904 - Opal

At-A-Glance

Country of Origin

Austria

Contributors

Archibald MacMartin

Photos

Essential Information

Specimen ID

904

Mineral Name

Opal

Mineral Variety

Prase

Chemical Formula

SiO2•n(H2O)

Subcollection

Archibald M. MacMartin
Specimen Number
041

Geographic Origin

Locality Nickname

Tyrol, Austria

Locality Lat/Long

47.2537414, 11.601487