We have always thought of the diamond as the hardest substance on earth, but a recent discovery in the holy land of Israel as changed that. In 2014, a mining company by the name of Shefa Yamim discovered a strange corundum mineral in the valley close to Mount Carmel in Israel. After close study of its physical attributes, in 2018 the International Mineralogical Association proclaimed this mineral to be new to science, and has named it carmeltazite, after the place where it was found.
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