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Geological Atlas of Switzerland 1:25000

The sheets of the Geological Atlas of Switzerland (GA25) give detailed information about the uppermost layers of the subsurface structure. Geological formations are represented by colours, conventional signs and symbols, which correspond to their age, composition and tectonic structure. For each sheet, an explanatory booklet is also published, in which the geological formations and special features of the study area are described. Over two thirds of the 220 map sheets that are planned have already been published.

Simple

Alternate title

Geological Atlas GA25

Date (Last Revision)
2022-04-01
Date (Creation)
1930-01-01T00:00:00
Identifier
ch.swisstopo.geologie-geologischer_atlas

Presentation form
Hardcopy map
Presentation form
Digital map
Purpose

Detailliert Auskunft über den obersten Bereich des Untergrundes der Schweiz

Status
Under development

Distributor

Federal Office of Topography swisstopo - geodata (Geodata Distribution)
Seftigenstrasse 264
Wabern
3084
CH
+41 58 469 01 11
+41 58 469 04 59 (facsimile)
http://www.swisstopo.ch

Point of contact

Federal Office of Topography swisstopo - Milan Beres (Swiss Geological Survey)
Seftigenstrasse 264
Wabern
3084
CH
+41 58 469 01 11
+41 58 469 05 74
https://www.swisstopo.admin.ch/en/swiss-geological-survey

Owner

Federal Office of Topography swisstopo - Contact
Seftigenstrasse 264
Wabern
3084
0041 58 469 01 11
0041 58 469 04 59 (facsimile)
https://www.swisstopo.ch
Spatial representation type
Grid
Spatial representation type
paperMap

Spatial resolution

Equivalent scale

Denominator
25000
Topic category
  • F Geoscientific information

Extent

Extent

Description

National Map 1:25'000

Geographic identifier
NM25

N
S
E
W








Maintenance and update frequency
Irregular
Duration of Conservation
275
Appraisal of Archival Value
A
Reason for Archiving Value
Evidence of business practice
geocat.ch
  • geologic map

  • e-geo.ch

  • official geodata

  • Conservation and archiving planning AAP - Confederation

  • opendata.swiss

GEMET - INSPIRE themes, version 1.0
  • Geology

GEMET
  • stone

  • sedimentation (geology)

  • geomorphology

  • geological process

  • tectonics

  • earth science

geocat.ch
  • FSDI Federal Spatial Data Infrastructure

Resource constraints

Other constraints
Opendata BY: Open use. Must provide the source.

Associated resource

Title

Geologisches Kartenwerk

Association Type
Reference to a master resource of which this one is a part
Language
Deutsch
Character encoding
UTF8
Language
Français
Character encoding
UTF8
Supplemental Information

Einige Karten sind vergriffen, einige Karten im Vektorformat erhältlich.

Subtopic Category
F1 Geology
Basic Geodata
true
Basic Geodata ID

46.1

Basic Geodata Legal Level
Federal
Basic Geodata Responsibility Level
Federal
Basic Geodata Access Level
A
Distribution format
  • analog

  • GeoTIFF (GEOTIFF)

Digital transfer options

OnLine resource

Vorschau map.geo.admin.ch

Preview map.geo.admin.ch

Digital transfer options

OnLine resource

ch.swisstopo.geologie-geologischer_atlas

WMS-FSDI service, layer "Geological Atlas GA25"

Digital transfer options

OnLine resource

ch.swisstopo.geologie-geologischer_atlas

WMTS-FSDI service, layer "Geological Atlas GA25"

Digital transfer options

OnLine resource

Produkte- und Bestellinformationen

Digital transfer options

OnLine resource

https://www.swisstopo.admin.ch/de/geologischer-atlas-der-schweiz-1-25000-pixel

Distribution format
  • GeoTIFF (GEOTIFF)

Digital transfer options

OnLine resource

swisstopo: Daten der Landesgeologie

Digital transfer options

OnLine resource

Portail géologique: Cartographie géologique

Digital transfer options

OnLine resource

RESTful API von geo.admin.ch

RESTful API from geo.admin.ch

Statement

Als topografische Grundlage dient die Landeskarte 1:25'000. Zu jedem Kartenblatt wird ein Erläuterungsheft publiziert, in welchem die Formationen sowie die geologischen Besonderheiten des betreffenden Gebietes beschrieben sind.

Hierarchy level
Dataset
Reference system identifier
Referenzsystem entsprechend der zugrundeliegenden topographischen Karte (CH1903)

Metadata

Metadata identifier
258814a5-8fcf-47df-b0c6-160602b0078c

Language
Deutsch
Character encoding
UTF8
Language
Français
Character encoding
UTF8
Language
Italiano
Character encoding
UTF8
Language
English
Character encoding
UTF8
Language
Rumantsch
Character encoding
UTF8

Point of contact

Federal Office of Topography swisstopo - Milan Beres (Swiss Geological Survey)
Seftigenstrasse 264
Wabern
3084
CH
+41 58 469 01 11
+41 58 469 05 74
https://www.swisstopo.admin.ch/en/swiss-geological-survey

Type of resource

Resource scope
Dataset
Metadata linkage

https://www.geocat.ch/geonetwork/srv/api/records/258814a5-8fcf-47df-b0c6-160602b0078c

Date info (Creation)
2009-06-11T12:00:00Z
Date info (Revision)
2026-06-05T09:25:10.732674Z

Metadata standard

Title

eCH-0271

 
 

Overviews

Spatial extent

Keywords

GEMET

earth science geological process geomorphology sedimentation (geology) stone tectonics
GEMET - INSPIRE themes, version 1.0

Geology
geocat.ch

Conservation and archiving planning AAP - Confederation FSDI Federal Spatial Data Infrastructure e-geo.ch geologic map official geodata opendata.swiss


Provided by

Access to the catalogue
Read here the full details and access to the data.




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