At-A-Glance
Country of Origin
Canada
Photos
Essential Information
Specimen ID
824
Mineral Name
Opal
Mineral Variety
Opal
Chemical Formula
SiO2•n(H2O)
Additional Details
Specimen Number
093
Physical Description
Opal pseudomorph after biotite, massive gray/white
Geographic Origin
Locality Nickname
Ontario, Canada
Locality Lat/Long
51.253775, -85.323214
MinDat Locality URL
Additional Details
Original Attributed Locality
Ontario
Minake