Color change garnet

Colour (or color) change garnet meaning and value.

Color or colour change garnet meaning and value. Color change (or shift) garnet is traditionally wear as jewelry ring.

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Color change garnet meaning

A mix of spessartite and pyrope. This stone presents a color change from brownish in daylight to a rose pink in incandescent light. The phenomena is quite intense and dramatic, surpassing that of the more expensive alexandrite.

Colour change garnet is a rare and valuable member of the garnet group of gemstones. It is highly desired for its distinct ability to change color. It depends on the type of light source. The ability to change color is often erroneously mistaken for pleochroism. Which is the ability to exhibit different colors depending on the viewing angle.

Whereas the phenomena of color change is not dependent on the viewing angle. It is typically a hybrid-mix of spessartite and pyrope and in many cases, may also contain traces of grossularite or almandine garnet.


It is a group of silicate minerals. We use it since the Bronze Age as gemstones and also abrasives.

All species of garnets possess similar physical properties and crystal forms, but differ in chemical composition. The different species are pyrope, also almandine, spessartine, grossular (varieties of which are hessonite or cinnamon-stone and tsavorite), uvarovite and andradite.

The stones make up two solid solution series: pyrope-almandine-spessartine and also uvarovite-grossular-andradite.

Color change garnet phenomena

The intensity of color-change can be quite strong, because It’s often surpassing that of the finest alexandrite. Most of those stones will exhibit a brownish-green or bronze color when viewed under natural daylight, but when viewed under incandescent light, it will appear rose to pink in color.

There are also a variety of other color change combinations possible. In order to truly appreciate the full range of color shift garnet, specimens should be observed under a variety of lighting conditions, including early morning daylight, late afternoon daylight, fluorescent light and incandescent light or candlelight.

No treatment

Like most garnet gemstones, colour change is not known to be treated or also enhanced in any way.

Chemical Formula: [Mg3 + Mn3]AL2(SIO4) – Manganese aluminum silicate
Crystal Structure: Cubic – rhombic, tetrahedron
Hardness: 7 to 7.5
Refractive Index: 1.73 – 1.81
Density: 3.65 to 4.20
Cleavage: None
Transparency: Transparent, translucent, opaque
Luster: Vitreous

Masasi blue color change garnet

Masasi gemstones are the most famous. Masasi is one of the six districts of the Mtwara Region of Tanzania. It is bordered to the north by the Lindi Region, to the east by the Newala District, to the south by the Ruvuma River and Mozambique and to the west by Nanyumbu District.

Color change garnet value

The gemstone is exceptionally rare. It cost at least several hundred US dollars per carat for small and low quality stones. One large specimen has sold for $1.5 million per carat. Color change garnet is traditionally wear as jewelry ring.

Colour change garnet, from Tanzania


What does the color garnet mean?

It ranges in sunrise colors of yellow, gold, orange, scarlet and red, and the more popular shades of lush green. It is a stone of prosperity and abundance, encouraging gratitude and service to others. Associated with the Base, Sacral, Solar Plexus and Heart Chakras, grossular garnet is a deeply spiritual stone.

What is color change garnet value?

Prices range from $500 a carat for good colors with some inclusions, to $2,000 to $7,000 for clean larger stones with top color. color change garnet is the rarest and most valuable of the garnets and is one of the rarest of all colored gemstones.

What is a color shift garnet?

This is a stone which has a very low level of color change. It is too weak to be names as “color change”.

Natural color change garnet for sale in our gem shop

We make custom made color change garnet jewelry as engagement rings, necklaces, stud earrings, bracelets, pendants… Please contact us for a quote.