The Matrix: The dark, winding veins running through the stone are remnants of the host rock. Whether it’s a crisp black spiderweb pattern or metallic flecks of silver pyrite, the matrix tells the unique geological story of the exact mine it came from.

The Color Spectrum: While gemologists traditionally chase a flawless "robin’s egg" blue, the Southwest celebrates diversity. High-grade natural turquoise ranges from deep, brooding indigo to vibrant lime and avocado greens, giving each individual cut its own personality.

The Hardness: Authentic, premium turquoise scores a 5 to 6 on the Mohs hardness scale. The harder the stone, the better it accepts a glassy, brilliant polish that allows you to visually peer past the surface.