Quality: +20%
Evasion: (686-772)
Energy Shield: (134-151)
Movement Speed: -3%
Requires Level 52, 76 Dex, 76 Int+1 to Level of Socketed Aura Gems
Socketed Gems are Supported by Level 30 Generosity
Socketed Gems have 30% reduced Mana Reservation
(120-150)% increased Evasion and Energy Shield
(20-40)% increased Area of Effect of Aura Skills
(10-15)% increased effect of Non-Curse Auras from your Skills
"Every life is a story.
If you're not writing your own,
you'd better know who's writing it for you!"
- Victario, the People's Poet
with its lvl 30 Generosity Support and up to 15% effect mod, an additional 64% increased aura effect can be obtained. However, supported auras will not affect you.

If the player equips a Dying BreathDying Breath
Iron Staff
Quality: +20%
Physical Damage: 19.256.4
Critical Strike Chance: 6.40%
Attacks per Second: 1.20
Weapon Range: 11
Requires Level 18, 35 Str, 35 Int+18% Chance to Block Attack Damage while wielding a Staff18% increased Cast Speed
18% increased maximum Mana
18% increased Area of Effect of Aura Skills
18% increased Area of Effect of Curse Skills
Nearby Enemies have 18% increased Effect of Curses on them
Nearby allies gain 18% increased Damage
18% increased effect of Non-Curse Auras from your Skills
The whispers of the dead
Carry wisdom for the living,
If you are willing to give your life
To listen.
, an additional 18% effect can be achieved at the cost of a shield (such as Prism GuardianPrism Guardian
Archon Kite Shield
Quality: +20%
Chance to Block: 22%
Armour: 187
Energy Shield: 36
Requires Level 68, 85 Str, 85 Int+12% to all Elemental Resistances+2 to Level of Socketed Aura Gems
Socketed Gems have Blood Magic
Socketed Gems have 25% reduced Mana Reservation
+(20-30) to Dexterity
+25% to all Elemental Resistances
When blood is paid, the weak think twice.
) and weapon (such as Advancing FortressAdvancing Fortress
Gut Ripper
Quality: +20%
Physical Damage: (44-48)(116.6-127.2)
Critical Strike Chance: 6.30%
Attacks per Second: 1.50
Weapon Range: 9
Requires Level 46, 80 Dex, 80 Int+44 Life gained for each Enemy hit by AttacksSocketed Gems are Supported by Level 12 Fortify
(100-120)% increased Physical Damage
+110 to Evasion Rating
+(30-50) to maximum Life
+35 to maximum Energy Shield
Reflects (71-90) Physical Damage to Melee Attackers
15% Chance to Block Attack Damage
"A man cowers behind his walls.
A woman carries her fortress with her.
In heart, in mind, in hand."
- Sekhema Deshret
or Ephemeral EdgeEphemeral Edge
Dusk Blade
One Handed Sword
Quality: +20%
Physical Damage: 51.3145.8
Critical Strike Chance: 5.00%
Attacks per Second: 1.30
Weapon Range: 9
Requires Level 32, 57 Str, 57 Dex40% increased Global Accuracy Rating150% increased Physical Damage
+10 to Intelligence
50% increased Global Critical Strike Chance
(0.6-1)% of Physical Attack Damage Leeched as Mana
10% reduced maximum Life
(40-50)% increased maximum Energy Shield
In the rift between future and past,
life passes quickly.

All this sums up to a maximum effect of 154% for non Champion/Guardian, 159% for Champion and 164% for Guardian.

See the aura page for more details.

Gem level progression

max. Fire
Exp.Total Exp.

Item acquisition

Vendor reward

This item can be bought at the listed npc vendors after completing the following quests:

Class →WitchShadowRangerDuelistMarauderTemplarScion
Quest ↓
A Fixture of Fate
Act 3
Lost in Love
Act 3
Fallen from Grace
Act 6
Lilly Roth

Related helmet enchantments

The following helmet enchantments affect Purity of Fire.

NameFor generated item/monster modifiers the minimum item/monster level respectively. Some generation types may not require this condition to be met, however item level restrictions may be raised to 80% of this value.StatsSpawn Weighting
Enchantment Purity Of Fire Mana Reservation 166Purity of Fire has 14% reduced Mana Reservationhelmet 100
default 0
Enchantment Purity Of Fire Mana Reservation 275Purity of Fire has 20% reduced Mana Reservationhelmet 100
default 0

See also

  • Vaal Impurity of FireVaal Impurity of FireAura, Vaal, Spell, AoE, Duration, Fire
    Souls Per Use: 50 (N) /
    Can Store 1 Use(s)
    Can Store 1 Use(s)
    Soul Gain Prevention: 8.000 sec
    Cooldown Time: 0.50 sec
    Requires Level 24Casts an aura that reduces fire damage taken and provides ignite immunity to you and nearby allies, and makes hits against nearby enemies ignore their fire resistance.Per 1% Quality:
    1% increased Area of Effect
    25% less Fire Damage taken
    +(14-20) to radius
    Base duration is 3 seconds
    You and nearby allies are Immune to Ignite
    Nearby Enemies' Fire Resistance is Ignored by Hits
    Modifiers to Skill Effect Duration also apply to this Skill's Soul Gain Prevention
    (0-76)% increased effect of Aura
    Place into an item socket of the right colour to gain this skill. Right click to remove from a socket.
    Vaal Impurity of Fire skill icon.png

Version history

Version Changes
  • Now instant by default and can therefore be used while moving.
  • All instant skills now have cooldown 1 second or less.
  • Instant skills cannot be supported by Spell Echo and will not be cast a second time by similar effects (such as from the Echoing Shrine).
  • Mana reservation cost reduced from 40% to 35%.
  • Purity of Fire has been added to the game.