3898 - Tourmaline Group

At-A-Glance

Country of Origin

VT
United States

Contributors

E. Perry

Photos

Essential Information

Specimen ID

3898

Mineral Name

Tourmaline Group

Chemical Formula

(Ca,Na,K,Pb)(Al,Fe2+,Fe3+,Li,Mg2+,Mn2+,Ti)3(BO3)3(O,OH)3(F,O,OH)
Associated Rock Matrix
Diorite
Specimen Number
157

Black mass with silky luster

Geographic Origin

Locality Nickname

Bridgewater, Vermont

Locality Lat/Long

43.588125, -72.6250967
Original Attributed Locality
Vermont
Bridgewater