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 It has been replaced by smithsonite and hemimorphite in order to distinguish it from the pinkish mixture of zinc oxide (ZnO) and iron(III) oxide (FeO) used in calamine lotion.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 Mountains Duke George the Bearded, it has been held annually since. Also interesting is Ore Mountain cuisine, which is simple, but rich in tradition. Since 1998 the Ore Mountains have striven to achieve UNESCO World Heritage status as the Ore Mountain Mining Region ("Montanregion Erzgebirge"). Ore Mountains The Ore Mountains or Ore Mountain Range () ( ; ; both literally "ore mountains") in Central Europe have formed a natural border between Saxony and Bohemia for around 800 years, from the 12th to the 20th centuries. Today, the border between Germany and the Czech Republic runs just north of the main crest