836 - Opal

At-A-Glance

Country of Origin

Valeč
Czechia

Photos

Essential Information

Specimen ID

836

Mineral Name

Opal

Mineral Variety

Opal

Chemical Formula

SiO2•n(H2O)
Specimen Number
067

Geographic Origin

Locality Nickname

Waltsch (Valeč), Czech Republic

Locality Lat/Long

50.1741394, 13.2545762
Original Attributed Locality
Bohemia
Waltsch
Geographic Features
Doupov Mountains