Before the official adoption of the name “anatase,” gems such as this were called oisanites, after the type locality, St Christophe-en-Oisans, Bourg d'Oisans, Isère, Rhône-Alpes, France. This beautiful topotype on matrix comes from the same deposit. Photo by Didier Descouens. Licensed under CC By-SA 4.0.
Translucent Blue Anatase Specimen from France
Before the official adoption of the name "anatase," gems such as this were called oisanites, after the type locality, St Christophe-en-Oisans, Bourg d'Oisans, Isère, Rhône-Alpes, France. This beautiful topotype on matrix comes from the same deposit. Photo by Didier Descouens. Licensed under CC By-SA 4.0.
Article: Anatase Value, Price, and Jewelry Information
Credit: Didier Descouens
| Gemstone | Anatase |
| Natural or man made | Natural |
| Origin | France |
| Origin details | St Christophe-en-Oisans, Bourg d'Oisans, Isère, Rhône-Alpes |
| Gem State | Specimen |
| Color | Blue |
| Transparency | Translucent |