At-A-Glance
Country of Origin
NJ
United States
Photos
Essential Information
Specimen ID
6428
Mineral Name
Tephroite
Chemical Formula
Mn2SiO4
Subcollection
Franklin and Sterling Hill Suite
Additional Details
Associated Minerals
Franklinite
Zincite
Humite
Specimen Number
F055
Notes for Researchers
F023
Physical Description
Tephroite, a pink manganese humite mineral, franklinite, zincite, 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