Potash resource Hansa-Empelde #311 (mine) in Germany

Production
Status	Past Production
Company	Kaliwerke Salzdetfurth A.G. (1945)
First year	1896
Last year	1973
Ore tonnage	1) 9.46; 2) 4.579Million tonnes
K₂O tonnage	1) 1.32; 2) 0.526Million tonnes
Grade of K₂O	1) 13.95; 2) 11.49% of ore
Data years	1) 1908-1945; 2) 1960-1964
Data source	1) Wood (1946); 2) British Sulphur (1966)
Estimates of reserves or resources
Ore tonnage	>18Million tonnes
Data years	1946
Data source	Wood (1946)

Reference information

Comments

Within 4 km of Benthe.

References

British Sulphur Corporation Limited, 1966, World survey of potash resources: London, British Sulphur Corporation Limited, 93 p.

U.S. Office of Military Government for Germany, 1945, Report on barite, fluorspar, graphite, potash, pyrite, salt and other miscellaneous non-metallic minerals in Germany: U.S. Office of Military Government for Germany, Economic Division, Industry Branch, Coal and Non-Metallic Mining Section, 28 p.

Wood, F.W., 1946, The winning and refining of potash minerals in the western zones of Germany; Mining section: London, Great Britain, British Intelligence Objectives Sub-Committee Final Report 1400, 105 p.