GLACIAL EROSION

CLASSIFICATION THE BASIS OF ALTITUDE

High Latitude

• Cirques
• Pyramidal Peak
  

Middle Latitude

• Glaciated trough
• Truncated Spurs
• Ribbon Lakes
• Hanging Valley
  

Coastlines

• Fjords
• Skjaergard and Strandflat
• Fjards
• Fohrden

Lowlands

• Polished rock
• Striations
• Grooves
• Chattermarks
• Roches moutonees
• Rock drumlins
• Glacial basins

CLASSIFICATION THE BASIS OF SCALE

Small scale

• Striated,polished grooved surface
• Chattermarks & crescentic grooves
• Jagged rockfree particularly moulded forms ( P-forms & Nye-Forms)
  

Intermediate Scale

• Large Groove
• Roche Moutonnees
• Rocky Knolls
  

Large Scale Features

• Cirques
• Steep-sided rock ridge
• Arête
• Horns
• Troughs
• V-shaped Troughs