September 7 - 10, 2017 Gem and Jewelry Show
Tucson Expo Center
January 25 - February 5, 2018 12 Day Gem and Jewelry Show
Tucson Expo Center

Color-Change Diaspore

Other Names: empholite, kayserite
Origin of Name: Greek diaspora, meaning scattered
Meaning of the Stone:
Classification: semi-precious
Family: Oxide mineral
Region: Russia, Turkey, Hungary, USA, South Africa, England
Color: White, yellow, green, gray,brown, colorless ( the colors change along with the lighting)
Transparency: transparent, translucent
Fracture: Conchoidal
Hardness (Gravity): 6-7 (3.2-3.5)
Crystal System: Orthohombric
Similar Minerals:

1. Legend and History:

The name diaspora derived from the Greek word “Diaspore” which means scatter, and was named as such due to the fact of disintegration when heated to extreme temperatures, or exhibited to naked flame.
The first descriptions of this gemstone were in 1801 in the area of the Ural mountains, Russia.

2. Origin in nature and use:

Diaspore occurs as an alteration of corundum or emery, and is most often discovered in granular limestone or other crystalline rocks.
It is a native aluminum oxide hydroxide, at often occurs as flat crystals, but in most cases as a mass.
Color change Diaspore may change its color depending on the specific lighting which exists in its environment, and thus it shows different colors in sunlight, yellow light, white light etc, thus somewhat resembling a chameleon.

3. Interesting Facts:

When Diaspore is heated to high temperatures it tends to disintegrate and scatter small pearly scales about.

4. Care and Storing:

Diaspore is not relatively high on the Mohs scale, therefore must be treated with care and kept away from harder minerals. Cleaning may be done with a soft cloth warm water and soap.



About the JOGS Gem & Jewelry Show in Tucson, Arizona

The JOGS Tucson Gem and Jewelry Show is one of the U.S. best selling event year after year – and one of the top markets in the country. This exciting gem and jewelry show event draws buyers from all over the world – tens of thousands of qualified buyers worth millions with serious purchasing intent. Many of these buyers are hard to find and hard to reach but they will come to this event which is one of the most dynamic gift shows and markets in the world. They want new products, great prices, exciting artists, unique resources and innovative ideas they need to set their businesses apart.


Interested in attending our show as a buyer or exhibitor?

Upcoming JOGS Gem & Jewelry Shows

September 7 - 10, 2017 Gem and Jewelry Show
Tucson Expo Center
January 25 - February 5, 2018 12 Day Gem and Jewelry Show
Tucson Expo Center