Hamitenton-Formation

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Representation and status

Index
jmHT
Color CMYK
(0%,18%,32%,33%)
Color RGB
R: 170 G: 140 B: 115
Rank
lithostratigraphic Formation
Validity
Unit is in Use
Status
valid formal name

Nomenclature

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

Namengebendes Fossil: heteromorphe Ammoniten, insb. der Art Spiroceras orbigny. Siehe auch Lithostratigraphisches Lexikon Deutschland (LithoLex).

Historical Variants

Hamiten-Tone (Schlegelmilch 1985), Hamitenton-Formation (Bloos et al. 2005, LGRB 2016)

Description

Thickness
3-52 m (LithoLex) bzw. 0,6-45 m (Bloos et al. 2005)

Hierarchy and sequence

Subordinate units

Age

Age at top
  • early Bathonian
Note about top

Zigzag-Zone, Convergens-Subzone

Age at base
  • late Bajocian
Note about base

Niortense-Zone, Baculata-Subzone

Dating Method

Ammonitenbiostratigraphie.

Geography

Geographical extent
Wutachgebiet und westliche Schwäbische Alb (Baden-Württemberg, SW-Deutschland).

Palaenography and tectonic

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

  • Parkinsonioolith-Subformation

    Name Origin

    Namengebendes Fossil: Ammonitenart Parkinsonia parkinsoni (Sowerby 1821).

    Rank
    lithostratigraphic Member (Subformation)
    Status
    informal term
    In short
    Eisenoolithischer Kalk mit zwischegelagerter Tonmergel.
    Age
    Bajocian
    Show details
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