Pink spinel is a precious gemstone prized for its delicate color and rarity. Unlike sapphires and rubies, spinels are generally untreated, which increases their value in the market.
8硬度（满分 10）
Untreated (Natural)The vast majority of pink spinels are untreated. This is their natural state and what makes them so precious. No heat treatment or other enhancement is applied.
Synthetic SpinelSynthetic spinels exist on the market (Verneuil method). They must be clearly disclosed as synthetic and their value is much lower than that of natural spinels.
Fracture Filling (rare)In rare cases, spinels with cracks may be fracture-filled. This treatment must be disclosed as it significantly affects value and durability.
