Speer-Nagelfluh

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Representation and status

Index
o3S
CMYK Color
-
RGB color
R: 195 G: 155 B: 110
Rank
lithostratigraphic Formation
Validity
Unit is in Use
Status
informal term
SCS note
-
SCS date
-
Comment
-

Nomenclature

German
Speer-Nagelfluh
French
Poudingue du Speer
Italian
Conglomerato del Speer
English
Speer Conglomerate
Origin of the Name

Gipfel der Speer (SG), 8 km südlich Ebnat-Kappel

Historical Variants
Speerschichten (Habicht 1945a), Speernagelfluh, Speer-Nagelfluh (Frei 1979), Speer-Schichten (Funk et al. 2000)
Nomenclatorial Remarks
-

Synonyms

Synonyms
Non-synonyms
Possible confusion

Description

Description
Stark zementierte Kalknagelfluhabfolge der Speer-Schüttung mit einem mittleren nagelfluhfreien Teil. Zwischen den Nagelfluhbänken treten bunte Mergel vor. Gegen Osten keilt die untere Nagelfluhabfolge aus (siehe Fig. 22 in Habicht 1945), so dass östlich der Sitter die Speer-Schichten der Unteren Bunten Molasse gleichen.
Geomorphology
-
Thickness
Ca. 900 m (Funk et al. 2000) ; ca. 1'000 m (Habicht 1945a).

Components

Lithological content
  • Kalknagelfluh
Mineral content
-
Fossil content
-

Hierarchy and succession

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

Age

Age at top
Chattian
Note about top
-
Age at base
Rupelian
Note about base
-
Dating method
Palynologie in der Speer-Nordwand (Hochuli 1978, Frei 1979).

Geography

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

Paleogeography and tectonic

Paleogeography
North Alpine Foreland Basin,
Kind of protolith
  • sedimentary
Conditions of formation
-
Sequence
-
Tectonic Unit (resp. main category)
Subalpine Molasse
Metamorphism
non metamorphic
Metamorphic facies
-
Note on metamorphism
-

References

Material and varia

Applications
-
  • Leuenfall-Nagelfluh

    Origin of the Name

    Wasserfall Leuenfall (AI)

    Rank
    lithostratigraphic unit
    Status
    local name (informal)
    Valid name
    In Short
    Mächtigste Kalknagelfluhbank der Kräzerli-Schuppe.
    Age
    -
    Thickness
    Ca. 30 m (Habicht 1945a)
    Geographical extent
    -
    Type area
    -
    Comment
    -