Turquoise
Turquoise, natural gemstone, origin, characteristics, symbolism and jewelry
Stone profile
- Family or nature: Hydrated copper and aluminum phosphate
- Colors: Sky blue, blue-green to green, sometimes traversed by a brown or black matrix
- Symbolic markers: travel, symbolic protection and expression
Characteristics and origin
Turquoise forms in arid regions through the circulation of copper-rich solutions. Iran, the southwestern United States, China and Egypt are among its historical sources. Its color and matrix vary with the composition and host rock.
Traditional symbolism
In lithotherapy traditions and certain cultural uses, this material is associated with the following themes: travel, symbolic protection and expression. These associations are cultural, spiritual or personal markers. They do not describe an action produced by the stone.
Turquoise in jewelry
Its hardness of approximately 5 to 6 and its porosity explain the frequent use of stabilization treatments. It is primarily cut into cabochons, beads and inlays; treatments should be specified.
Care: Avoid perfume, oils, cosmetics, heat, ultrasonic cleaners and soaking. Wipe it with a soft, slightly damp cloth.
Also discover
Consult our A–Z Gemstone Guide to compare materials, colors and care precautions.
Key takeaways
Turquoise is a historical blue-green stone whose porosity and potential treatments require special attention.
Important note: No physical or psychological effects are scientifically proven. Lithotherapy does not replace medical advice, diagnosis or treatment.