At-A-Glance
Country of Origin
Königswinter
Germany
Photos
Essential Information
Specimen ID
3504
Mineral Name
Corundum
Chemical Formula
Al2O3
Additional Details
Specimen Number
035
Physical Description
Massive black grains in basalt
Geographic Origin
Locality Nickname
Siebengebirge, Germany
Locality Lat/Long
50.6805556, 7.2261111
MinDat Locality URL
Additional Details
Geographic Features
Siebengebirge