# Moonstone

> Moonstone is a feldspar with a moving bluish milky glow (adularescence); a June birthstone, it is delicate (6-6.5 on Mohs).

- Source: https://www.711grados.com/en/moonstone/
- Language: en
- Note: This entry was drafted with the help of AI and is pending review by the author.
- Published: 2026-07-20
- Updated: 2026-07-20
- Translation (es): https://www.711grados.com/es/piedra-luna/
- Author: Sandra Sánchez
- Site: 711 Grados (https://www.711grados.com/)

---

Moonstone is a feldspar with a soft, bluish-white glow that seems to float within the stone as it moves. This phenomenon, called adularescence, is what makes it special. It is one of the June birthstones.

## Properties

- **Composition:** potassium aluminum silicate (orthoclase and albite)
- **Hardness:** 6 to 6.5 on the Mohs scale, with cleavage.
- **Color:** colorless, white, gray, peach, with a blue flash.
- **Origins:** Sri Lanka, India, Myanmar and Madagascar.
- **Treatments:** not usually treated.

## Uses in jewelry

- Cabochons in rings, pendants and earrings.
- Romantic and studio jewelry.
- June birthstone.

## Pros and cons

### Advantages

- A soft, charming effect.
- Moderate price.
- Pairs with silver and rose gold.

### Limitations

- Delicate: it splits and scratches.
- Poorly suited to daily rings.
- Imitated with glass and quartz.

## Care and cleaning

- Clean with lukewarm water and mild soap.
- Avoid knocks, ultrasonic and heat.
- Store wrapped.

## See also

- [Gemstones in jewelry](https://www.711grados.com/en/gemstones-in-jewelry/)
- [Labradorite](https://www.711grados.com/en/labradorite/)