4689 - Sylvanite

At-A-Glance

Country of Origin

CO
United States

Contributors

Underwood

Photos

Essential Information

Specimen ID

4689

Mineral Name

Sylvanite

Chemical Formula

(Au,Ag)2Te4
Specimen Number
003

Silvery 3 cm crystal in breccia

Geographic Origin

Locality Nickname

Sunshine, Boulder Co., Colorado

Locality Lat/Long

40.0658191, -105.3666599

Mining District

Sunshine

Mine Name

Grand View Mine
Original Attributed Locality
Colorado
Boulder County
Sunshine District
Geographic Features
Sunshine Canyon