Vivid sky-blue with a signature black spiderweb matrix, mined in Arizona since the 1930s.

Blue-green hues with a natural brown-gold matrix from Nevada's Royston district.

A rare vibrant lavender-blue, high-grade stone from the Altyn-Tyube mine in Kazakhstan.

Soft, pale sage-green turquoise, one of Nevada's most coveted varieties.

Crisp white stone with bold black matrix, a dramatic contrast piece.

Deep, near-black blue turquoise, unusually dark and saturated.

Vibrant gold-green turquoise from Mexico's Sonoran Desert.

Rich teal-blue turquoise with fine natural matrix.

Deep royal blue flecked with natural gold pyrite.

Classic Persian-blue color with fine spiderweb matrix.

Vividly colored shell material, a Southwest jewelry favorite.

Warm sunset-orange spiny oyster shell.

Deep coral-red spiny oyster shell for bold statement pieces.

Rare violet-toned spiny oyster shell.