Yellow gold primeval essence is the rank four form of a Gu Master's aperture essence. It is denser than white silver essence and powers rank four work.
A rank four Gu Master has yellow gold primeval essence. ch. 55 Essence is green copper at rank one, red iron at rank two, white silver at rank three, yellow gold at rank four, and purple crystal at rank five. ch. 475 How primeval essence works across ranks is covered on that page and on aperture and primeval essence.
Quality above white silver
Yellow gold primeval essence at rank four has better quality than white silver primeval essence. It nurtures the aperture more strongly. ch. 275
Liquor worm purification
Nine eyes liquor worm at rank four can purify yellow gold primeval essence by a small realm, matching how lower-rank liquor worms step green copper, red steel, and white silver essence. Using that worm at rank four initial stage yields yellow gold middle stage primeval essence. ch. 326
Stages inside rank four
Initial stage yellow gold essence appears as light gold primeval essence. ch. 331 Nine eyes liquor worm can raise that quality by one small realm into bright golden primeval essence, also called bright gold primeval essence, which cleanses aperture walls and aids battle. ch. 344 ch. 355 Upper stage within rank four is essence gold primeval essence. ch. 358 Peak stage is true gold primeval essence; the next great step after that peak store is rank five initial stage light purple primeval essence. ch. 424
The rank three tier is covered on white silver primeval essence. The rank five tier is covered on purple crystal primeval essence.
Connections(6)
0 later connections are veiled.