At-A-Glance
Country of Origin
NJ
United States
Photos
Essential Information
Specimen ID
6383
Mineral Name
Manganosite
Chemical Formula
MnO
Subcollection
Franklin and Sterling Hill Suite
Additional Details
Associated Minerals
Zincite
Specimen Number
F010
Notes for Researchers
17037b
Physical Description
Excellent example of coarse-grained massive manganosite with zincite along octahedral parting surfaces. From one of the most famous and coveted of the Franklin mineral assemblages, owing not only to its rarity but also the contrast between emerald-green manganosite and blood-red zincite.
Sawed and repaired, reducing value
Geographic Origin
Locality Nickname
Franklin, New Jersey
Locality Lat/Long
41.1220409, -74.5804378
Mining District
Franklin Mining District