Abraum salts
Abraum salts is the name given to a mixed deposit of salts, including halite (sodium chloride), carnallite, and kieserite (magnesium sulfate), found in association with rock salt at Aschersleben-Staßfurt in Germany. The term comes from the German Abraum-salze, "salts to be removed."
References
- This article incorporates text from the Encyclopædia Britannica Eleventh Edition, a publication now in the public domain.
Source: adapted by the editor from Wikipedia, the free encyclopedia; from the article "Abraum salts". Image Credit.