Unlocking Natlan's Secrets: Your Complete Guide to Iridescent Inscription Fragments
Uncover Natlan's ancient secrets with the Iridescent Inscription Fragments, a crucial quest for lore enthusiasts. This guide reveals fragment locations and rewards, including a Luxurious Chest with Primogems and Pyro Sigils.
Wow, diving into Natlan in 2025 has been an absolute blast, hasn't it? The deeper we go into the Land of Pyro, the more the lore about the Abyss and the truth of Teyvat seems to unravel right before our eyes. It feels like we're on the cusp of something huge, maybe even finally confronting the mystery of the false sky! And guess what? We're not alone in this thirst for knowledge. Just the other day, while I was exploring near the Goldflame Qucusaur Tyrant boss area, I bumped into this super dedicated researcher named Chuno. He's part of the Saurian Relics Association, and he practically begged me for help finding these ancient artifacts called Iridescent Inscription Fragments. Turns out, these fragments are key to uncovering some seriously buried secrets of the past. Finding all four is a bit of a trek, but trust me, the payoff is worth it! Let me walk you through exactly how to get them and what Chuno gives you in return.
So, Where Do We Find Chuno to Turn These In?
First things first, you gotta know where to hand these precious fragments over. Chuno isn't exactly hiding, but he's tucked away in a pretty specific spot:
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Head South: Teleport to the Waypoint located directly south of the intimidating Goldflame Qucusaur Tyrant boss arena.
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Go North: From that Waypoint, make your way north.
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Look for Shelter: You'll come across a broken-down shelter structure. That's your destination!
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Meet Chuno: Inside that shelter, you'll find Chuno, the eager researcher, waiting. Just talk to him and hand over the goods!

Chuno's hiding spot south of the Goldflame Qucusaur Tyrant boss - easy to miss if you're not looking!
The Sweet, Sweet Rewards (Seriously, Don't Skip This!)
Handing over all four Iridescent Inscription Fragments to Chuno isn't just about lore; you get some seriously nice loot:
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💡 The "Will This Really Work?" Achievement pops up – a nice little badge for your efforts.
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🎁 A glorious Luxurious Chest appears! Crack it open for:
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10 Primogems (Always welcome!)
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30 Adventure EXP (Helps push that Adventure Rank)
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4 Pyro Sigils (Essential for Natlan's offerings)
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Plus various other resources like Mora, Enhancement Ores, or character/weapon materials.
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Just a taste of the goodies inside that Luxurious Chest!
Okay, The Main Event: Finding All Four Iridescent Inscription Fragments
Alright, here's the crucial part – tracking down those four elusive fragments. Each one comes from a different activity. Some are straightforward quest completions, one requires a bit of exploration savvy:
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Complete the "Peace to the Slumbering" Quest: Just finish this World Quest chain. It's usually tied to specific areas or puzzles in Natlan. Check your quest log!
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Finish the "Tracer No Tracing" Quest (also known as "Seeker No Finding"): Another World Quest you need to see through to the end. Pay attention to NPCs around key settlements or exploration points.
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Conclude the "Revelation of the Past" Quest: Yep, another World Quest finale. These three quest-related fragments are your 'easiest' gets, as long as you're progressing through Natlan's storylines.
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Explore Firethief’s Secret Isle: This one's the trickiest and requires active exploration. Here's the step-by-step I used:
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Location: Head east of the People of the Springs area, specifically looking south of the Scions of the Canopy tribe territory.
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Look to the Sea: Scan the ocean. You should spot two small islands relatively close to shore.
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Go Further South: This is key! From those two islands, you need to keep traveling south into the open sea. Use Mualani's special swimming or hop on a trusty Koholasaurus to cover the distance.
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Find the Hidden Isle: Keep going south until a larger, hidden island appears – that's Firethief’s Secret Isle!
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Conquer the Challenges: The island has four distinct challenges. Complete them all to snag the final fragment:
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Challenge 1: Starts on the northwestern shore. Pretty straightforward intro.
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Challenge 2: Found near the water, often with some playful Koholasaurus nearby.
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Challenge 3: Located on the opposite side of the island, close to the shoreline near a tall cliff face or wall.
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Challenge 4: The finale! This one's up on the peak. Be prepared for a tough fight: you'll face three waves of Elemental Wayob.
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Wave 1: Dendro Wayob
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Wave 2: Geo Wayob
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Wave 3: Hydro Wayob
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😤 Team Tip for the Peak Fight: This battle can drag if you're not prepared! Bring a team that can effectively counter Dendro, Geo, and Hydro. Pyro DPS is obviously great in Natlan, but having some Cryo or Electro for the Hydro Waveob, or Geo/Claymore users for the Geo Waveob, will make things much smoother. Trust me, I learned the hard way!
Finding Firethief's Secret Isle takes some sailing persistence!
Putting It All Together
Phew, gathering those four Iridescent Inscription Fragments definitely takes some dedication! You'll be questing across Natlan and braving the open seas to find that hidden isle. But honestly, the journey itself is part of the fun – you see so much of this beautiful, lore-rich region. And finally handing them all over to Chuno in that little broken shelter south of the Tyrant boss? That "Will This Really Work?" achievement popping up and cracking open that Luxurious Chest loaded with Primogems, Sigils, and EXP feels like a real victory. It’s more than just rewards; it feels like we're actively helping piece together the deep, ancient history of Natlan and Teyvat itself. Totally worth the effort in my book! Now, get out there and start hunting those fragments, Traveler!