Frozen Trail Cobalt JewelLimited to: 2 Radius: Medium(7-10)% increased Projectile Damage With at least 40 Intelligence in Radius, Frostbolt Projectiles gain 40% increased Projectile Speed per second With at least 40 Intelligence in Radius, Frostbolt fires 2 additional ProjectilesThe Maraketh knew that a mountain path free of vegetation was cut by regular avalanches, and so the advancing Eternals were unwittingly drawn into a deathtrap.Place into an allocated jewel socket on the Passive Skill Tree. Right click to remove from the Socket.
Frozen Trail is a uniqueCobalt JewelCobalt JewelPlace into an allocated Jewel Socket on the Passive Skill Tree. Right click to remove from the Socket.. It is a threshold jewel that enhances FrostboltFrostboltSpell, Projectile, Cold Level: (1-20) Cost: (6-25) Mana Cast Time: 0.75 sec Critical Strike Chance: 5.00% Effectiveness of Added Damage: (250-360)% Projectile Speed: 375Fires a slow-moving projectile that pierces through enemies, dealing cold damage.Deals (9-1594) to (13-2392) Cold Damage Projectiles Pierce all Targets
Additional Effects From 1-20% Quality: Projectiles that have Pierced deal (1-20)% more DamagePlace into an item socket of the right colour to gain this skill. Right click to remove from a socket..
Mechanics
This gem can't be socketed more than twice. Putting this gem into two different Passive-Tree-Sockets will work and increase the amount of frostbolts to 5.
Unique Threshold Jewels are no longer offered as a quest reward for completing "Death to Purity" in Act 5. Instead, you are now offered a choice of a Rare Crimson, Rare Cobalt, or Rare Viridian Jewel.
The following Unique Jewels can no longer be obtained: First Snow, Frozen Trail, Growing Agony, Overwhelming Odds, Rapid Expansion, Steel Spirit, Weight of the Empire, and Winter Burial.
Cobalt JewelCobalt JewelPlace into an allocated Jewel Socket on the Passive Skill Tree. Right click to remove from the Socket.
. It is a threshold jewel that enhances 
FrostboltFrostboltSpell, Projectile, Cold
.
