Bull Arm Formation

TypeFormation

Unit ofMusgravetown Group

UnderliesBig Head Formation^[1]

PrimaryTuff^[1]

Bull Arm Formation
Stratigraphic range: Ediacaran PreꞒ Ꞓ O S D C P T J K Pg N
Type	Formation
Unit of	Musgravetown Group
Underlies	Big Head Formation[1]
Lithology
Primary	Tuff[1]
Location
Region	Newfoundland
Country	Canada
Occurrence of the Bull Arm Formation in southeastern Newfoundland

The Bull Arm Formation is a volcanic Ediacaran formation cropping out in Newfoundland, the oldest of the Musgravetown Group, which is made up of Tuff, and various mafic flows.^[1]