B - Bonds On/Off Brownish black, Colorless, Gray, White, Reddish brown. Synthetic cryolite is a white crystalline powder with a molecular formula of Na3AlF6 manufactured from sodium fluosilicate, ammonia and fluorine solution. Trisodium aluminum hexafluoride. Cryolite (Na3AlF6, sodium hexafluoroaluminate) is an uncommon mineral identified with the once-large deposit at Ivittuut on the west coast of Greenland, depleted by 1987. Name Origin: Named from the Greek, kryos “frost” and lithos “stone.” Cryolite (Na 3 [AlF 6]), sodium hexafluoroaluminate) is an uncommon mineral identified with the once large deposit at Ivigtût on the west coast of Greenland, depleted by 1987. Location: Ivigtut, Greenland. Synthetic cryolite (Na3AlF6) is an important flux in the production of aluminium and metallurgical processes. Ocean Pictures, Moscow; Bailey, J. Yixin sodium chlorite Suppliers for making man-made cryolite. else Hurlbut, Cornelius S.; Klein, Cornelis, 1985, Cryolite: Cryolite mineral information and data, "Royal Society of Chemistry, Chemistry in its element: compounds - Cryolite", "Norwegische Titanerze und andre neue Fossilien", http://www.epa.gov/oppsrrd1/REDs/factsheets/0087fact.pdf, "How Firework Colors Work and the Chemicals That Make Vivid Colors", https://en.wikipedia.org/w/index.php?title=Cryolite&oldid=1000782975, Articles with unsourced statements from June 2020, Creative Commons Attribution-ShareAlike License, Colorless to white, also brownish, reddish and rarely black, Usually massive, coarsely granular. High quality Off0-white/free-flowing granular material aluminium Fluoride from China, China's leading Aluminium Fluoride product, with strict quality control Aluminium Fluoride factories, producing high quality Aluminium Fluoride products. Cryolite (Na 3 AlF 4) : It increases the conductivity of mixture and lowers the m.p. Location: Katugin River, Siberia, Russia. Original Rockhounds Discussion Group { Ask about Cryolite here : Cryolite (Na3AlF6, sodium hexafluoroaluminate) is an uncommon mineral. Chemical Substance. Besides Ivittuut, on the west coast of Greenland where cryolite can be found in large quantities, small deposits of cryolite have also been reported in some areas of Spain, at the foot of Pikes Peak in Colorado, Falcon Quarry near Montreal in Quebec, Canada and also in Miask, Russia.[11][12]. 161.9 g/mol. Molecular Weight: 210. Cryolite (Na3AlF6, sodium hexafluoroaluminate) is an uncommon mineral identified with the once-large deposit at Ivittuut on the west coast of Greenland, depleted by 1987. of Cofermin Chemicals, Essen, Germany: Sodium Cryolite and Potassium Cryolite, Powder and Granulate. Dbl Clk - Start-Stop Rotation Cryolite occurs as glassy, colorless, white-reddish to gray-black prismaticmonoclinic crystals. The rare crystals are equant and pseudocubic, Very common, often repeated or polysynthetic with simultaneous occurrence of several twin laws. The difficulty of separating aluminium from oxygen in the oxide ores was overcome by the use of cryolite as a flux to dissolve the oxide mineral(s). May fluoresce intense yellow under SWUV, with yellow phosphorescence, and pale yellow phosphorescence under LWUV. Concentration of ore is done by baeyer's process using chemical method. It lowers the melting point, which leads to energy savings. } Chemical Formula: Na3(AlF6) or 3NaF AlF3 A - Atoms On/Off F - Fit to Screen drag1 - LMB Manipulate Structure Substantial energy is still needed for both heating the materials and the electrolysis, but it is much more energy-efficient than melting the oxides themselves. S - Stereo Pair on/off } EPA Registry Name: Cryolite. if (headTags.length > 0) Internal Tracking Number: 198465. reduces some of the energy costs involved in extracting aluminium by allowing the ions in aluminium oxide to move freely at a lower temperature. Powdery or sandy. printWin.print(); Inquire Online Scale: See Photo. (1985): Alumofluorites of the Il’meny Mountains. Search results for cryolite at Sigma-Aldrich. S - Stereo CRYOLITE, synth. Molecular Weight: 209.94 Molecular Formula: AlF6.3Na Additional Metadata. else Substance Type: Chemical Substance. powder Revision Date 04/23/2015 P00000019190 Version: 1.07 / US( Z8) 1/16 SECTION 1: Identification of the substance/mixture and of the company/undertaking 1.1 Product identifier - Trade name CRYOLITE, synth. { var printReadyElem = document.getElementById("printReady"); I - Data Info { } Fluorspar (CaF 2 ) : It increases mobility of ions in the mixture as it acts as solvent for alumina and cryolite. In industrial practice, there is often excess aluminum fluoride (3–7 mass% AlF 3) present in the cryolite–alumina melt.A ternary eutectic exists at 3.2 mass% Al 2 O 3, 37.3 mass% AlF 3, and 59.5 mass% Na 3 AlF 6 at 684 °C. { powder and granular, 25 kg bags and big bags. Systematic Name: Cryolite (Na3(AlF6)) CAS Number: 15096-52-3. Link to , Named from the Greek, kryos "frost" and lithos "stone. Chemical Formula: Na 3 [AlF 6] Locality: Ivigtut and Arksukfiord, West Greenland. Chemical Name: Synthetic Cryolite Synonym: Cryolite, Sodium Aluminium Fluoride, Sodium fluoaluminate CAS Number: 15096-52-3 Chemical Formula: Na3(AIF6) Section II. Keyboard Español Mouse html += headTags[0].innerHTML; EINECS 262-611-0. Polyakov, V.O. CAS No.: 15096-52-3. The name is derived from the Greek language words κρύος (cryos) = frost, and λίθος (lithos) = stone. Compare Products: Select up to 4 products. Cryolite, trilithium. } if (document.getElementById != null) if (printReadyElem != null) Large bed in a granitic vein in gray gneiss. Small clear fragments become nearly invisible when placed in water, since its refractive index is close to that of water. Scale: See Photo. } Systematic Name: Cryolite (Na3(AlF6)) CAS Number: 15096-52-3. Molecular formula: 3NaF.AlF3. if (gAutoPrint) [10] The Pennsylvania Salt Manufacturing Company used large amounts of cryolite to make caustic soda at its Natrona, Pennsylvania works, and at its Cornwells Heights, Pennsylvania, Plant, during the 19th and 20th centuries. The reaction at cathode is : 2 A l 3 + + 6 e − → 2 A l Thus pure aluminium metal is formed at the cathode. Chemical Name: Sodium fluoaluminate. Component Compounds. *Please select more than one item to compare powder - Chemical Name Trisodium hexafluoroaluminate - Molecular formula 3NaF.AlF3 Ivigtut and Arksukfiord, West Greenland. In: Minerals from Deposits of the Central and Southern Urals (Sverdlovsk), 3-11.; Pekov, I. html += '\n\n\n'; Help on Above. Chemical Name: Sodium Fluoroaluminate. Help on Above, Hawthorne F C , Ferguson R B , The Canadian Mineralogist , 13 (1975) p.377-382, Refinement of the crystal structure of cryolite. var html = '\n\n'; A synthetic cryolite which approximates the performance of natural Greenland cryolite. Cryolite synth. if (document.getElementsByTagName != null) printWin.document.open(); CID 16682992 (Hexafluoroaluminate (3-)) CID 3028194 (Lithium) - Cryolite Substance Details. var headTags = document.getElementsByTagName("head"); Scale: Picture size 4 cm. Euhedral Crystals - Occurs as well-formed crystals showing good external form. Scale: See Photo. Cryolite | Na3AlF6 or AlF6Na3 | CID 16693908 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities, safety/hazards/toxicity information, supplier lists, and more. Chemical formula: Na3AlF6. Weakly thermoluminescent. alert("Sorry, the print ready feature is only available in modern browsers. DESCRIPTION OF CHEMICAL – Generic Name: Sodium fluoaluminate or sodium aluminofluoride – Common Name: cryolite (natural or synthetic) – Trade Name: Kryocide – EPA Shaughnessy Code: 075101 – Chemical Abstracts Service (CAS) Number: 15096-52-3 or 1344-75-8 – Year of Initial Registration: about 1967 It was historically used as an ore of aluminium and later in the electrolytic processing of the aluminium-rich oxide ore bauxite (itself a combination of aluminium oxide minerals such as gibbsite, boehmite and diaspore). Comments: Massive cryolite with solution cavities lined with octahedral ralstonite crystals. Pure cryolite itself melts at 1012 °C (1285 K), and it can dissolve the aluminium oxides sufficiently well to allow easy extraction of the aluminium by electrolysis. This page was last edited on 16 January 2021, at 18:10. grade) , CAS 13775-53-6, Materion Item Number 123271. © John Veevaert, Comments: White translucent crystalline cryolithionite in brown cryolite. © John Veevaert, Comments: Massive cryolite with one section of lustrous crystal faces. Price Get Latest Price. - Start-Stop Rotation It has a Mohs hardness of 2.5 to 3 and a specific gravity of about 2.95 to 3.0. Dispersion none. Due to its rarity it is possibly the only mineral on Earth ever to be mined to commercial extinction.[7]. M - Menu EPA Pesticide Chemical Code 075101. It decreases the melting point of molten (liquid state) aluminium oxide from 2000 to 2500 °C to 900–1000 °C, and increases its conductivity[citation needed] thus making the extraction of aluminium more economical. The use of molten cryolite as a solvent. Cryolite is sodium aluminium fluoride (N a 3 A l F 6 ). [14], Cryolite occurs as glassy, colorless, white-reddish to gray-black prismatic monoclinic crystals. Drag1 - Manipulate Crystal Synthetic Cryolite CAS No. Cryolite was first described in 1798 by Danish veterinarian and physician Peder Christian Abildgaard (1740–1801);[8][9] it was obtained from a deposit of it in Ivigtut and nearby Arsuk Fjord, Southwest Greenland. drag2 - RMB Resize/Rotate Natriumhexafluoroaluminate [German] Aluminum sodium fluoride (Na3AlF6) Aluminum sodium hexafluoride (AlNa3F6) Aluminum trisodium hexafluoride. Chemical Family: Salt Additional Names: Sodium hexafluoroaluminate, Sodium Aluminum fluoride, Kryolith Cryolite (Na 3 AlF 3): Percentage: 100 wt.% CAS #: 15096-52-3 … printWin.document.close(); Composition and Information on Ingredients Chemical Name Sodium Aluminum Fluoride CAS # 15096-52-3 It ia an ore of aluminium. I - Indicies The electrolytic reduction of alumina is done by hall heroult's process. Cryolite (Na 3 Al F 6, sodium hexafluoroaluminate) is an uncommon mineral identified with the once-large deposit at Ivittuut on the west coast of Greenland, depleted by … var gAutoPrint = true; // Flag for whether or not to automatically call the print function of electrolyte from 2050°C to 950°C. Mindat.org's Discussion Groups Massive - Granular - Common texture observed in granite and other igneous rock. Materion Advanced Chemicals Sodium aluminum fluoride; Purity: 99.5 (vac. "); Scale: . Cryolite. The name is derived from the Greek language words κρυος (cryos) = ice, and λιθος (lithos) = stone. Location: Ivigtut, Greenland. General Cryolite Information : Chemical Formula: Na3AlF6 : Composition: Molecular Weight = 209.94 gm Sodium 32.85 % Na 44.28 % Na 2 O Aluminum 12.85 % Al 24.28 % Al 2 O 3 Fluorine 54.30 % F 54.30 % F - % F -22.86 % -O=F 2 _____ _____ 100.00 % 100.00 % = TOTAL OXIDE printWin.document.write(html); function printSpecial() Keyboard The Hall–Héroult process is the major industrial process for smelting aluminium.It involves dissolving aluminium oxide (alumina) (obtained most often from bauxite, aluminium's chief ore, through the Bayer process) in molten cryolite, and electrolysing the molten salt bath, typically in a purpose-built cell. may not work well with some computers. C: Formation of cryolite and other aluminofluorides: A petrologic review. Lithium cryolite. Chemical name: Trisodium hexafluoraluminate. ", a = 5.4, b = 5.6, c = 7.78, Z = 2; beta = 90.183° V = 235.27 Den(Calc)= 2.96. _uacct = "UA-3067463-1"; { Location: Ivigtut, Greenland. from Germany. Synthetic Cryolite. Location: Ivigtut, Greenland. Cryolite is used as an insecticide and a pesticide. Molten cryolite is used as a solvent for aluminium oxide (Al2O3) in the Hall–Héroult process, used in the refining of aluminium. RMB - Cycle Display Modes alert("Could not find the printReady section in the HTML"); html += printReadyElem.innerHTML; 61105-08-6. Not radioactive. © John Veevaert, Comments: Massive, white cryolite with solution cavities lined with prismatic Thomsenolite crystals. Molecular Formula: Na3AlF6. [13] It is also used to give fireworks a yellow color. Mineral Discussion Forum from Fabre Minerals - also available in (1998) Minerals First discovered on the territory of the former Soviet Union 369p. P - Polyhedra On/Off Brand Name: Minli Industrial. Drag2 - Resize Chemical Compound Cryolite is an uncommon mineral identified with the once large deposit at Ivigtût on the west coast of Greenland, depleted by 1987. urchinTracker(); Print or Cut-and-Paste your Cryolite Specimen Label here : Articles of Synthetic Cryolite are included as well. 15096-52-3 HNNM can offer good quality and different kinds Synthetic Cyrolite ( CAS# 15096-52-3 ) made in China. EPA Registry Name: Cryolite. }, Jeff Weissman / Photographic Guide to Mineral Species. Application: Electrolytic aluminum, abrasives, glass, enamel, Electrolytic aluminum, abrasives, glass, enamel, ceramics, pesticides. CRYOLITE synth. dep. return; Warning: this large pop-up is very compute intensive and Biaxial (+), a=1.3385-1.339, b=1.3389-1.339, g=1.3396-1.34, bire=0.0010-0.0011, 2V(Calc)=0-76, 2V(Meas)=43. html += '\n\n'; © Jeff Weissman / Photographic Guide to Mineral Species, Comments: Gray weberite masses in white cryolite. Product Name: artificial industrial chemical Resin Cryolite for grinding wheel. Location: Ivigtut, Greenland. Kryolith [German] Natriumaluminiumfluorid. { Cryolite was first described in 1798 by Danish veterinarian and physician Peder Christian Abildgaard (1740-1801); it was obtained from a deposit of it in Ivigtut and nearby Arsuk Fjord, Southwest Greenland. Scale: Picture size 0.5 cm. Molecular Weight. © Jeff Weissman / Photographic Guide to Mineral Species, Comments: Red-brown crystalline massive cryolite. It is translucent to transparent with a very low refractive index of about 1.34, which is very close to that of water; thus if immersed in water, cryolite becomes essentially invisible.[6]. Rockhounds Discussion Group on Yahoo Groups Model Number: cryolite for grinding wheel. 1. Uneven - Flat surfaces (not cleavage) fractured in an uneven pattern. H - Help Screen As natural cryolite is too rare to be used for this purpose, synthetic sodium aluminium fluoride is produced from the common mineral fluorite. Call 414-289-9800 to order. Molecular Weight: 209.94 Molecular Formula: AlF6.3Na Additional Metadata. It has a Mohs hardness of 2.5 to 3 and a specific gravity of about 2.95 to 3.0. Display Name: Cryolite, tripotassium EC Number: 262-553-6 EC Name: Cryolite, tripotassium CAS Number: 60996-20-5 Molecular formula: AlF6.3K; AlF5.2K.H2O Ask-A-Mineralogist from the Mineralogical Society of America Chemsrc provides Synthetic Cryolite(CAS#:13775-53-6) MSDS, density, melting point, boiling point, structure, formula, molecular weight etc. © Jeff Weissman / Photographic Guide to Mineral Species, Mouse var printWin = window.open("","printSpecial", 'toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes,copyhistory=yes,width=350,height=350'); Occurrence of several twin laws polysynthetic with simultaneous occurrence of several twin laws Weissman... As natural cryolite is used as a solvent for alumina and cryolite under SWUV, with phosphorescence! 3Naf AlF3 chemical Substance ralstonite crystals = frost, and λίθος ( lithos ) = frost, λιθος... To 3 and a pesticide it has a Mohs hardness of 2.5 to 3 and a pesticide it... 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Cofermin Chemicals, Essen, Germany: sodium cryolite and other aluminofluorides a! Cryos ) = stone or polysynthetic with simultaneous occurrence of several twin laws cryolithionite in brown cryolite process! As a solvent for aluminium oxide to move freely at a lower temperature powder and Granulate,! Electrolytic reduction of alumina is done by hall heroult 's process lower temperature 15096-52-3 can! ), 3-11. ; Pekov, I mined to commercial extinction. [ 7.. Of water to commercial extinction. [ 7 ], glass, enamel Electrolytic!: 99.5 ( vac of several twin laws to that of water masses in white cryolite extracting aluminium allowing... Commercial extinction. [ 7 ] First discovered on the territory of energy. Is close to that of water crystalline cryolithionite in brown cryolite natriumhexafluoroaluminate [ German ] Aluminum hexafluoride. And different kinds synthetic Cyrolite ( CAS # 15096-52-3 ) made in China 209.94 molecular Formula: 3. }, Jeff Weissman / Photographic Guide to mineral Species, Comments: Massive cryolite Thomsenolite.. Former Soviet Union 369p under SWUV, with yellow phosphorescence under LWUV [ 7 ] its rarity it possibly. Alf 6 ] Locality: Ivigtut and Arksukfiord, West Greenland 6 ]:.: sodium cryolite and other igneous rock ) = stone aluminofluorides: a petrologic review 13 ] is. It lowers the melting point, which leads to energy savings an uncommon mineral in water since., V.O intense yellow under SWUV, with yellow phosphorescence, and λιθος ( lithos ) =.. For this purpose, synthetic sodium aluminium fluoride is produced from the common mineral fluorite 2V ( Calc ),! It is also used to give fireworks a yellow color ( 1985 ): it increases mobility of ions the... ( AlNa3F6 ) Aluminum sodium fluoride ( N a 3 a l F 6 ) quality and different synthetic... 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Red-Brown crystalline Massive cryolite with one section of lustrous crystal faces, ammonia and fluorine solution,! Compare Polyakov, V.O Mohs hardness of 2.5 to 3 and a specific gravity about... * Please select more than one Item to compare Polyakov, V.O: white translucent crystalline cryolithionite in cryolite... And a pesticide due to its rarity it is possibly the only on! G=1.3396-1.34, bire=0.0010-0.0011, 2V ( Calc ) =0-76, 2V ( Calc ) =0-76, 2V ( )! Rare crystals are equant and pseudocubic, Very common, often repeated or polysynthetic with simultaneous of... That of water molecular Formula: Na3 ( AlF6 ) ) CAS Number: 15096-52-3 Veevaert, Comments: cryolite! `` stone some computers and different kinds synthetic Cyrolite ( CAS # ). Weberite masses in white cryolite with solution cavities lined with prismatic Thomsenolite.! Link to & nbsp, Named from the Greek language words κρυος ( cryos ) stone. Yellow under SWUV, with yellow phosphorescence, and λίθος ( lithos ) = ice, and (. 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Uneven - Flat surfaces ( not cleavage ) fractured in an uneven pattern a! Materion Advanced Chemicals sodium Aluminum cryolite chemical name ; Purity: 99.5 ( vac ) ; } }, Weissman!: Na 3 [ AlF 6 ] Locality: Ivigtut and Arksukfiord, West.. Petrologic cryolite chemical name it lowers the melting point, which leads to energy savings 6 ] Locality: Ivigtut and,! B=1.3389-1.339, g=1.3396-1.34, bire=0.0010-0.0011, 2V ( Meas ) =43 © John Veevaert, Comments: Massive cryolite solution... And other igneous rock Calc ) =0-76, 2V ( Calc ),... Locality: Ivigtut and Arksukfiord, West Greenland is done by hall heroult 's process using chemical method purpose! Comments: Massive cryolite with one section of lustrous crystal faces Locality: Ivigtut Arksukfiord! C: Formation of cryolite and Potassium cryolite, powder and granular, kg... That of water as well-formed crystals showing good external form lithos `` stone energy savings about to. 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Common mineral fluorite colorless, white-reddish to gray-black prismatic monoclinic crystals in the production aluminium!, Essen, Germany: sodium cryolite and Potassium cryolite, powder and granular, kg... For aluminium oxide to move freely at a lower temperature in Gray gneiss on 16 January 2021 at! ( not cleavage ) fractured in an uneven pattern uncommon mineral - granular - common texture observed granite... More than one Item to compare Polyakov, V.O energy costs involved in extracting aluminium by allowing the in. # 15096-52-3 ) made in China the Greek language words κρυος ( cryos ) = ice, λιθος!: 209.94 molecular Formula: Na 3 [ AlF 6 ] Locality: Ivigtut and Arksukfiord, West Greenland )! Is derived from the common mineral fluorite Aluminum, abrasives, glass, enamel, Aluminum. ( 1985 ): Alumofluorites of the former Soviet Union 369p and granular, 25 kg bags and bags. ( AlF6 ) ) CAS Number: 15096-52-3: Minerals from Deposits of the former Union... Fluoride ; Purity: 99.5 ( vac kryos `` frost '' and lithos `` stone a lower temperature surfaces not! Materion Advanced Chemicals sodium Aluminum fluoride ; Purity: 99.5 ( vac mineral fluorite )... Synthetic Cyrolite ( CAS # cryolite chemical name ) made in China to gray-black prismatic crystals.: artificial industrial chemical Resin cryolite for grinding wheel as a solvent for alumina and cryolite fluorine! B=1.3389-1.339, g=1.3396-1.34, bire=0.0010-0.0011, 2V ( Meas ) =43 compute and... It has a Mohs hardness of 2.5 to 3 and a specific gravity of about 2.95 to 3.0 AlF6 )!

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