Culmet-Kalk

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Representation and status

Index
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CMYK Color
-
RGB color
R: 185 G: 135 B: 125
Rank
lithostratigraphic Member
Validity
Unit is in Use
Status
local name (informal)
SCS note
-
SCS date
-
Comment
Der Culmet-Kalk bildet eine Leitbank über der typischen Kössen-Formation.

Nomenclature

German

Culmet-Kalk

French
Calcaire du (Piz) Culmet
Italian
Calcare del (Piz) Culmet
English

Culmet Limestone

Origin of the Name

Piz Culmet (GR), bei Alp Ramoz

Historical Variants
Rätkalke (Eggenberger 1925), Oberer Rhaetkalk auct., Culmet-Kalk (Furrer 1981/1993, Dössegger et al. 1982), Bunte Kalke = Culmet-Kalk (Eberli 1985), Culmet Limestone (Furrer et al. 1985)
Nomenclatorial Remarks
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Synonyms

Synonyms
Non-synonyms
Possible confusion

Description

Description

Dickbankige bis hin zu massigen, hellgrauen Kalken mit sehr wenigen Fossilien (Bivalven, Ostracoden, Echinoderme, Peloide). Vereinzelt Adern oder Knollen aus dunklem Chert. Leitbank über der typischen Kössen-Formation.

Geomorphology
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Thickness
7-10 m (Furrer et al. 1985)

Components

Lithological content
-
Mineral content
-
Fossil content
  • echinoderms
  • bivalves
  • ostracods

Hierarchy and succession

Superordinate unit
Subordinate units
Units at roof
    -
Units at floor
Lateral equivalents
Upper boundary
-
Lower boundary
Kössen-Fm. bzw. Schattwald-Schichten
Stratigraphic discussion
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Age

Age at top
Hettangian
Note about top

Hettangian?

Age at base
Hettangian
Note about base

Hettangian?

Dating method
-

Geography

Geographical extent
Leitbank der zentralen Ortler-Decke (Engadiner Dolomiten) und der Schiahorn-Decke (Aroser Dolomiten).
Type area
-
Type locality
-
Type profile
-
Reference profiles
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Point of interest
-

Paleogeography and tectonic

Paleogeography
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Kind of protolith
  • sedimentary
Conditions of formation
"Shallow marine environment" (Furrer et al. 1985)
Sequence
-
Tectonic Unit (resp. main category)
Schiahorn nappe Ortler nappe
Metamorphism
-
Metamorphic facies
-
Note on metamorphism
-

References

Revision
Furrer Heinz (Ed.) (1985): Field workshop on Triassic and Jurassic sediments in the Eastern Alps of Switzerland. , Mitt. geol. Inst. ETH und Univ. Zürich (N.F.) 248, 81 S.

p.27: A thick bedded to massive horizon of grey limestones very poor in fossils (bivalves, ostracods and echinoderms). This characteristic marker bed of the central Ortler unit and the Arosa Dolomites is 7-10 m thick.
Important publications
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Material and varia

Applications
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