The BGS Lexicon of Named Rock Units — Result Details
Beach deposits
| Computer Code: | BCHD | Preferred Map Code: | notEntered |
|---|---|---|---|
| Status Code: | Full | ||
| Age range: | Quaternary Period (Q) — Quaternary Period (Q) | ||
| Lithological Description: | Beach deposits are intertidal zone deposits consisting mainly of sands with subsidiary gravels. Shell fragments may be present. Shingle, sand, silt and clay; may be bedded or chaotic; beach deposits may be in the form of dunes, sheets or banks. | ||
| 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: | Intertidal deposits (ITD) | ||
| Previous Name(s): | Marine beach deposits [Obsolete Name and Code: Use BCHD]
(MBD)
Post-glacial beach deposits [Obsolete Name and Code: Use BCHD] (PGBD) |
||
| Alternative Name(s): | none recorded or not applicable | ||
| Stratotypes: | |||
| none recorded or not applicable | |||
| Reference(s): | |||
| McMillan, A A and Powell, J H. 1999. The classification of artificial (man made) ground and natural superficial deposits. British Geological Survey Research Report, RR/99/04. | |||
| 1:50K maps on which the lithostratigraphical unit is found, and map code used: | |||
| E021 E015 S037 S037 S013 E130 E355 E356 S033 S034 S021 S049 S041 S071 S072 S077 S081 S082 S043 S044 S044 S043 S093 S053 S102 S113 S062 E002 E001 E343 E353 E354 E096 E327 | |||