813 - Opal

At-A-Glance

Country of Origin

United States

Contributors

Marcus Farr

Photos

Essential Information

Specimen ID

813

Mineral Name

Opal

Chemical Formula

SiO2•n(H2O)

Subcollection

Montana Expedition
Specimen Number
086

Geographic Origin

Locality Nickname

Yellowstone National Park, Wyoming

Locality Lat/Long

44.427963, -110.588455
Original Attributed Locality
Yellowstone National Park
West Thumb
Geographic Features
Yellowstone National Park
Yellowstone Caldera
Snake River Plain