GeologischeKaart.nl

Interactive geological map of the Netherlands using TNO Geologische Dienst data.

Setup

npm install
npm start

Build for production:

npm run build

Tech Stack

• Leaflet.js for map rendering
• Leaflet.VectorGrid for efficient vector tile rendering
• TopoJSON for compressed geological data (5.7MB vs 34MB GeoJSON)
• Parcel for bundling

Data

Geological formations from TNO Geological Survey.

Color codes are mapped in src/key.json using formation codes (e.g., "NA1", "BX3", "DR1").