Stones used in jewelry, Gems, quartz, diamonds, zirconia and others...

stones used in jewelry, Gems, quartz, diamonds, zirconia and others 

The precious and semi-precious stones are the beating heart of the goldsmith's art. Each gem It contains a history, a meaning and unique characteristics that make it special.
Come on diamonds symbol of eternity, to quartz rich in natural shades, up to the zirconia modern and bright, the stones in jewelry represent a perfect combination between beauty, nature and craftsmanship.

In this guide you will discover the main gems used in jewelry, their peculiarities, colors, uses And values, to consciously choose the stone that best suits your style.

💎 1. Diamonds – The most precious gem

Characteristics and composition

The diamond it is the precious stone par excellence, symbol of purity, eternal love and strength.
It is made up of pure crystallized carbon, and it is the hardest mineral existing in nature (10 on the Mohs scale).

Colors and varieties

Even if the transparent white diamond It is the best known, there are many varieties of colored diamonds (called fancy): yellow, blue, pink, black and champagne, each with different characteristics and values.

Uses in jewelry

THE diamonds are the protagonists of engagement rings, wedding rings, luxury necklaces and earrings.
Their unparalleled brilliance and ability to reflect light (very high refractive index) make them absolute symbol of elegance and perfection.

🔮 2. Quartz – Versatility and infinite colors

Characteristics and composition

The quartz is one of the most common semi-precious stones in the worldIt is composed of silicon dioxide (SiO₂) and comes in a huge variety of colors and transparencies.
Its hardness (7 on the Mohs scale) makes it durable and perfect for everyday jewelry.

Main varieties of quartz

• Amethyst: deep purple color, symbol of balance and spirituality.

• Rose Quartz: delicate shade, associated with love and serenity.

• Smoky Quartz: grey-brown, elegant and refined.

• Citrine: golden yellow, lucky charm linked to energy and success.

Uses in jewelry

Thanks to its colors and transparency, the quartz It is used for rings, pendants and bracelets, often embedded in yellow gold or silverIt's a stone versatile, bright and accessible, loved both in high jewelry and in more modern collections.

💠 3. Zircons – Brilliance and modernity

Characteristics and composition

The natural zircon it's a zirconium silicate mineral (ZrSiO₄), often confused with the cubic zirconia (CZ), a synthetic gem created in a laboratory to imitate diamond.
Both are bright, shiny and convenient, but it natural zircon it's a authentic stone of mineral origin.

Colors and varieties

The zirconia They come in different colors: transparent, blue, champagne, pink and yellow.
The blue zircon It is particularly appreciated in jewelry for its intense and sophisticated reflection.

Uses in jewelry

Thanks to their brilliance and low cost, the zirconia they are used for rings, earrings and necklaces as an alternative to diamonds.
They represent a perfect solution for those who want a sparkling and long-lasting jewel without spending large amounts.

💚 4. Other gems and stones used in jewelry

In addition to diamonds, quartz and zirconia, jewellery uses numerous other natural gems, each with its own identity and symbolic value.

Emerald

• Color: deep green.

• Composition: beryl (Be₃Al₂(SiO₃)₆) with traces of chromium and vanadium.

• Characteristics: charming yet fragile, a symbol of rebirth and lasting love.

• Uses: Luxury rings, earrings and necklaces.

Rubino

• Color: bright red, sometimes with purple reflections.

• Composition: corundum (aluminium oxide) with chromium.

• Characteristics: very hard (9 on Mohs), linked to passion and strength.

• Uses: Gift jewelry and cocktail rings.

Sapphire

• Color: Typically blue, but pink, yellow, and green sapphires also exist.

• Composition: corundum with iron and titanium.

• Characteristics: It symbolizes wisdom and loyalty.

• Uses: engagement rings and luxury watches.

Topaz

• Color: golden yellow, but also blue and colorless.

• Characteristics: bright and resistant stone, symbol of positive energy.

• Uses: elegant necklaces and rings.

Opal

• Color: multicolored with iridescent reflections.

• Characteristics: Delicate and unique stone, considered a lucky charm in many cultures.

• Uses: Art and vintage jewelry.

🔍 How to choose the right gem

The choice of a jewelry stone It depends on several factors:

1. Hardness and resistance: Diamond, sapphire and ruby are among the hardest.

2. Color and personal style: Quartz offers the widest variety of colors.

3. Economic value: Semi-precious stones such as quartz and zircon are more affordable.

4. Symbolic meaning: Each gem has a message related to energy, love or luck.

💍 Conclusion: The Magic of Gems in Jewelry

The precious and semi-precious stones they donate identity, color and value to every jewel.
Whether it is a eternal diamond, of a natural quartz, or of a sparkling zircon, each gem reflects history, elegance and personality.

Choosing a stone means not only buying an object of beauty, but to wear a fragment of nature and personal meaning.