Online Encyclopedia

JAROSITE

Online Encyclopedia
Originally appearing in Volume V15, Page 277 of the 1911 Encyclopedia Britannica.
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JAROSITE, a rare mineral species consisting of hydrous potassium and aluminium sulphate, and belonging to the group of isomorphous rhombohedral minerals enumerated below: Alunite K2 [Al(OH)O6 (SO4)4 Jarosite K2 [Fe(OH)2]6 (SO4)4 Natrojarosite . . . . Nat [Fe(OH)216 (SO4)4 Plumbojarosite Pb [Fe(OH)218 (SO4)4 serious attention to the study of anatomy. He lived at first in Philadelphia, afterwards establishing himself in New York, where he enjoyed great popularity, though his conviviality and eccentric mode of life affected his work. He visited Baltimore, Charleston and New Orleans, entertaining much and painting portraits of prominent people, particularly in New Orleans, where General Andrew Jackson was one of his sitters. He had for assistants at different times both Sully and Inman. He affected singularity in dress and manners, and his mots were the talk of the day. But his work deteriorated, and he died in great poverty in New York City. Examples of his painting are in the collection of the New York Historical Society.
End of Article: JAROSITE
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