cryptocrystallizationn.
/ˌkrɪptə(ʊ)ˌkrɪstəlʌɪˈzeɪʃn/, /ˌkrɪptə(ʊ)ˌkrɪstl̩ʌɪˈzeɪʃn/, U.S. /ˌkrɪptəˌkrɪstələˈzeɪʃ(ə)n/, /ˌkrɪptəˌkrɪstəˌlaɪˈzeɪʃ(ə)n/ Mineralogy and Chemistry.
Crystallization resulting in the formation of a cryptocrystalline solid.
ΚΠ
1886 Johnson's Universal Cycl. (rev. ed.) IV. 387/2 In numerous cases of bodies which tend to crystallize with ease, the mere presence of some other matter..may so interfere as to cause an apparent amorphism, which, in some of these cases, may be easily proved to be due only to crypto-crystallization.
1920 U.S. Patent 1,348,129 4/2 What I claim is... 7. In the production of a pigment containing a titanium oxygen compound, the process of effecting cryptocrystallization in said compound.
1974 J. D. Milliman Marine Carbonates x. 274 In the cryptocrystallization of coralline algae, carbonate rhombs are precipitated within individual cells.
1990 New Scientist 28 Apr. 55/1 Any spaces left in the bulk of the reef are soon filled up by..cryptocrystallisation, in which materials are precipitated out of the water onto the cavity walls.
This entry has been updated (OED Third Edition, June 2011; most recently modified version published online March 2022).
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