The Expert Guide to Gemstones & Jewelry
Ametrine: Properties, Meaning and Complete Guide
Everything about Ametrine: the only gem that combines amethyst and citrine in a single crystal. Properties, meaning, Bolivian origin and care.
Citrine: The Gemstone of Golden Abundance — A Collector's Guide
Everything to know about Citrine: how to tell natural stones from heat-treated ones, its symbolism of prosperity, and how to choose a piece worthy of your collection.
Pink Ruby: Properties, Meaning & The Complete Guide
The guide to Pink Ruby, the most delicate expression of red corundum. Properties, meaning, and care.
Sterling Silver vs. Fine Silver: The Connoisseur's Guide to 925 and 950
Sterling silver or fine silver? An insider's guide to the real difference between 925 and 950, which to choose, and how to keep either looking flawless for a lifetime.
Wine and Natural Stones: The Sensory Pairing of Córdoba
What do wine and natural gemstones have in common? More than you'd think. A sensory exploration from the Sierras de Córdoba. Rocas & Cristales, in partnership with Bodega Alma Minera, presents "A Shared Origin."
