Georg Brandt became the first named person in history to discover a new metal when he deduced that the color of a blue pigment used in glass making came from a previously unidentified metal – cobalt. source
Georg Brandt became the first named person in history to discover a new metal when he deduced that the color of a blue pigment used in glass making came from a previously unidentified metal – cobalt.
Georg Brandt was one of the first scientists to condemn alchemy and he publicly demonstrated how alchemists could trick people into thinking they had seen gold made. source
Georg Brandt was one of the first scientists to condemn alchemy and he publicly demonstrated how alchemists could trick people into thinking they had seen gold made.
Georg Brandt was a Swedish chemist and mineralogist who discovered cobalt (c.1735). source
Georg Brandt was a Swedish chemist and mineralogist who discovered cobalt (c.1735).
Georg Brandt was born in the small, widely scattered township of Riddarhyttan in Sweden on June 26, 1694. source
Georg Brandt was born in the small, widely scattered township of Riddarhyttan in Sweden on June 26, 1694.
In 1734, at the age of 40, Georg Brandt married Anna Maria Norn, the 20-year-old daughter of a merchant. They had one daughter, Catharina Elisabet, born in 1735. source
In 1734, at the age of 40, Georg Brandt married Anna Maria Norn, the 20-year-old daughter of a merchant. They had one daughter, Catharina Elisabet, born in 1735.
Georg Brandt was professor of chemistry at Uppsala University, and died in Stockholm. source
Georg Brandt was professor of chemistry at Uppsala University, and died in Stockholm.
Georg Brandt was able to show that cobalt was the source of the blue color in glass, which previously had been attributed to the bismuth found with cobalt. source
Georg Brandt was able to show that cobalt was the source of the blue color in glass, which previously had been attributed to the bismuth found with cobalt.
Georg Brandt died of cancer in Stockholm on April 29, 1768, aged 73. source
Georg Brandt died of cancer in Stockholm on April 29, 1768, aged 73.
Georg Brandt gave six ways to distinguish bismuth and cobalt which were typically found in the same ores. source
Georg Brandt gave six ways to distinguish bismuth and cobalt which were typically found in the same ores.
Georg Brandt was a man who preferred a simple life, a man of few words, who enjoyed his own company. source
Georg Brandt was a man who preferred a simple life, a man of few words, who enjoyed his own company.
In 1748 Georg Brandt appeared before the Royal Swedish Academy of Sciences with a demonstration of how alchemists tricked unwitting donors into believing they could create gold. source
In 1748 Georg Brandt appeared before the Royal Swedish Academy of Sciences with a demonstration of how alchemists tricked unwitting donors into believing they could create gold.
First Georg Brandt dissolved gold in hot nitric acid which had been prepared from sodium nitrate and sulfuric acid – probably sulfuric acid was still present in the solution. source
First Georg Brandt dissolved gold in hot nitric acid which had been prepared from sodium nitrate and sulfuric acid – probably sulfuric acid was still present in the solution.
Second Georg Brandt added silver to the solution and everyone saw that gold precipitated out of the solution. source
Second Georg Brandt added silver to the solution and everyone saw that gold precipitated out of the solution.
By 1742 Georg Brandt had isolated metallic cobalt. He discovered that, like iron, cobalt is ferromagnetic and also that it forms alloys with iron, tin, copper, gold and antimony. source
By 1742 Georg Brandt had isolated metallic cobalt. He discovered that, like iron, cobalt is ferromagnetic and also that it forms alloys with iron, tin, copper, gold and antimony.
In 1735 Georg Brandt wrote Dissertatio de Semi-Metallis, in which he said he believed he had discovered a new chemical element, a semi-metal, which he named cobalt. Today we class cobalt as a transition metal. source
In 1735 Georg Brandt wrote Dissertatio de Semi-Metallis, in which he said he believed he had discovered a new chemical element, a semi-metal, which he named cobalt. Today we class cobalt as a transition metal.
