Thorim's Sigil

Unlocking the Celestial Planetarium

1. 
   
2. Complete I Choose You, Steelbreaker or I Choose You, Runemaster Molgeim, enabling one Archivum Data Disc to drop (it is not party loot; similar to Key to the Focusing Iris).
3. 
   
4. Accept the quest from the disc and bring it to the Archivum Console, located beyond the Assembly of Iron.
5. 
   
6. After listening to the Archivum Console speak, accept the quest The Celestial Planetarium from Prospector Loren. Locate the Celestial Planetarium and return to Prospector Loren.
7. 
   
8. This enables four quests to obtain the watchers' sigils, which may be performed in any order:
   
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   • Freya's Sigil - Complete Knock, Knock, Knock on Wood.
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   • Hodir's Sigil - Complete I Could Say That This Cache Was Rare.
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   • Mimiron's Sigil - Complete Firefighter.
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   • Thorim's Sigil - Complete Lose Your Illusion.
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9. 
   
10. Complete all four quests to enable the quest Algalon from Prospector Loren.
11. 
    
12. Simply speak to the Archivum Console to complete the quest, rewarding Celestial Planetarium Key.

I think this quest is bugged. Just did it on hard mode, but no sigil dropped. this happening to anyone else or just me?

Working fine in patch 7.0.3 post Legion launch:

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• 10man
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• Go in the room and kill the initial trash until the lever to open the left door becomes active.
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• Open it, run through, avoid the middle circles in the ground on the top floor.
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• Aggro Thorim so he jumps down, jump after him rightaway, kill him.
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• Sigil is in the chest
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