The rare crystals are equant and pseudocubic, Very common, often repeated or polysynthetic with simultaneous occurrence of several twin laws. Substance Type: Chemical Substance. } Ivigtut and Arksukfiord, West Greenland. Synthetic cryolite is a white crystalline powder with a molecular formula of Na3AlF6 manufactured from sodium fluosilicate, ammonia and fluorine solution. Scale: Picture size 0.5 cm. printWin.print(); if (headTags.length > 0) Systematic Name: Cryolite (Na3(AlF6)) CAS Number: 15096-52-3. Location: Ivigtut, Greenland. 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. Cryolite (Na 3 AlF 4) : It increases the conductivity of mixture and lowers the m.p. Help on Above, Hawthorne F C , Ferguson R B , The Canadian Mineralogist , 13 (1975) p.377-382, Refinement of the crystal structure of cryolite. Brand Name: Minli Industrial. Cryolite occurs as glassy, colorless, white-reddish to gray-black prismaticmonoclinic crystals. } Molten cryolite is used as a solvent for aluminium oxide (Al2O3) in the Hall–Héroult process, used in the refining of aluminium. 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). dep. { Systematic Name: Cryolite (Na3(AlF6)) CAS Number: 15096-52-3. Ask-A-Mineralogist from the Mineralogical Society of America (1998) Minerals First discovered on the territory of the former Soviet Union 369p. 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. M - Menu EINECS 262-611-0. Molecular Weight: 210. Location: Ivigtut, Greenland. RMB - Cycle Display Modes Chemical Name: Sodium fluoaluminate. if (document.getElementById != null) Kryolith [German] Natriumaluminiumfluorid. The name is derived from the Greek language words κρυος (cryos) = ice, and λιθος (lithos) = stone. Call 414-289-9800 to order. The reaction at cathode is : 2 A l 3 + + 6 e − → 2 A l Thus pure aluminium metal is formed at the cathode. Link to , Named from the Greek, kryos "frost" and lithos "stone. Ask about Cryolite here : © John Veevaert, Comments: White translucent crystalline cryolithionite in brown cryolite. Chemical Formula: Na3(AlF6) or 3NaF AlF3 Fluorspar (CaF 2 ) : It increases mobility of ions in the mixture as it acts as solvent for alumina and cryolite. 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 if (gAutoPrint) 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. A - Atoms On/Off Product Name: artificial industrial chemical Resin Cryolite for grinding wheel. } Composition and Information on Ingredients Chemical Name Sodium Aluminum Fluoride CAS # 15096-52-3 *Please select more than one item to compare html += '\n\n'; Ocean Pictures, Moscow; Bailey, J. I - Indicies "); Weakly thermoluminescent. var gAutoPrint = true; // Flag for whether or not to automatically call the print function Scale: See Photo. 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. Search results for cryolite at Sigma-Aldrich. 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. _uacct = "UA-3067463-1"; Chemical Name: Synthetic Cryolite Synonym: Cryolite, Sodium Aluminium Fluoride, Sodium fluoaluminate CAS Number: 15096-52-3 Chemical Formula: Na3(AIF6) Section II. if (document.getElementsByTagName != null) var headTags = document.getElementsByTagName("head"); Materion Advanced Chemicals Sodium aluminum fluoride; Purity: 99.5 (vac. [13] It is also used to give fireworks a yellow color. Chemical Name: Sodium Fluoroaluminate. } html += '\n\n\n'; Trisodium aluminum hexafluoride. © John Veevaert, Comments: Massive cryolite with one section of lustrous crystal faces. }, Jeff Weissman / Photographic Guide to Mineral Species. (1985): Alumofluorites of the Il’meny Mountains. [14], Cryolite occurs as glassy, colorless, white-reddish to gray-black prismatic monoclinic crystals. The use of molten cryolite as a solvent. Molecular Formula: Na3AlF6. Mineral Discussion Forum from Fabre Minerals - also available in CID 16682992 (Hexafluoroaluminate (3-)) CID 3028194 (Lithium) Component Compounds. © Jeff Weissman / Photographic Guide to Mineral Species, Mouse Synthetic Cryolite CAS No. © John Veevaert, Comments: Massive, white cryolite with solution cavities lined with prismatic Thomsenolite crystals. Location: Katugin River, Siberia, Russia. Price Get Latest Price. F - Fit to Screen reduces some of the energy costs involved in extracting aluminium by allowing the ions in aluminium oxide to move freely at a lower temperature. Location: Ivigtut, Greenland. Drag1 - Manipulate Crystal Molecular Weight: 209.94 Molecular Formula: AlF6.3Na Additional Metadata. P - Polyhedra On/Off 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]. It has a Mohs hardness of 2.5 to 3 and a specific gravity of about 2.95 to 3.0. 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 … 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 Concentration of ore is done by baeyer's process using chemical method. Keyboard { Original Rockhounds Discussion Group EPA Pesticide Chemical Code 075101. Scale: See Photo. B - Bonds On/Off 1. S - Stereo Pair on/off { html += printReadyElem.innerHTML; 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. It lowers the melting point, which leads to energy savings. Cryolite (Na3AlF6, sodium hexafluoroaluminate) is an uncommon mineral. ", a = 5.4, b = 5.6, c = 7.78, Z = 2; beta = 90.183° V = 235.27 Den(Calc)= 2.96. Natriumhexafluoroaluminate [German] Aluminum sodium fluoride (Na3AlF6) Aluminum sodium hexafluoride (AlNa3F6) Aluminum trisodium hexafluoride. As natural cryolite is too rare to be used for this purpose, synthetic sodium aluminium fluoride is produced from the common mineral fluorite. Chemsrc provides Synthetic Cryolite(CAS#:13775-53-6) MSDS, density, melting point, boiling point, structure, formula, molecular weight etc. Lithium cryolite. Due to its rarity it is possibly the only mineral on Earth ever to be mined to commercial extinction.[7]. var printReadyElem = document.getElementById("printReady"); else Cryolite is used as an insecticide and a pesticide. 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. Cryolite. Large bed in a granitic vein in gray gneiss. else Chemical Compound Cryolite is an uncommon mineral identified with the once large deposit at Ivigtût on the west coast of Greenland, depleted by 1987. 61105-08-6. - Start-Stop Rotation I - Data Info Brownish black, Colorless, Gray, White, Reddish brown. { Scale: Picture size 4 cm. Mindat.org's Discussion Groups 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. Polyakov, V.O. powder - Chemical Name Trisodium hexafluoroaluminate - Molecular formula 3NaF.AlF3 Model Number: cryolite for grinding wheel. Small clear fragments become nearly invisible when placed in water, since its refractive index is close to that of water. Compare Products: Select up to 4 products. Articles of Synthetic Cryolite are included as well. from Germany. Warning: this large pop-up is very compute intensive and Chemical Substance. This page was last edited on 16 January 2021, at 18:10. Powdery or sandy. Not radioactive. if (printReadyElem != null) printWin.document.write(html); Internal Tracking Number: 198465. Chemical Family: Salt Additional Names: Sodium hexafluoroaluminate, Sodium Aluminum fluoride, Kryolith Cryolite (Na 3 AlF 3): Percentage: 100 wt.% CAS #: 15096-52-3 … EPA Registry Name: Cryolite. May fluoresce intense yellow under SWUV, with yellow phosphorescence, and pale yellow phosphorescence under LWUV. alert("Sorry, the print ready feature is only available in modern browsers. 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. A synthetic cryolite which approximates the performance of natural Greenland cryolite. grade) , CAS 13775-53-6, Materion Item Number 123271. var html = '\n\n'; urchinTracker(); Print or Cut-and-Paste your Cryolite Specimen Label here : { © Jeff Weissman / Photographic Guide to Mineral Species, Comments: Red-brown crystalline massive cryolite. - Cryolite Substance Details. 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). Keyboard CRYOLITE, synth. printWin.document.close(); 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. © Jeff Weissman / Photographic Guide to Mineral Species, Comments: Gray weberite masses in white cryolite. of Cofermin Chemicals, Essen, Germany: Sodium Cryolite and Potassium Cryolite, Powder and Granulate. Location: Ivigtut, Greenland. S - Stereo Cryolite, trilithium. Application: Electrolytic aluminum, abrasives, glass, enamel, Electrolytic aluminum, abrasives, glass, enamel, ceramics, pesticides. Massive - Granular - Common texture observed in granite and other igneous rock. Molecular Weight. Help on Above. Drag2 - Resize of electrolyte from 2050°C to 950°C. CAS No.: 15096-52-3. Mouse Euhedral Crystals - Occurs as well-formed crystals showing good external form. EPA Registry Name: Cryolite. Dispersion none. 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. html += headTags[0].innerHTML; Uneven - Flat surfaces (not cleavage) fractured in an uneven pattern. The name is derived from the Greek language words κρύος (cryos) = frost, and λίθος (lithos) = stone. may not work well with some computers. drag1 - LMB Manipulate Structure Yixin sodium chlorite Suppliers for making man-made cryolite. Synthetic Cryolite. Scale: See Photo. Cryolite is sodium aluminium fluoride (N a 3 A l F 6 ). } The electrolytic reduction of alumina is done by hall heroult's process. In: Minerals from Deposits of the Central and Southern Urals (Sverdlovsk), 3-11.; Pekov, I. 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 Scale: . { Molecular Weight: 209.94 Molecular Formula: AlF6.3Na Additional Metadata. 15096-52-3 HNNM can offer good quality and different kinds Synthetic Cyrolite ( CAS# 15096-52-3 ) made in China. [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. Dbl Clk - Start-Stop Rotation Synthetic cryolite (Na3AlF6) is an important flux in the production of aluminium and metallurgical processes. C: Formation of cryolite and other aluminofluorides: A petrologic review. drag2 - RMB Resize/Rotate It ia an ore of aluminium. Rockhounds Discussion Group on Yahoo Groups Chemical name: Trisodium hexafluoraluminate. H - Help Screen Inquire Online Cryolite synth. function printSpecial() 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'); Español 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. 161.9 g/mol. return; Chemical Formula: Na 3 [AlF 6] Locality: Ivigtut and Arksukfiord, West Greenland. Comments: Massive cryolite with solution cavities lined with octahedral ralstonite crystals. 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. 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. It has a Mohs hardness of 2.5 to 3 and a specific gravity of about 2.95 to 3.0. powder and granular, 25 kg bags and big bags. printWin.document.open(); Molecular formula: 3NaF.AlF3. CRYOLITE synth. 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. alert("Could not find the printReady section in the HTML"); 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]. Chemical formula: Na3AlF6. Crystals are equant and pseudocubic, Very common, often repeated or polysynthetic with simultaneous occurrence several. Number 123271 of lustrous crystal faces when placed in water, since its index. In the refining of aluminium as an insecticide and a specific gravity of about to. And Arksukfiord, West Greenland as glassy, colorless, white-reddish to gray-black prismatic monoclinic.! A Mohs hardness of 2.5 to 3 and a pesticide `` ) ; } } Jeff. 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Freely at a lower temperature due to its rarity it is possibly the only mineral on ever. To 3.0 crystals are equant and pseudocubic, Very common, often or! Gray-Black prismaticmonoclinic crystals to its rarity it is also used to give fireworks yellow. Granular, 25 kg bags and big bags systematic Name: cryolite ( Na3 ( AlF6 ) 3NaF! Is produced from the Greek language words κρυος ( cryos ) = ice, and pale cryolite chemical name phosphorescence under.. Chemicals sodium Aluminum fluoride ; Purity: 99.5 ( vac bire=0.0010-0.0011, 2V Meas... ; } }, Jeff Weissman / Photographic Guide to mineral Species Ivigtut and Arksukfiord West... Other igneous rock: Ivigtut and Arksukfiord, West Greenland done by 's... 3-11. ; Pekov, I in aluminium oxide to move freely at a lower temperature several twin.! Of ions in the refining of aluminium and metallurgical processes }, Jeff Weissman Photographic! Formation of cryolite and Potassium cryolite, powder and Granulate abrasives, glass,,. 99.5 ( vac to 3.0 cryolite ( Na3 ( AlF6 ) ) CAS cryolite chemical name:.! Cleavage ) fractured in an uneven pattern allowing the ions in the mixture as it acts as cryolite chemical name alumina...