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Geochemical soil atlas of Switzerland: Magnesium

Interpolated element concentrations (mg/kg fine soil) in the topsoil (0-20 cm) of Switzerland. For the Ordinary Kriging interpolations (1 km x 1 km), measurement data from a total of 1,201 sites of the Swiss Biodiversity Monitoring, the National Soil Monitoring and the European Geochemical Soil Atlas were taken into account. The element concentrations were analyzed in aqua regia digests (HNO₃:HCl:H₂O) of dried (40°C), sieved (< 2 mm) and subsequently ground soil samples using inductively coupled plasma mass spectrometry. Sites with known anthropogenic overprinting of element concentrations (point sources) were excluded in advance. The results of the geochemical soil atlas are a snapshot of the element concentrations in the topsoils of Switzerland (sampling period 2011-2015). The interpolated maps serve to improve the visualization of regions with elevated or low concentrations. However, no plot-specific information or definitive conclusions on the geology, bioavailability, percentage distribution of geogenic and anthropogenic sources or soil contamination can be derived from them.



Citation of the publication:

J. E. Reusser, M. B. Siegenthaler, L. H. E. Winkel, D. Wächter, R. Kretzschmar, R. G. Meuli: Geochemischer Bodenatlas der Schweiz. Agroscope; Zürich, 2023.

Simple

Alternate title

Concentrations of Magnesium in the soil

Date (Creation)
2023-06-30
Identifier
ch.bafu.geochemischer-bodenatlas_schweiz_magnesium

Status
Completed

Owner

Federal Office for the Environment - BAFU Boden und Biotechnologie (Soil and Biotechnology Division)
Bern
3003
CH
+41 58 462 93 49
https://www.bafu.admin.ch/en/soil-and-biotechnology-division

Custodian

Agroscope Soil - Soil information
Reckenholzstrasse 191
Zürich
8046
CH
https://www.agroscope.admin.ch/en
Spatial representation type
Grid

Spatial resolution

Equivalent scale

Denominator
10000

Spatial resolution

Spatial resolution
1 km
Topic category
  • F Geoscientific information

Extent

Extent

Description

Switzerland

N
S
E
W








Maintenance and update frequency
As needed

Resource format

Title

Tagged Image File Format (TIFF) Compressed LZW

Date
GEMET themes
  • soil

  • soil

GEMET
  • interpolation

  • atlas

  • biogeochemistry

  • metallic mineral

geocat.ch
  • confederation

  • soil mapping

  • opendata.swiss

  • FSDI Federal Spatial Data Infrastructure

Resource constraints

Use constraints
Other restrictions
Other constraints
Opendata OPEN: Open use.
Language
Deutsch
Character encoding
UTF8
Subtopic Category
F2 Soils
Basic Geodata
false
Basic Geodata Legal Level
Federal
Basic Geodata Type
openData
Distribution format
  • Cloud Optimized GeoTIFF (TIFF / TIF)

Digital transfer options

OnLine resource

Homepage Geochemischer Bodenatlas

Link to description

Digital transfer options

OnLine resource

STAC Browser

Link for download

Digital transfer options

OnLine resource

ch.bafu.geochemischer-bodenatlas_schweiz_magnesium

WMS-FSDI service, layer "Concentrations of Magnesium in the soil"

Digital transfer options

OnLine resource

ch.bafu.geochemischer-bodenatlas_schweiz_magnesium

WMTS-FSDI service, layer "Concentrations of Magnesium in the soil"

Digital transfer options

OnLine resource

Vorschau map.geo.admin.ch

Preview map.geo.admin.ch

Geometric object type
Surface
Reference system identifier
EPSG:2056

Maintenance and update frequency
As needed

Metadata

Metadata identifier
4da91c2d-8b29-485d-8c9d-61de39552b5d

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 for the Environment - BAFU Boden und Biotechnologie (Soil and Biotechnology Division)
Bern
3003
CH
+41 58 462 93 49
https://www.bafu.admin.ch/en/soil-and-biotechnology-division

Custodian

Agroscope GIS coordination - Erich Szerencsits (Agricultural landscape and biodiversity, GIS coordinator)
Reckenholzstrasse 191
Zürich
8046
CH
+41 58 468 74 69
https://www.agroscope.admin.ch/en

Type of resource

Resource scope
Dataset
Metadata linkage

https://www.geocat.ch/geonetwork/srv/api/records/4da91c2d-8b29-485d-8c9d-61de39552b5d

Date info (Creation)
2023-11-21T12:40:43.261Z
Date info (Revision)
2026-04-21T11:48:57.601121Z

Metadata standard

Title

eCH-0271

 
 

Spatial extent

Keywords

GEMET

atlas biogeochemistry interpolation metallic mineral
GEMET themes

soil soil
geocat.ch

FSDI Federal Spatial Data Infrastructure confederation opendata.swiss soil mapping


Provided by

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




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