Scriptum 6: Gravel and sand extraction — Technical articles on raw material security in North Rhine-Westphalia — PDF
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Issue No. 6 from the series “scriptum — Work Results from the Geological Service North Rhine-Westphalia” contains five contributions to securing near-surface loose rock raw materials in NRW. They illuminate gravel and sand extraction in various aspects: geological, economic, regional planning, mining and mining. [2000] 53 S., 21 Fig., 5 Tab.; ISSN 1430-5267]
