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Geological maps
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Metropolitan France at 1:50,000 scale
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1:50,000 is the reference scale both for planning and development work and for exploration (2 cm on the map = 1 km in the field). Metropolitan France is covered by 1060 sheets. Each sheet represents an area of about 30 km by 20 km. These maps are available in paper format ( rolled or folded), and in digital format ( scanned, vectorized) Digital maps are available for some Départements
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