The BGS Lexicon of Named Rock Units — Result Details

Helmsdale Boulder Beds Formation

Computer Code: HBB Preferred Map Code: HBB
Status Code: Pending Upgrade
Age range: Kimmeridgian Age (JD) — Tithonian Age (JI)
Lithological Description: none recorded or not applicable
Definition of Lower Boundary: none recorded or not applicable
Definition of Upper Boundary: none recorded or not applicable
Thickness: none recorded or not applicable
Geographical Limits: none recorded or not applicable
Parent Unit: Sutherland Group (SUTH)
Previous Name(s): none recorded or not applicable
Alternative Name(s): none recorded or not applicable
Stratotypes:
none recorded or not applicable
Reference(s):
Read, H H and Phemister, J. The Geology of the country around Golspie, Sutherlandshire (Strath Fleet, Strath Brora and Glen Loth). Memoirs of the Geological Survey of Scotland, 143pp. 
1:50K maps on which the lithostratigraphical unit is found, and map code used:
S103 S109