• Alum-(K) - Wikipedia

    en.wikipedia.org/wiki/Alum-(K) Alum-(K) is a hydrous potassium aluminium sulfate mineral with formula KAl(SO 4) 2 ·12(H 2 O). It is the mineral form of potassium alum and is referred to as potassium alum in older sources. It is a member of the alum group. It occurs as colorless to white, soft isometric crystals and efflorescence coatings. Rare crystals are octahedral in form if occurring as precipitates from neutral water ...
  • Alum-(K) Mineral Data

    webmineral.com/data/Alum-(K).shtml General Alum-(K) Information : Chemical Formula: KAl(SO4)2•12(H2O) Composition: Molecular Weight = 474.39 gm Potassium 8.24 % K 9.93 % K 2 O: Aluminum 5.69 % Al 10.75 % Al 2 O 3: Hydrogen 5.10 % H 45.57 % H 2 O: Sulfur 13.52 % S 33.75 % SO 3: Oxygen 67.45 % O: 100.00 % 100.00 % = TOTAL OXIDE
  • Aluminium - Wikipedia

    en.wikipedia.org/wiki/Aluminium Aluminium (aluminum in American and Canadian English) is a chemical element with the symbol Al and atomic number 13. It is a silvery-white, soft, non-magnetic and ductile metal in the boron group.By mass, aluminium is the most abundant metal in the Earth's crust and the third most abundant element (after oxygen and silicon).The abundance of aluminium decreases relative to other elements at ...
  • Alum-(K): Mineral information, data and localities.

    www.mindat.org/show.php The name is derived from "Alum" since this species is a member of the alum group; the -(K) suffix denotes that it is the K-dominant member of the group. Type Locality: ⓘ Solfatara di Pozzuoli, Pozzuoli, Naples, Campania, Italy
  • Potassium alum - Wikipedia

    en.wikipedia.org/wiki/Potassium_alum Potassium alum, potash alum, or potassium aluminium sulfate is a chemical compound: the double sulfate of potassium and aluminium, with chemical formula KAl(SO 4) 2.It is commonly encountered as the dodecahydrate, KAl(SO 4) 2 ·12H 2 O. It crystallizes in an octahedral structure in neutral solution and cubic structure in an alkali solution with space group P a -3 and lattice parameter of 12.18 Å.
  • What Is Alum and How Is It Used? - ThoughtCo

    www.thoughtco.com/what-is-alum-608508 Usually, when you hear about alum it is in reference to potassium alum, which is the hydrated form of potassium aluminum sulfate and has the chemical formula KAl(SO 4) 2 ·12H 2 O. However, any of the compounds with the empirical formula AB(SO 4) 2 ·12H 2 O are considered to be an alum. Sometimes alum is seen in its crystalline form, although it is most often sold as a powder.
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  • Aluminum potassium sulfate | AlK(SO4)2 - PubChem

    pubchem.ncbi.nlm.nih.gov/compound/Aluminum-potassium-sulfate Potassium aluminum alum. ALUM, POTASSIUM. Tai-Ace K 20. Alum, potassium anhydrous. Tai-Ace K 150. UNII-09OXB01F3O. Dialuminum dipotassium sulfate. CCRIS 6842. Aluminum potassium sulfate, alum. HSDB 2685. EINECS 233-141-3. Aluminum potassium sulfate, anhydrous. Aluminium potassium sulfate. Potassium aluminum sulfate (1:1:2) Sulfuric acid ...
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  • Alum-(Na) Mineral Data

    webmineral.com/data/Alum-(Na).shtml Cromer D T , Kay M I , Larson A C , Acta Crystallographica , 22 (1967) p.182-187, Refinement of the alum structures. II. X-ray and neutron diffraction of, NaAl(SO4)2*12H2O, gamma alum, Locality: synthetic