Altmann-Member

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Representation and status

Index
-
CMYK Color
-
RGB color
R: 190 G: 195 B: 150
Rank
lithostratigraphic Member
Validity
Unit is in Use
Status
valid formal name
SCS note
Angenommen durch das SKS.
SCS date
19.10.2006
Comment
-

Nomenclature

German
Altmann-Member
French
Membre de l'Altmann
Italian
Membro del'Altmann
English
Altmann Member
Historical Variants
Altmannschichten (Escher in: Kaufmann 1867, Schindler 1959), Altmann-Schichten (Renevier 1896), Couche glauconieuse noirâtre de l'Altmann (Rollier 1917), Barrémien-Glaukonit (Bl. Gais)
Nomenclatorial Remarks
-

Synonyms

Synonyms
Non-synonyms
Possible confusion

Description

Description

Glaukonitische Mergel, siltige Mergel, glaukonitische Sandsteine und -Kalke, Mergelkalke, lagenweise Fossilien angereichert (Ammoniten, Belemniten, Nautiliden). ...ein fossilienführender Kondensationshorizont, oder glaukonitische Schiefermergel bilden das Hangende der Helvetischen Kieselkalk-Formation. Mergelige leicht kieselige, hellbeige Kalke bilden den Hauptteil der Altmann-Schichten.

Geomorphology
-
Thickness
0-30 m, 1 m in der Hohgantkette, 3 m am Pilatus

Components

Lithological content
  • limestone
  • marlstone
Mineral content
  • quartz
  • glauconite
  • pyrite
Fossil content
  • ammonites

Hierarchy and succession

Lateral equivalents
Upper boundary
-
Lower boundary
-
Stratigraphic discussion
-

Age

Age at top
Early Barremian
Note about top
-
Age at base
Latest Hauterivian
Note about base
-
Dating method
Biostratigraphie: Ammoniten (angulicostata - Ba 3a)

Geography

Geographical extent
Schweiz und Vorarlberg
Type area
Type locality
  • Tierwis (SG)
    Site particularities
    • upper boundary
    • lower boundary
    • typical facies
    Coordinates
    • (2743090 / 1234835)
    Note
    • Paratypuslokalität (Funk 1969)
  • Altmannsattel (SG)
    Site particularities
    • typical facies
    Coordinates
    • (2746240 / 1233940)
    Note
    • Historische Typlokalität.
Type profile
-
Reference profiles
-
Point of interest
-

Paleogeography and tectonic

Paleogeography
North Tethyan Shelf :
marge continentale européenne ,
Kind of protolith
  • sedimentary
Conditions of formation
-
Sequence
-
Tectonic Unit (resp. main category)
Helvetic
  • Dauphinois
  • Western Helvetics
  • Central Helvetics
  • Eastern Helvetics
Drusberg nappe
  • Niederhorn-Pilatus
  • Bürgenstock-Urmiberg
  • Hochflue
Metamorphism
non metamorphic
Metamorphic facies
-
Note on metamorphism
-

References

Definition
-
Revision
Schenk K. (1992): Die Drusberg- und Schrattenkalk-Formation (Unterkreide) im Helvetikum des Berner Oberlandes. , Diss. Univ. Bern

cephalopoden- und glaukonitführendes, kieselkalkähnliches Gestein
Important publications

Material and varia

Applications
-
Altmann-Member bei der Tierwis (SG).
Altmann-Member bei der Tierwis (SG).
Altmann-Member
Altmann-Member
Altmann-Member
Altmann-Member
  • «Belemnitenkalk»

    Origin of the Name
    Belemnites
    Rank
    lithostratigraphic Bed
    Status
    unknown status
    Valid name
    In Short
    -
    Age
    -
    Thickness
    -
    Geographical extent
    -
    Type area
    -
    Comment
    -
  • Faraoni Oceanic Anoxic Event Show details

    Origin of the Name
    -
    Rank
    Oceanic Anoxic Event
    Status
    valid
    Valid name
    In Short
    -
    Age
    Latest Hauterivian - Latest Hauterivian
    Thickness
    -
    Geographical extent
    -
    Type area
    -
    Comment
    -
  • «Knorzschicht» Show details

    Origin of the Name
    -
    Rank
    undefined
    Status
    informal term
    Valid name
    In Short
    fossilreiche Bank, Basiskomplex der Altmannschichten
    Age
    Hauterivian - Barremian
    Thickness
    bis ca. 6 m
    Geographical extent
    Alviergebiet bis Sichelchamm (E-Schweiz)
    Type area
    Alviergebiet
    Comment
    informell aus nomenklatorischen Gründen