The Map of lithological groups of Catalonia 1: 250,000 has been produced from the generalization of the geological units 1: 250,0000, aggregated in 39 lithological groups according to their petrological, mineralogical and geochemical characteristics (1st edition, year 2006).

SHP format

The ZIP file that is downloaded includes the following files:

• mgl250mv01.style: ESRI style library.
• mgl250mv01p.lyr: Layerfile file for loading the recommended visualization for data and symbolization.
• mgl250mv01p_etrs89: Shapefile that contains the following fields:
  • EPI_LITO_1: Epigraph of the cartographic unit of the map.
  • DESCRIPCIO: Description of the unit.
  • LITO: Epigraph assigned to the lithology of the unit according to the origin:
    • E: Evaporitic.
    • C: Carbonated.
    • D: Detrital (granulometry: g, coarse; h, heterogranular; m, median; f: fine).
    • O: Organic or organogenic plant.
    • P: Plutonic.
    • V: Volcanic.
    • M: Metasedimentary.
    • G: Orthogneisic.
    • E: Evaporitic.
  • CHEMISME: Epigraph assigned to chemistry and / or mineralogy:
    • Q: Silicic.
    • Si: Silicated.
    • Mx: Silicic / Silicate / Carbonated.
    • Do: Dolomite.
    • Su: Sulfates.
    • Cl: Chlorides.
    • Mo: Organic vegetable material.
    • Pl: Plurilithic units.

The geodetic reference system of the distributed data is ETRS89 UTM31N.

Imatge

This cartography is under the Creative Commons Attribution 4.0 International license.  More information