6539 - Lead

At-A-Glance

Country of Origin

NJ
United States

Photos

Essential Information

Specimen ID

6539

Mineral Name

Lead

Chemical Formula

Pb

Subcollection

Franklin and Sterling Hill Suite
Associated Minerals
Microcline
Andradite
Caswellite
Specimen Number
F166

F038

Pale tan material is probably fine-grained altered feldspar, locally with small scales of native lead. Also contains very pale tan, small books of “caswellite” (hydrothermally altered mica). Amber brown mineral is andradite. Good reference piece, abundant lead.

Geographic Origin

Locality Nickname

Franklin, New Jersey

Locality Lat/Long

41.1220409, -74.5804378

Mining District

Franklin Mining District

Mine Name

Franklin Mine