At-A-Glance
Country of Origin
United States
Photos
Essential Information
Specimen ID
830
Mineral Name
Opal
Chemical Formula
SiO2•n(H2O)
Additional Details
Specimen Number
064
Notes for Researchers
ID number on one piece unreadable, may be 83/212? Both labels were in specimen box.
Physical Description
"Geyserite" opal, knobby masses
Geographic Origin
Locality Nickname
Yellowstone National Park, Wyoming
Locality Lat/Long
44.427963, -110.588455
MinDat Locality URL
Additional Details
Geographic Features
Yellowstone National Park
Yellowstone Caldera
Snake River Plain