2745 - Tourmaline Group

At-A-Glance

Country of Origin

CA
United States

Photos

Essential Information

Specimen ID

2745

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)

Subcollection

Phillips
Specimen Number
006a

Two 1.5 cm pale blue crystals

Geographic Origin

Locality Nickname

Mesa Grande, Californnia

Locality Lat/Long

33.1803185, -116.7691893

Mining District

Mesa Grande District
Geographic Features
Mesa Grande