已对照游戏内数据、官方开发直播与补丁说明核验，
已针对 Preludes 15 人工核实。
crafting · Rare
高阶和弦石，Tuvalkane Refine 提炼：Lilting Chordstone + Lampyrites。Hotfix 7 补偿发放（Zenith→Sovereign 改名）。用于升阶 Rhapsodic 及武器精炼。
Refine Lilting Chordstone + Lampyrites (Glow/Amber) at Tuvalkane Refine tab. Stock Lampyrites via Nightfold Noble+ dismantle, then chain-refine through the Lampyrite tier path.
高阶和弦石，Tuvalkane Refine 提炼：Lilting Chordstone + Lampyrites。Hotfix 7 补偿发放（Zenith→Sovereign 改名）。用于升阶 Rhapsodic 及武器精炼。
Refine Lilting Chordstone + Lampyrites (Glow/Amber) at Tuvalkane Refine tab. Stock Lampyrites via Nightfold Noble+ dismantle, then chain-refine through the Lampyrite tier path.
Tuvalkane Refine tab — recipe: Lilting Chordstone + Lampyrites — Glow or Amber
Lampyrites: Nightfold dismantle — Noble/Sovereign/Legendary), siege loops, Cogah Agar
Legacy: Hotfix 7 mail compensation — Zenith → Sovereign rebrand, one-time
Mailbox — Hotfix 7 compensation for Zenith→Sovereign rebrand — legacy
同类别材料横向对比，便于判断稀有度与主要掉落来源。
| 物品 | 稀有度 | 主要来源 | 刷取路线 |
|---|---|---|---|
| 悠扬和弦石当前 | Rare | Tuvalkane Refine tab — refine Lilting… | 有 |
| 琥珀灯石 | Rare | Dismantle: Sovereign weapon → Glow +… | 有 |
| 灵光灯石 | Rare | Dismantle: Legendary weapon → Glow +… | 有 |
| 灯石 | Rare | Dismantle: Noble weapon → Glow Lampyrite | 有 |
| 狂想和弦石 | Rare | Tuvalkane Refine tab — refine… | 有 |
| 和弦石 | Uncommon | Craft: Tuvalkane | 有 |
| 微光灯石 | Uncommon | Dismantle: Noble weapon → Glow Lampyrite | 有 |
| 轻快和弦石 | Uncommon | Tuvalkane Refine tab — refine… | 有 |
| 呢喃和弦石 | Uncommon | Tuvalkane Cast tab — up-cast from… | 有 |
| 寂静和弦石 | Common | Tuvalkane Cast tab — craft with… | 有 |
| 混沌和弦石 | Epic | Historical one-time Preludes 15… | 有 |