Publications & Features
The Medina Pegmatite Field
The Medina pegmatites in Minas Gerais, Brazil, are famous for world-class aquamarine crystals.
New York Times – Chemical Compounds that Incite Oohs and Aahs
Minerals are attracting collectors looking for a more affordable market.
Worth 2007 – Rock Solid
In the depths of the bear market, Marc Weill began hunting for alternate investments.
Mineral Collections of Brazil – Daniel Trinchillo
Daniel Trinchillo transformed a childhood fascination into what has become the largest fine mineral dealership in the world.
Les Echos 2024 – St. Marie Aux Mines
Sainte-Marie-aux-Mines has become the second largest mineral show in the world.
Luxury Magazine 2016 – Hot Rocks
Few things come as spectacularly into being as fine minerals.