Murchisonaeoolith-Formation

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Representation and status

Index
al2M
Color CMYK
(0%,13%,16%,25%)
Color RGB
R: 190 G: 165 B: 160
Rank
lithostratigraphic Formation
Validity
Unit is in Use
Status
valid formal name

Nomenclature

Deutsch
Murchisonaeoolith-Formation
Français
Murchisonaeoolith-Formation
Italiano
Murchisonaeoolith-Formation
English
Murchisonaeoolith-Formation
Origin of the Name

Namengebendes Fossil: Ammonitenart Ludwigia murchisonae Sowerby; siehe auch Lithostratigraphisches Lexikon Deutschland (LithoLex).

Historical Variants

Eisenrogenstein (Fromherz 1838), Murchisonaeoolith (Quenstedt 1858), Murchisonaeschichten, Murchisonae-Lager (Théobald 1948), Murchisonae-Oolith-Formation (Franz & Nitsch 2009), Murchisonae-Oolith Formation (Dietze et al. 2009), Murchisonaeoolith-Formation (LGRB 2016)

Description

Thickness
Zwischen 12 m bei Badenweiler und max. > 25 m nördlich Herbolzheim (Franz & Nitsch 2009)

Hierarchy and sequence

Units at roof

Age

Age at top
  • late Aalenian
Note about top

murchisonae- und bradfordensis-Zone, sowie concavum-Zone

Age at base
  • early Aalenian
Note about base

späte comptum-Subzone

Geography

Geographical extent
Hochrheingebiet und südlicher Oberrheingraben (Vorberge um Kandern, Freiburg und Emmendingen).
Type area
Umgebung von Ringheim (Deutschland)

Palaenography and tectonic

  • Dogger of the Jura Mountains
Tectonic unit (resp. main category)
Kind of protolith
  • sedimentary
Metamorphism
non metamorphic

References

Definition
Quenstedt F. A. (1858) : Der Jura H. Lapp (Tübingen)
Definition
Franz Matthias, Nitsch Edgar (2009) : Zur lithostratigraphischen Gliederung des Aalenium in Baden-Württemberg. LGRB-Informationen 22, 123-146
Important Publications
Dietze Volker, Kutz Michael, Franz Matthias, Bosch Klaus (2009) : Stratigraphy of the Kahlenberg near Ringsheim (Upper Rhine Valley, SW Germany) with emphasis on the Laeviuscula and Sauzei zones (Lower Bajocian, Middle Jurassic). Palaeodiversity 2, 19–65
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