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BGS Lexicon of Named Rock Units
BGS Lexicon of Named Rock Units: Classification Type
Lexicon classification type
Lexicon definition status
BGS Lexicon of Named Rock Units: Definition statii
has equivalence description
Property describes the equivalence between the two rock unit names or rock unit entities
Lexicon equivalence types
BGS Lexicon of Named Rock Units: Types of equivalence
Lexicon equivalent names
BGS Lexicon of Named Rock Units: Equivalent Names
has definition status
Property links to the status of the lexicon definition
has equivalence type
Property links to a type of equivalence between two rock unit names or rock unit entities
has equivalent lexicon entry
Property links to an equivalent rock unit entry in the lexicon
has formality
Property indicates if the lexicon entry is formal or informal
has geographical distribution
Property describes the geographical distribution of the rock unit
has lithogenesis
Property links to the lithogenetic type applicable to this rock unit
has lithogenesis description
Property describes the lithogenesis, environment of deposition or mode of origin of the rock unit
has lithology
Property links to the lithology that a lithological component is composed of, as described by the BGS Rock Classification Scheme
has lithology component
Property links to a lithological component of the rock unit
has lithology description
Property describes the lithology of the rock unit
has lower boundary definition
Property describes the lower boundary of the rock unit
Property links to an obsolete lexicon entry that the current entry replaces
has obsolete equivalent
has oldest age
Property links to the oldest geological age of the rock unit
has predominant age
Property links to the predominant geological age of the rock unit
revision number
The revision number of a resource.
has revision number
Property gives the revision number of the lexicon entry
has rock unit rank
Property links to the rank of the rock unit
has role description
Property describes the role of the source reference
Property links to the type of shape that the rock unit takes in the ground
has shape type
Property links to a description of source information used for the lexicon entry. Inverse property of isSourceInfoFor.
has source info
has source reference
Property links to a published document that is a source reference
definition has spatial scope
Property links to a named spatial scope in which the definition applies
Type of Stratotype
Specifies whether the referenced stratotype is a type section, reference section, etc.
has theme
Property links to the geological theme that the rock unit is assigned to
has thickness description
Property describes the thickness of the rock unit
has classification
Property links to the classification of the rock unit
has upper boundary definition
Property describes the upper boundary of the rock unit
has youngest age
Property links to the youngest geological age of the rock unit
is lexicon entry
Property links to the rock unit entry in the lexicon for which an equivalent name is defined
is locally dominant
Property indicates if this lithological component is locally dominant in places within the extent of the rock unit, even though it may not be dominant overall in the unit
Property links to a lexicon entry which this is source information for
is source info for
Property links to the rock unit in the BGS Lexicon for which this is a type locality
is type locality for
Lithogenesis types
Lithology components
BGS Lexicon of Named Rock Units: Lithological Components
Describes the lithological components of a rock unit in the BGS Lexicon of Named Rock Units
A Unit in the BGS Lexicon of Named Rocks
Named Rock Units in the UK
The Lexicon of Named Rock Units database provides BGS definitions of rock unit terms that appear on our maps and in our publications.
Numerical Rank
Property gives rank order of a rock unit formation expressed as an integer
Lithostratigraphical unit ranks
This scheme defines ranks of rock unit used in the BGS Lexicon of Rock Unit. The rank indicates how large and extensive the rock unit it. Larger ranking units are sub-divided into smaller ranking units.
Lexicon unit shape types
BGS Lexicon of Named Rock Units: Unit Shape Types
Lexicon source information
BGS Lexicon of Named Rock Units: Source References
source reference defines
Property links to an aspect of the lexicon entry definition that this source information defines
source type
Property indicates whether this source is a principal or non-principal source of information for the lexicon entry
Lexicon spatial scopes
BGS Lexicon of Named Rock Units: Spatial Scope of Definitions
Lexicon stratotype
BGS Lexicon of Named Rock Units: Stratotypes
Lexicon Stratotype types
BGS Lexicon of Named Rock Units: Stratotype Types
Lexicon themes
BGS Lexicon of Named Rock Units: Rock Type Themes