Malm-Gruppe

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Representation and status

Index
-
CMYK Color
N/A
RGB color
R: 241 G: 239 B: 237
Rank
lithostratigraphic Group
Validity
Unit is in Use
Status
informal term
SCS note
-
SCS date
-
Comment
-

Nomenclature

German
Malm-Gruppe
French
Groupe du Malm
Italian
Gruppo del Malm
English
Malm Group
Origin of the Name

Malm was the name for calcareous loam, once used for making bricks and comes from the Old English word mealm, meaning 'soft'.

Historical Variants
-
Nomenclatorial Remarks
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Synonyms

Synonyms
Non-synonyms
Possible confusion

Description

Description
Malmkalke. Im Westjura: dünnbankige, Kalke, Kalkoolithe und Dolomite (Keltische Fazies: sehr seichtmarin). Im Ostjura: massige Kalke und Mikrite (Schwäbische Fazies: offen marin).
Geomorphology
-
Thickness
250 - 350 m

Components

Lithological content
  • limestone
Mineral content
-
Fossil content
-

Hierarchy and succession

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

Age

Age at top
-
Note about top
-
Age at base
-
Note about base
-
Dating method
-

Geography

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

Paleogeography and tectonic

Paleogeography
Northern Tethyan Carbonate Platform :
Plateforme de Bourgogne, ... = Northern Tethyan Carbonate Platform (NTCP) ,
Kind of protolith
  • sedimentary
Conditions of formation
-
Sequence
-
Tectonic Unit (resp. main category)
Jura
  • Southern Germany
  • Black Forest
Metamorphism
non metamorphic
Metamorphic facies
-
Note on metamorphism
-

References

Definition
-
Revision
-
Important publications
-

Material and varia

Applications
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