Tabular: A flat-topped iceberg. Most show horizontal banding.
Blocky: A flat-topped iceberg with steep vertical sides.
Drydocked: An iceberg which is eroded and a U-shaped slot is formed. Pinnacled: An iceberg with a central spire, with one or more spires.
Wedged: An iceberg which is flat on top and with steep vertical sides on one end and sloping on the other.