Rock Identifier

Rock & Mineral Encyclopedia

Search and identify 1,000+ rocks, minerals, crystals, and gemstones — with properties, formation, colors, hardness, and how to tell them apart.

Pink Agate

Pink Agate

A soft pink banded chalcedony, occurring naturally in delicate hues and also commonly produced by dyeing.

gemstone
Botswana Agate

Botswana Agate

A finely banded agate from Botswana known for delicate parallel layers of grey, pink, and white.

mineral
Indian Agate

Indian Agate

An affordable multicolored banded and mossy chalcedony from India, common in tumbled stones, beads, and meditation pieces.

gemstone
Flower Agate

Flower Agate

A creamy pink-and-white chalcedony from Madagascar containing flower-like plume inclusions that resemble blossoms suspended in stone.

gemstone

Sunset Agate

A warmly colored chalcedony agate with reds, oranges, golds, and pinks that blend like the glowing bands of a sunset sky.

gemstone

Regency Rose Agate

A prized plume agate with rose-pink and red feathery inclusions suspended in clear chalcedony, from the western U.S.

gemstone

Woodward Ranch Agate

Plume and fortification agate from the famous Woodward Ranch near Alpine, Texas, known for red and pink plumes.

gemstone

Carey Plume Agate

A prized plume agate from near Carey, Idaho, showing red, pink and black feathery plumes floating in translucent chalcedony.

gemstone
Snake Skin Agate

Snake Skin Agate

A chalcedony with a distinctive scaly, reptile-skin surface texture, typically in pale tan, pink, and gray tones.

gemstone
Tube Agate

Tube Agate

A chalcedony agate containing hollow or mineral-filled tubes that appear as rods, circles, or pipes depending on the angle of the cut.

gemstone

Unakite Jasper

An altered granite of pink feldspar, green epidote and quartz, mottled pink-and-green and popular as a tumbled and carving stone.

metamorphic
Ocean Jasper

Ocean Jasper

A multicolored orbicular chalcedony from Madagascar famous for its circular eye-like orbs in greens, pinks, whites, and yellows.

sedimentary

Maligano Jasper

A rare Indonesian jasper from Sulawesi known for ghostly tube structures, brecciated patterns, and contrasting grey, red, and purple zones.

mineral

Cat's Eye Morganite

Pink beryl (morganite) that shows chatoyancy, a moving band of light, when cut as a cabochon, thanks to parallel tube inclusions.

gemstone