The BGS Lexicon of Named Rock Units — Result Details
Hard Coal (South Lancashire)
Computer Code: | HARD | Preferred Map Code: | notEntered |
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Status Code: | Index Level | ||
Age range: | Duckmantian Substage (CB) — Duckmantian Substage (CB) | ||
Lithological Description: | Coal. | ||
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: | Pennine Middle Coal Measures Formation (PMCM) | ||
Previous Name(s): | Hard Mine [Obsolete Name and Code: Use HARD]
(-2841)
Hard Mine Coal [Obsolete Code: Probably Replaced By HARD] (HDMC) |
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Alternative Name(s): | none recorded or not applicable | ||
Stratotypes: | |||
none recorded or not applicable | |||
Reference(s): | |||
none recorded or not applicable | |||
1:50K maps on which the lithostratigraphical unit is found, and map code used: | |||
none recorded or not applicable |