Lexic.us

Definition of Cristobalite

1. Noun. A white mineral consisting of silica; found in volcanic rocks.

Definition of Cristobalite

1. Noun. (mineral) A mineral of volcanic rocks that solidified at a high temperature. Cristobalite is chemically identical to quartz, with the chemical formula SiO₂, but has a different crystal structure. Crystals are always microscopic, and usually form small rounded masses. ¹

¹ Source: wiktionary.com

Lexicographical Neighbors of Cristobalite

Literary usage of Cristobalite

Below you will find example usage of this term as found in modern and/or classical literature:

1. Transactions of the American Institute of Mining, Metallurgical and (1918)
"This apparently isotropic form was at first believed to be glass, but later shown to be cristobalite.63 Since the transformation of the original quartz was ..."

2. Silica and the Silicates by James Aloysius Audley (1921)
"a to ]3 cristobalite between 230° and 270° C. (The a-fi quartz inversion at 575° C. gives a volume change of about 1-4 per cent.) This spalling tendency of ..."

3. Transactions by American Institute of Mining, Metallurgical, and Petroleum Engineers, Metallurgical Society of AIME, Society of Mining Engineers of AIME., Society for Mining, Metallurgy, and Exploration (U.S.). (1918)
"cristobalite probably has a slightly greater coefficient of expansion than the glass.13 SOLUBILITIES Rammelsberg,u and Lange and ..."

4. 6th Annual Report on Carcinogens (1991) by DIANE Publishing Company (1994)
"When administered as a single intrapleural injection, cristobalite (CAS No. ... Quartz, cristobalite, and tridymite are the three most common crystalline ..."

5. Transactions of the American Ceramic Society Containing the Papers and by American Ceramic Society (1916)
"The amount of cristobalite was determined in the silica brick specimens at ... At 1300° the content of cristobalite did not exceed 5 percent, no tridymite ..."

6. Bi-monthly Bulletin of the American Institute of Mining Engineers by American Institute of Mining Engineers (1915)
"Quartz has a specific gravity of 2.65, tridymite of 2.27, and]cristobalite of 2.33. Each has its characteristic crystal form, the quartz being usually in ..."

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