Hornbuck-Member

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Representation and status

Index
-
CMYK Color
siehe Villigen-Formation
RGB color
R: 180 G: 190 B: 210
Rank
lithostratigraphic Member
Validity
Unit is in Use
Status
valid formal name
SCS note
-
SCS date
-
Comment
Das Hornbuck-Member geht nördlich des Rheins in das Crenularis-Member über (wahrscheinlich auch übergehend in das Geissberg-Member). In Südwestdeutschland wird der Begriff Lochen-Subformation (Oberjura-Massenkalk-Formation) verwendet.

Nomenclature

German
Hornbuck-Member
French
Membre du Hornbuck
Italian
Membro del Hornbuck
English
Hornbuck Member
Origin of the Name

Hügel Hornbuck (Deutschland), E Griessen / Klettgau [non: Hornbuck (AG) wo die Villigen-Fm. jedoch auch auftritt !]

Historical Variants
Hornbuckschichten (Hantke 1967)
Nomenclatorial Remarks
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Synonyms

Synonyms
Non-synonyms
Possible confusion

Description

Description
"Wechsellagerung von mergeligen Kalksteinen mit Mergeln. Die Kalksteine führen Kiesel-Schwämme" (Gygi 2000b: 134)
Geomorphology
-
Thickness
-

Components

Lithological content
  • limestone
  • marlstone
Mineral content
-
Fossil content
  • sponges

Hierarchy and succession

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

Age at top
Oxfordian
Note about top
Bimammatum-Zone
Age at base
Oxfordian
Note about base
Bimammatum-Zone, Berrense-Subzone
Dating method
Biostratigraphie: Ammoniten der Berrense- bis Bimammatum-Zone (Gygi ----)

Geography

Geographical extent
Klettgau, Randen-Gebiet.
Type area
Type locality
-
Type profile
Reference profiles
-
Point of interest
-

Paleogeography and tectonic

Paleogeography
Argovian Basin,
Kind of protolith
  • sedimentary
Conditions of formation
-
Sequence
-
Tectonic Unit (resp. main category)
Jura
  • Southern Germany
  • Black Forest
Metamorphism
non metamorphic
Metamorphic facies
-
Note on metamorphism
-

References

Definition
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Revision
-
Important publications
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Material and varia

Applications
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