Umbalite is a rare and exceptionally beautiful variety of pyrope–almandine–spessartine garnet, known for its vivid pink to raspberry-red hues. It is found primarily in the Umba Valley of Tanzania, from which it gets its name. Umbalite is prized for its rich, velvety color and excellent brilliance.

Key Characteristics

Color:

• Soft pastel pink

• Intense rose

• Hot pink

• Raspberry-red and purplish-red
  Its color often shows a fine balance between pink and red, sometimes with a subtle violet undertone.

Luster & Brilliance:

• High refractive index gives Umbalite a lively sparkle and strong internal fire.

• Exhibits excellent transparency when well-cut.

Composition:

• A mix within the pyrope–almandine–spessartine series, giving it a unique color range.

Hardness:

• 7–7.5 on the Mohs scale, making it durable for daily wear jewelry.

Rarity:

• Far less common than many other garnets. True Umbalite is sourced from limited deposits and is considered collectable.

Treatments:

• Typically untreated; garnets are rarely enhanced, contributing to their natural appeal.

Why It’s Popular

• Distinct, luxurious color palette

• Excellent durability

• Natural, untreated appeal

• Increasingly difficult to find, especially in larger or saturated pieces