6629 - Tephroite

At-A-Glance

Country of Origin

NJ
United States

Photos

Essential Information

Specimen ID

6629

Mineral Name

Tephroite

Chemical Formula

Mn2SiO4

Subcollection

Franklin and Sterling Hill Suite
Associated Minerals
Zincite
Franklinite
Willemite
Specimen Number
F265

17073

Very nice coarse-grained example as labeled. Needs cleaning.

Geographic Origin

Locality Nickname

Franklin, New Jersey

Locality Lat/Long

41.1220409, -74.5804378

Mining District

Franklin Mining District

Mine Name

Franklin Mine