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alunite    

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  • Alunite - Wikipedia
    Alunite occurs as veins and replacement masses in trachyte, rhyolite, and similar potassium rich volcanic rocks It is formed by the action of sulfuric acid bearing solutions on these rocks during the oxidation and leaching of metal sulfide deposits
  • Alunite: Mineral information, data and localities.
    Alunite has been used for dating (K-Ar method) of weathering processes in ore deposits or of the deposition of alunite in caves Alunite was also detected on Mars (Ehlmann et al , 2016; Ranalli and Swayze, 2024)
  • 明矾石_百度百科
    Na常代替K，其含量超过K时称钠矾石（Natroalunite）或 钠明矾石，有时也有少量Fe3+代替Al3+。 不溶于水，微溶于硫酸，在强碱性溶液中完全分解。 中文名 明矾石 外文名 Alunite 化学式 KAl3（SO4）2（OH）6 色 泽 白色，含杂质呈浅灰色、浅黄 硬 度 2~2 5
  • Alunite | Mineral, Description, Uses, Facts | Britannica
    alunite, a widespread rock-forming sulfate mineral that occupies pockets or seams in volcanic rocks such as rhyolites, trachytes, and andesites, where it presumably formed through their chemical reaction with escaping sulfurous vapours
  • Alunite - an overview | ScienceDirect Topics
    Alunite is defined as a secondary mineral that typically occurs as infill in earlier stage vein cavities, commonly associated with kaolinite and halloysite in alteration zones resulting from steam-heated hot spring processes and weathering under acidic conditions
  • Alunite | Al3H6KO14S2 | CID 44155713 - PubChem
    Alunite | Al3H6KO14S2 | CID 44155713 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities, safety hazards toxicity information, supplier lists, and more
  • Alunite KAl3(SO4)2(OH)6 - Handbook of Mineralogy
    Mineral Group: Alunite group Occurrence: Formed between 15 C and 400 C by the action of sulfate, which may be generated from pyrite or solfataric action, on aluminous rocks, commonly accompanied by kaolinitization and silicification
  • Alunite Mineral Data
    Name Origin: From the Latin alunit, meaning "alum " Name Pronunciation: Alunite Synonym: Aluminilite ICSD 12106 PDF 13-136 Alunite Image Images: Alunite Comments: Octahedral clear to tan tinted crystals of alunite Location: Marysvale, Piute County, Utah, USA Scale: See Photo © Jeff Weissman Photographic Guide to Mineral Species
  • Alunite - Gems Minerals
    Alunite is a sulfate mineral with the chemical formula KAl₃ (SO₄)₂ (OH)₆, belonging to the alunite supergroup, which includes various potassium–aluminum and sodium–aluminum sulfate minerals
  • Alunite: Meaning, Properties, and Uses - Wisdom Of The Spirit
    What Is Alunite? Alunite, also known as alum stone, is a sulfate mineral that forms when rocks are altered by sulfuric acid Its name comes from the Latin word alumen, meaning “alum,” referencing its high aluminum and potassium sulfate content





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