Hettangian (~ 200 Ma)

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Representation and status

Index
het
CMYK Color
70 / 5 / 0 / 0
RGB color
R: 78 G: 179 B: 211
Rank
chronostratigraphic Stage
Validity
Unit is in Use
Status
valid formal name
SCS note
-
SCS date
-
Comment
Formerly forming, together with the Rhaetian, the so-called Ā«InfraliasĀ».

Nomenclature

German
Hettangien (CH ; DE/AT: Hettangium)
French
Hettangien
Italian
Hettangiano
English
Hettangian (~ 200 Ma)
Origin of the Name

Named after the town of Hettange (Moselle, N France), just south of the border with Luxembourg,

Historical Variants
Hettangien (Renevier 1864), Hettangin (Mayer-Eymar 1888)
Nomenclatorial Remarks
-

Synonyms

Synonyms
Non-synonyms
Possible confusion

Description

Description
-
Geomorphology
-
Thickness
-

Components

Lithological content
-
Mineral content
-
Fossil content
-

Hierarchy and succession

Superordinate unit
Subordinate units
Units at roof
    -
Units at floor
Lateral equivalents
Upper boundary
-
Lower boundary
-
Stratigraphic discussion
-

Age

Age at top
Hettangian
Note about top
-
Age at base
Hettangian
Note about base
-
Dating method
-

Geography

Geographical extent
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Type area
Type locality
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Type profile
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Reference profiles
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Point of interest
-

Paleogeography and tectonic

Paleogeography
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Kind of protolith
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Conditions of formation
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Sequence
-
Tectonic Unit (resp. main category)
Time Scale
  • Paratethys
  • Mammal stages
Metamorphism
-
Metamorphic facies
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Note on metamorphism
-

References

Definition
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Revision
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Important publications
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Material and varia

Applications
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