Calamine (mineral) crystallographically quite distinct, the two minerals exhibit similar massive or botryoidal external form and are not readily distinguished without detailed chemical or physical analysis. The first person to separate the minerals was the British chemist and mineralogist James Smithson in 1803. In the mining industry the term calamine has been historically used to refer to both minerals indiscriminately. In mineralogy calamine is no longer considered a valid term. It has been replaced by smithsonite and hemimorphite in order to distinguish it from the pinkish mixture of zinc oxide (ZnO) and iron(III) oxide (FeO) used in calamine lotion. In the 16th
Ore Mountain cuisine of potato are also common, the best-known is the so-called "Rauchemaad". At Christmas, which is especially richly celebrated in the Ore Mountains, many households still make "Neinerlaa". The ingredients vary from region to region, sometimes even from village to village. In any case, on Christmas Eve nine elements are served, for example, bratwurst, sauerkraut and lentils, each element supposedly having a special significance for the coming year. For example, dumplings stand for wealth and celery for fertility Ore Mountain cuisine Cuisine in the Ore Mountains was dominated for centuries by the changing economic circumstances of the mining, handicraft and forestry