At length he tried a stone from Greenland called "cryolite," which had already been used for making a kind of porcelain.    From Wordnik.com.  [Diggers in the Earth] Reference

Potassium borofluoride may be readily prepared from cryolite.    From Wordnik.com.  [Scientific American Supplement, No. 441, June 14, 1884.] Reference

The principal resources of the island are sealskins, eider-down, oil, and cryolite.    From Wordnik.com.  [Wealth of the World's Waste Places and Oceania] Reference

He produced his first small bits of aluminum using the cryolite, aluminum oxide and homemade batteries.    From Wordnik.com.  [Charles M. Hall & Aluminum] Reference

The aluminum metal was removed from the pots by dipping down through the molten cryolite with a small ladle.    From Wordnik.com.  [Building Frontiers with Aluminum] Reference

A mixture of equal parts of cryolite and barium chloride is very good in soldering bronze or aluminum alloys.    From Wordnik.com.  [Practical Mechanics for Boys] Reference

The method which has proved most successful consists in the electrolysis of the oxide dissolved in melted cryolite.    From Wordnik.com.  [An Elementary Study of Chemistry] Reference

The box is partially filled with cryolite and the current is turned on, generating enough heat to melt the cryolite.    From Wordnik.com.  [An Elementary Study of Chemistry] Reference

Use 2 or 3 pounds of lead arsenate plus an equal quantity of hydrated lime or 3 pounds of cryolite per 100 gallons of water.    From Wordnik.com.  [Northern Nut Growers Association Report of the Proceedings at the 43rd Annual Meeting Rockport, Indiana, August 25, 26 and 27, 1952] Reference

In this process, alumina (aluminum oxide) is dissolved in molten cryolite (cryolite is an aluminum fluoride mineral, Na3AlF6).    From Wordnik.com.  [Aluminum] Reference

We are getting the upper hand of the curculios by the use of cryolite spray but the root-worm beetle problem is still unsolved.    From Wordnik.com.  [Northern Nut Growers Association Report of the Proceedings at the Thirty-Eighth Annual Meeting Guelph, Ontario, September 3, 4, 5, 1947] Reference

The walnut husk maggot can be controlled by spraying the trees with lead arsenate or cryolite the latter part of July and again 3 to 4 weeks later.    From Wordnik.com.  [Northern Nut Growers Association Report of the Proceedings at the 43rd Annual Meeting Rockport, Indiana, August 25, 26 and 27, 1952] Reference

Hall, fresh out of Oberlin College in 1886, tried dissolving the aluminum salt in a fused-cryolite (sodium aluminum fluoride) bath instead of water.    From Wordnik.com.  [April 2, 1889: Aluminum Process Foils Steep Prices] Reference

Until the beginning of World War II a rather limited number of insecticides was available, such as lead arsenate, cryolite, nicotine, mineral oil emulsions, and rotenone.    From Wordnik.com.  [Northern Nut Growers Association Report of the Proceedings at the 41st Annual Meeting Pleasant Valley, New York, August 28, 29 and 30, 1950] Reference

The basis of Hall's invention involves "passing an electric current through a bath of alumina dissolved in cryolite, which results in a puddle of aluminum forming in the bottom of the retort.".    From Wordnik.com.  [Charles M. Hall & Aluminum] Reference

After years of intensive work in which he had to fabricate most of his apparatus and prepare his chemicals, Hall found the solvent he needed: molten cryolite, the mineral sodium aluminum fluoride on February 23, 1886.    From Wordnik.com.  [Charles M. Hall & Aluminum] Reference

The mineral cryolite is a fluoride of aluminium and sodium.    From Wordnik.com.  [A Text-book of Assaying: For the Use of Those Connected with Mines.] Reference

"What else do you need -- was there enough cryolite?" he asked.    From Wordnik.com.  [Space Prison] Reference

In 1806, cryolite was found in the area, and mining started in 1865.    From Wordnik.com.  [WN.com - Articles related to Cotabato LGU to review ban on open-pit mining] Reference

Aluminium is refined by electrolysis of Al2O3 dissolved in molten cryolite Na3AlF6.    From Wordnik.com.  [Yahoo! Answers: Latest Questions] Reference

"There's a seam of cryolite in the Eastern Hills, according to the old maps," said Lake.    From Wordnik.com.  [Space Prison] Reference

The mineral cryolite occurs at Ivigtut and is mined by soda-making establishments in the United States.    From Wordnik.com.  [Commercial Geography A Book for High Schools, Commercial Courses, and Business Colleges] Reference

Aluminum is formed by the electrolysis of the aluminum oxide in a fused bath of cryolite and fluorspar.    From Wordnik.com.  [The Story of Electricity] Reference

The aluminum is a little heavier than the melted cryolite, and therefore it settles and may be drawn off at the bottom of the melting-pot.    From Wordnik.com.  [Diggers in the Earth] Reference

The carbon-lined smelting box was ready and the current flowed between the heavy carbon rods suspended in the cryolite and the lining, transforming the cryolite into a liquid.    From Wordnik.com.  [Space Prison] Reference

The discovery that the metal could be extracted cheaply from cryolite, a mineral with an aluminium base, obtained from Ivigtut, Greenland, led to a sparing use of the metal in the economic arts.    From Wordnik.com.  [Commercial Geography A Book for High Schools, Commercial Courses, and Business Colleges] Reference

"glass" eye, which is actually made of medical grade acrylic or cryolite glass.    From Wordnik.com.  [The Earth Times Online Newspaper] Reference

And we would have to have cryolite ore to serve as the solvent in the smelting process. ".    From Wordnik.com.  [Space Prison] Reference

Tomorrow men will go out after bauxite and cryolite and four of us will go up the plateau to look for iron. ".    From Wordnik.com.  [Space Prison] Reference

A cryolite spray as it is more effective against curculios than arsenical sprays and less likely to injure tender walnut foliage.    From Wordnik.com.  [Northern Nut Growers Association Thirty-Fourth Annual Report 1943] Reference

The mineral cryolite.    From Wordnik.com.  [An Elementary Study of Chemistry] Reference

Natural resources: zinc, lead, iron ore, coal, molybdenum, cryolite, uranium, fish.    From Wordnik.com.  [The 1996 CIA Factbook] Reference

Natron, halite, hauynite, plagioclase, oligo-clase, sodalite, glauberite, cryolite, glauber salt.    From Wordnik.com.  [13. Glaze oxides] Reference