Semi Precious

Amethyst is the purple variety of the quartz mineral species. It’s the gem that’s most commonly associated with the color purple, even though there...

Amethyst is the purple variety of the quartz mineral species. It’s the gem that’s most commonly associated with the color purple, even though there...

Howlite is always opaque in nodules; it is an abundant material and easy to acquire. Sometimes it contains black, threadlike impurities resembling ...

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

Rainbow moonstone is thought to bring balance, harmony and hope while enhancing creativity, compassion, endurance and inner confidence. Rainbow moo...

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

Also known as heliotrope, bloodstone is the traditional March birthstone. This dark green, opaque chalcedony with red to orange spots is a variety ...

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...

Found all over the world, moonstone is prized for its blue to white adularescence — a billowy, moonlight-like sheen. Despite being somewhat fragile...

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...

With striking sky blue to blue-green colors, turquoise has been prized by cultures all over the world for over 5,000 years. Today, the traditional ...

With striking sky blue to blue-green colors, turquoise has been prized by cultures all over the world for over 5,000 years. Today, the traditional ...

With striking sky blue to blue-green colors, turquoise has been prized by cultures all over the world for over 5,000 years. Today, the traditional ...

The traditional November birthstone, topaz is a popular gem. Although frequently associated with golden yellow as well as blue, it can be found in ...

The traditional November birthstone, topaz is a popular gem. Although frequently associated with golden yellow as well as blue, it can be found in ...

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...