Chest

In Path of Exile, Loot container came with different form and name:

List of loot containers

• Strongbox (various types)
• Barrel
• Corpse (Container)
• Scribe's Rack
• Vaal Vessel - found in vaal side area
• Izaro's Treasure, found in the Lord's Labyrinth
• Abyssal Trove, reward chest by completing an Abyss encounter
• Hoards, found in Abyssal Depths from an Abyss encounter
• Large Chest, in certain maps
• Large Chest The Twilight Strand (Act 1)
• Perandus chest - found in area with Perandus league flag
• Smuggler's Cache - found in area with Heist league flag
• Curio Display - found in the final reward room of a Heist / Grand Heist encounters

Delve

• Sealed Lockbox - found in Delve and drop generic item
• Bloodstained Lockbox - found in Delve, contains one Vaal map fragment and other item
• Murmuring Lockbox - found in Delve, contains essences
• Foreboding Lockbox - found in Delve, contains prophecies
• Encrusted Lockbox - found in Delve
• Clean Lockbox - found in Delve