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Axel Fredrik Cronstedt
(23 Dec 1722 - 19 Aug 1765)
Swedish mineralogist, chemist and metallurgist.
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Science Quotes by Axel Fredrik Cronstedt (2 quotes)
Meanwhile I flatter myself with so much success, that: students... will not be so easily mistaken in the subjects of the mineral kingdom, as has happened with me and others in following former systems; and I also hope to obtain some protectors against those who are so possessed with the figuromania, and so addicted to the surface of things, that they are shocked at the boldness of calling a marble a limestone, and of placing the Porphyry amongst the Saxa.
— Axel Fredrik Cronstedt
An Essay Towards a System of Mineralogy (1770), trans. G. Von Engestrom, xxi.
Sand in reality is nothing else than very small stones.
— Axel Fredrik Cronstedt
An Essay Towards a System of Mineralogy (1770), trans. G. Von Engestrom, xiv.
See also:
- 23 Dec - short biography, births, deaths and events on date of Cronstedt's birth.
In science it often happens that scientists say, 'You know that's a really good argument; my position is mistaken,' and then they would actually change their minds and you never hear that old view from them again. They really do it. It doesn't happen as often as it should, because scientists are human and change is sometimes painful. But it happens every day. I cannot recall the last time something like that happened in politics or religion.
(1987) --
Carl Sagan
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