When was azurite first discovered?

Answer Azurite, a carbonate mineral characterized by its deep blue color, was first discovered in 1824. This discovery was made in Chessy les Mines, France. According to Optical Mineralogy, it was used as... Read More »

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When was azurite discovered?

Azurite, an azure-blue carbonate mineral indicated by Cu3(CO3)2(OH)2 or copper carbonate hydroxide, was discovered in 1824 in Chessy les Mines, France, according to Enchanted... Read More »

When was tea first discovered?

Legend goes that in 2737 BC the Chinese Emperor, Shen Nung who was an excellent ruler and always delighted in setting his subjects good examples. One of these was that he always boiled his drinkin... Read More »

When was coffee first discovered?

Coffee was believed to be discovered in the 15th century. According to legends, coffee was discovered by a goat herder in Yemen. After giving the red fruit of the coffee to his goats, the herder no... Read More »

When was natural gas first discovered?

Early human civilizations used natural gas from underground "springs," formed by gas escaping from below ground, to light fires. Commercial use of natural gas began in Britain in 1785, where it was... Read More »