Featured in InColor issue 45, this article highlights how American gemstones are bringing fresh inspiration to the European jewelry market and industry professionals.

Tiffany Stone, with its captivating purple hues, stands out as one of the most unique gemstones from the United States. Sourced in Utah, it attracts both collectors and lapidaries for its rarity and striking appearance.

The Denver Mineral & Gems Showcase is the second-largest gathering of gem and mineral shows in the U.S. after Tucson. The fall session features 13–14 shows spread across five main venues and lasts about a dozen days : The largest and most iconic venue is the Coliseum, which hosts three of the shows at the National Western Complex. Coliseum show + National Western Complex (Denver Expo Gem Show, Denver Mineral Show, Miner's Co-op Mineral Show) : Denver Mart at the Denver Minera

Cette année, je me suis rendu pour la 4ème fois au Tucson Gem Shows. Cela a été très court, et le séjour a été plutôt intense ! Cependant, j'ai quand même pris le temps de prendre quelques photos de cet événement international incontournable.

As a devoted fan of petrified wood, I discover new patterns, new color combinations, and fascinating designs every day that I can share with collectors and jewelers. These unique stones offer endless variety, and I am delighted to share with you today some of the most remarkable specimens I have encountered during my travels around the world.

Lors de mon premier voyage au Tucson Gem, Mineral & Fossil Showcase en 2011, parmi les centaines de jaspes exposés, l'un d'eux a particulièrement retenu mon attention. Cette découverte a eu lieu au stand d'un certain Tom Wolfe, connu pour sa vaste sélection de jaspes, agates et bois silicifiés, dont beaucoup provenaient de l'ouest des États-Unis. En parcourant l'étalage, mes yeux ont été attirés par une gemme au caractère singulie

A Trip to the 2018 Tucson Gem Show: Discovering Rare Gems and Unforgettable Moments. The Tucson Gem Show is a must-attend event for gem and mineral enthusiasts, and the 2018 edition was no exception. Every year, thousands of dealers, collectors, and gemologists from around the world gather in Tucson, Arizona, to discover exceptional stones and discuss the latest market trends.

In 2018, I had the immense privilege of visiting one of the most iconic mines in the United States, the Oceanview Mine, located in San Diego County, California. Discovered in 1907, this mine has since been the source of some of the most beautiful gemstones, including tourmalines and kunzites, for which the region is renowned.

En 2014, je suis retourné au Tucson Gem and Mineral Show®, un événement fascinant réunissant gemmes rares, minéraux et passionnés du monde entier. Cette édition m’a permis de découvrir des pierres uniques, d’échanger avec des négociants et artisans, et d’enrichir ma collection tout en vivant l’énergie exceptionnelle de ce rendez-vous incontournable pour tout amateur de gemmes.

22.98ct neon red faceted by Jeff Hapeman, USA Introduction: A Native American Legend and the Magic of Sunstone According to an ancient Native American legend, an epic battle took place near the Ochoco Mountains in Oregon . A valiant warrior was pierced by an arrow, and his blood was spilled onto pieces of sunstone . The blood, imbued with the warrior's spirit, is said to have colored the stones a powerful, sacred red, endowing them with mystical powers. Today, in the desert o

Our goal is to contribute to the promotion of Oregon Sunstones , an exceptional natural gem that deserves to be better known worldwide, including in France . This ambitious project, in which we are actively participating, is an opportunity to pay tribute to this gem and its unique origins. Through this site, visitors can learn more about the formation , characteristics and history of Sunstones, while discovering the extraction and cutting techniques used by local producers.

The Tucson Gem Show is a major event dedicated to colored gemstones. During my first trip in 2011, I discovered fascinating North American gems. A defining moment that sparked a lasting passion for these unique stones.

For hundreds of millions of years, the oceans have been home to numerous marine species, among which fossilized coral plays a significant role.

Number 8 turquoise from Nevada is one of the most legendary American turquoises. Known for its distinctive spiderweb patterns and now depleted source, it remains highly sought after by collectors and gem enthusiasts.

Montana covellite is a striking copper mineral known for its deep blue metallic sheen. Rare and visually captivating, it is highly valued by mineral collectors and enthusiasts.