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Ammolite is a rare, iridescent, gem-quality material cut from the fossilized shells of extinct sea creatures. Found only in the Bearpaw Formation i...

Agate is a variety of chalcedony that exists in many colors and is often commercially dyed. Agate is distinguished by having multiple colors. While...

Sunstones contain hematite or goethite inclusions, which reflect light in parallel orientation and create a sparkling sheen in gold to brown color ...

Malachite is a beautiful decorative stone. Its rich, patterned coloration in shades of green is unique among gems. Malachite’s relative softness ma...

Although too fragile for most jewelry use, fluorites are often faceted for collectors. They occur in a wide range of attractive colors and can be e...

Labradorite is a naturally dark-colored, semi-precious gemstone from the Feldspar mineral family that exhibits some brilliant internal flashes (cal...

Labradorite is a naturally dark-colored, semi-precious gemstone from the Feldspar mineral family that exhibits some brilliant internal flashes (cal...

Ranging in color from pink to a fine rose red, rhodonite is a popular material for jewelry and decorative objects. Faceted rhodonite has an intense...

Although too brittle for most jewelry use, properly cut apatite gems are truly magnificent. A collector could assemble a suite of as many as twenty...

Obsidian is an attractive material and displays a wide variety of appearances. Snowflake obsidian, with spherulites of cristobalite, is widely used...

Tourmaline is one of our most popular gems. No other mineral comes in more colors and some of the combinations are in a class by themselves. Tourma...

Tourmaline is one of our most popular gems. No other mineral comes in more colors and some of the combinations are in a class by themselves. Tourma...

Title: "Brahmatells Turquoise (Nepal): A Gemstone of Wisdom and Prosperity" Description: Introducing the Turquoise gemstone from Nepal, offered b...

Don’t be confused by the name. Zircon is a natural, magnificent, and underrated gemstone that has been worn and treasured since ancient times. It’s...

Don’t be confused by the name. Zircon is a natural, magnificent, and underrated gemstone that has been worn and treasured since ancient times. It’s...

Don’t be confused by the name. Zircon is a natural, magnificent, and underrated gemstone that has been worn and treasured since ancient times. It’s...

Though perhaps best known as inclusions within other gems, rutile crystals themselves can be faceted or cabbed as curiosities for collectors. Synth...

Though perhaps best known as inclusions within other gems, rutile crystals themselves can be faceted or cabbed as curiosities for collectors. Synth...

Though perhaps best known as inclusions within other gems, rutile crystals themselves can be faceted or cabbed as curiosities for collectors. Synth...

Crocidolite, (blue asbestos,) alters to quartz, but while retaining its fibrous structure. This material is frequently stained by iron, giving it a...

Crocidolite, (blue asbestos,) alters to quartz, but while retaining its fibrous structure. This material is frequently stained by iron, giving it a...

Crocidolite, (blue asbestos,) alters to quartz, but while retaining its fibrous structure. This material is frequently stained by iron, giving it a...

Black Onyx

Black Onyx

Black Onyx

Green Aventurine is known as the “Stone of Opportunity,” thought to be the luckiest of all crystals, especially in manifesting prosperity and wealt...

A popular variety of colored quartz, rose quartz makes a durable jewelry stone. Although commonly cabbed and carved, more transparent material can ...

The best-known and generally least expensive variety of chalcedony is carnelian. It ranges in color from yellow-orange to rich, near reddish orange...

The best-known and generally least expensive variety of chalcedony is carnelian. It ranges in color from yellow-orange to rich, near reddish orange...

The best-known and generally least expensive variety of chalcedony is carnelian. It ranges in color from yellow-orange to rich, near reddish orange...

The best-known and generally least expensive variety of chalcedony is carnelian. It ranges in color from yellow-orange to rich, near reddish orange...

The modern August birthstone, peridot has been prized as a jewelry stone since ancient times. Always green in color but with considerable variation...

The modern August birthstone, peridot has been prized as a jewelry stone since ancient times. Always green in color but with considerable variation...