Bowenite Chrome 28,40 ct (GEM-BC1802)

Beatiful bowenite in cabochon from B. Chatenet's ex-collection. This variety of antigorite is a recent discovery (2011) still rarely offered on the world market. This gemstone presents a rare optical effect called "Usambara", sometimes seen on some chrome tourmalines from Tanzania. The color perceived under ambient light is dark green but at a certain distance and thickness of a strong transmitted light (optical fiber), the color is red.

Weight : 28,40 ct
Size : 21,8 x 17,6 x 10,3 mm
Clarity : Translucent
Shape : Oval cabochon
Color : Green
Provenance : India
Treatment : None

Added : 02/2021

  Infos :

Our photos are as faithful as possible to reality, they are taken in a studio with a Pentax Digital SLR and a 100 mm fixed focus macro 1:1 lens. We use professional artificial cold lighting (mercury bulbs equivalent to daylight). However, the colors may vary slightly depending on your screen and its configuration...


This service is used to secure web forms of our website and required if you want to contact us. By accepting it you agree to Google's privacy policy:

Google Analytics

Google Analytics is a service used on our website that tracks, reports traffic and measures how users interact with our website content in order for us to improve it and provide better services.


Our website allows you to like or share its content on Facebook social network. By activating and using it you agree to Facebook's privacy policy:


Integrated videos provided by YouTube are used on our website. By accepting to watch them you agree to Google's privacy policy:


Integrated tweets and share services of Twitter are used on our website. By accepting and using these you agree to Twitter's privacy policy: