822 - Opal

At-A-Glance

Country of Origin

MO
United States

Photos

Essential Information

Specimen ID

822

Mineral Name

Opal

Mineral Variety

Tripolite

Chemical Formula

SiO2•n(H2O)

Subcollection

Paris Exposition
Specimen Number
087

Geographic Origin

Locality Nickname

Seneca, Missouri

Locality Lat/Long

36.8414565, -94.6110574
Original Attributed Locality
Missouri
Seneca