The Story of Danburite Gemstones

Consumer Information

What color is it?: Colorless, off-yellow, pink

What is the story behind this gemstone?: Is becoming a popular colored faceted gemstones to emulate a diamond….even though they are very far apart in properties.

Can I wear it everyday?: If you can find a faceted danburite you can. It is a long wearing gemstones.

Is it expensive?: No. About the same price as a colorless (white) topaz.

Is it a birthstone?: No.

What do I need to know before going shopping?: Call ahead. Most jewelers will not know about this interesting gemstone. But it can be quite pretty and wear very well

General Information

Source: Danbury, CT, USA was the first source…hence its name. Since then deposits have been found in many world locations.

Chemical: Ca(B2SI2O8)

Formation:

Crystal System: Orthorhombic

Unusual Properties: None

Gemological Information

RI: 1.630 – 1.636

Birefringence: .006

Optic Character: B+

Specific Gravity: 3.02 + –

Hardness: 7.5

Transparency: TP

Special Identifying Properties and Tests: None

Synthetics: None

Imitations: None