Natural turquoise is cut and polished with no additives. Stabilized turquoise is genuine turquoise that has been infused with clear resin to harden naturally soft, porous stone so it can be cut and worn. Both are real turquoise; the difference is treatment. Natural turquoise is rarer and more valuable, while stabilized turquoise is more durable, more affordable, and color-stable over time. Reputable sellers always disclose which one you are buying.
6 min read
"Stabilized" is one of the most misunderstood words in turquoise. It does not mean fake. It describes a specific, legitimate treatment that makes the majority of mined turquoise usable in jewelry at all.
Why most turquoise needs treatment
Turquoise forms in a wide range of hardnesses. Only a small fraction of what comes out of the ground is naturally hard enough to cut, set, and wear without crumbling or absorbing oils and discoloring over time. The rest is softer "chalk" turquoise — genuine in chemistry but unusable as-is.
Stabilization solves this. The porous stone is infused with a clear epoxy or resin, hardening it so it can be cut and polished and so its color stays stable through years of wear. This is why a large share of the turquoise in the market — including in fine, artist-made pieces — is stabilized.
Natural turquoise: rarer, and priced for it
Natural turquoise has been cut and polished with nothing added. Because so little mined stone is hard enough to qualify, natural turquoise of good color is genuinely rare and commands the highest prices. It can also change subtly over a lifetime of wear, gradually deepening in color as it interacts with skin oils — a quality many collectors prize.
How they compare
- Authenticity. Both are real turquoise. Stabilized stone is not an imitation.
- Value. Natural is rarer and more valuable; stabilized is more accessible.
- Durability. Stabilized is harder and more resistant to oils, chemicals, and discoloration.
- Color over time. Natural stone may deepen with wear; stabilized stays consistent.
Don't confuse stabilized with imitation
Stabilized turquoise is genuine. What you should watch for are the materials that are not turquoise at all: reconstituted "block" (turquoise dust bound in resin), dyed howlite or magnesite, and plastic. These should never be sold as turquoise. The dividing line is honesty — a trustworthy seller tells you exactly what a stone is and how it was treated.
Can you tell natural from stabilized at a glance? Often you cannot by eye alone, which is exactly why disclosure matters. Gemological laboratories can distinguish the two, and very high-grade natural stone is usually sold with that distinction documented. For everyday buying, the practical test is the seller: a trustworthy one will state, in writing, whether a stone is natural or stabilized.
Which should you buy?
Neither is the "right" answer. If you want the rarest stone and accept a higher price and a little more care, choose natural. If you want vivid color, everyday durability, and value, stabilized is an excellent, fully authentic choice. What matters is that the treatment is disclosed — every stone we sell is described accurately.