Best Chalcedony

A pale blue banded chalcedony with delicate lacy patterns, sourced primarily from Namibia, and among the most recognized ornamental agates in the gem trade.

A banded chalcedony with extremely thin, tightly-spaced layers that diffract transmitted light into full spectral rainbow colors visible only when backlit.

A colorful banded chalcedony from Chihuahua, Mexico, distinguished by complex interlocking swirls of red, white, yellow, and grey in non-linear formations.

A brownish-red chalcedony closely related to carnelian, widely used by ancient Roman and Greek artisans for engraved intaglio seals and cameos.

Chrysoprase is an apple-green cryptocrystalline variety of chalcedony colored by trace amounts of nickel, with the finest historical specimens sourced in Australia.

Dendritic agate is a colorless to whitish-gray chalcedony distinguished by fern-like inclusions of manganese or iron oxide, notably sourced from India and Brazil.

Moss agate is a semi-precious chalcedony characterized by green mineral inclusions resembling moss or foliage, highly valued in the Victorian era for jewelry.

Carnelian is a brownish-red mineral commonly used as a semi-precious gemstone, highly prized by the ancient Romans for making intricately carved signet rings.

Bloodstone is a dark green variety of chalcedony sprinkled with highly contrasting red iron oxide spots, historically mined for thousands of years in India.

Agate is a common rock formation consisting of chalcedony and quartz, recognized by its multi-colored banding and named by Theophrastus in ancient Greece.