alunite

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Minerals mined for their potassium are pinkish and sylvite, carnallite and alunite.

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Examples (19)

  • The 126 bandwidth hyperspectral survey data provides far superior resolution than space borne platforms such as ASTER and has the ability to identify the specific hydrothermal alteration minerals (such as dickite and alunite) that are commonly associated with epithermal and porphyry related deposits. —  Marketwire - Breaking News Releases
  • The resulting mineral maps identified that tailings material with significant amounts of hematite with minor jarosite, ferrihydrite and goethite, and clays, primarily alunite and kaolinite, with minor smectite and illite, had been dispersed along the length of the river. —  CiteULike: Everyone's library
  • Minerals mined for their potassium are pinkish and sylvite, carnallite and alunite. —  Find Free Articles - ArticlesBase
  • Drilling has delineated a CIM compliant inferred mineral resource totalling 31Mt @ 1. 0g / t Au for 1. 0Mozs Au, estimated by CSA Global (UK) Ltd, contained within the silica-alunite alteration zone associated with the domal complexes. —  Marketwire - Breaking News Releases
  • The specimens shown to us sufficiently indicated that it was neither alunite, similar to the rock of Tolfa and Piombino, nor those capillary and silky salts of alkaline sulphate of alumina and magnesia that line the clefts and cavities of rocks, but real masses of native alum, with a conchoidal or imperfectly lamellar fracture. —  Personal Narrative of Travels to the Equinoctial Regions of America, During the Year 1799-1804 — Volume 3
 

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Etymologies (2)

Toggle American Heritage etymologies American Heritage Dictionary (1)

  1. French, from alun, alum, from Latin alūmen.

Toggle Century etymologies Century Dictionary (1)

  1. from French alun, alum, + -ite.
 

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/ˈæljunaɪt/
by American Heritage

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