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.

Grape Garnet

Grape Garnet

A trademarked deep purple-red rhodolite garnet from India, named for its rich grape-like color from the pyrope-almandine series.

gemstone
Dragon Garnet

Dragon Garnet

A trade name for deep wine-red garnet, typically a rich pyrope-almandine stone marketed for its dramatic, fiery color.

gemstone
Champagne Garnet

Champagne Garnet

A soft brownish-golden garnet named for its champagne color, usually a malaia-type pyrope-spessartine blend prized for warm, neutral tones.

gemstone
Adirondack Garnet

Adirondack Garnet

Adirondack Garnet is large, dark-red almandine from New York's Gore Mountain, the world's most famous industrial garnet abrasive source.

mineral
Almandine Garnet

Almandine Garnet

The most common garnet, an iron aluminum silicate in deep red to brownish-red hues, used as a gem and an industrial abrasive.

gemstone
Uvarovite Garnet

Uvarovite Garnet

The rare calcium-chromium garnet, famous for its sparkling emerald-green druzy crusts of tiny crystals, the only consistently green garnet.

mineral
Ugrandite Garnet

Ugrandite Garnet

Ugrandite is the calcium garnet series uniting uvarovite, grossular, and andradite, including tsavorite and the fiery demantoid.

mineral
Tsavorite Garnet

Tsavorite Garnet

A brilliant green grossular garnet colored by chromium and vanadium, rivaling emerald with superior brilliance and durability.

gemstone
Umbalite Garnet

Umbalite Garnet

A delicate pink to lavender garnet from Tanzania's Umba Valley, a pyrope-spessartine blend often marketed as a soft, light-toned rhodolite.

gemstone
Spessartite Garnet

Spessartite Garnet

A manganese aluminum garnet glowing in vivid orange to reddish-orange tones, with the finest called mandarin garnet.

gemstone
Star Garnet

Star Garnet

A rare almandine garnet that displays a four- or six-rayed star (asterism) from oriented rutile inclusions; the state gem of Idaho.

gemstone
Rosolite Garnet

Rosolite Garnet

A rose-pink variety of grossular garnet from Mexico, also known as landerite or xalostocite, prized for its soft pink color.

gemstone
Rhodolite Garnet

Rhodolite Garnet

A purplish-red to raspberry garnet that is a natural blend of pyrope and almandine, prized for its bright rose-violet color.

gemstone
Pink Garnet

Pink Garnet

A trade name for pink garnets, mainly rhodolite, a rose-to-purplish pyrope-almandine blend prized for its bright clean color.

gemstone
Orange Garnet

Orange Garnet

A trade term for orange garnets, mainly manganese-rich spessartine and the brownish hessonite variety of grossular.

gemstone
Montana Garnet

Montana Garnet

Montana Garnet is red almandine recovered from Montana placer gravels, often alongside the state's famous sapphires.

gemstone
Mint Garnet

Mint Garnet

A delicate pastel-green grossular garnet, lighter than tsavorite, most famously from the Merelani Hills of Tanzania.

gemstone
Mali Garnet

Mali Garnet

A rare grossular-andradite blend ('grandite') from Mali, prized for its high brilliance and golden-green to yellow color.

gemstone
Mandarin Garnet

Mandarin Garnet

The intensely glowing orange variety of spessartine garnet, prized for its pure 'Fanta-orange' fire and high brilliance.

gemstone
Leuco Garnet

Leuco Garnet

The rare colorless variety of grossular garnet, a near-flawless transparent gem free of the iron and chromium that color most garnets.

gemstone
Jelly Garnet

Jelly Garnet

Jelly Garnet is a translucent grossular garnet whose soft, glassy, gummy-looking body gives it a jelly-like appearance.

gemstone
Grandite Garnet

Grandite Garnet

Grandite is an intermediate garnet between grossular and andradite, common in skarns and prized for vivid green to golden crystals.

mineral
Green Garnet

Green Garnet

An umbrella term for green members of the garnet group, including prized tsavorite, demantoid, and rare chrome-rich uvarovite.

gemstone
Gooseberry Garnet

Gooseberry Garnet

Gooseberry Garnet is a soft green grossular garnet named for its resemblance to the pale, translucent green of ripe gooseberries.

gemstone