globuliten.
/ˈɡlɒbjᵿlʌɪt/, U.S. /ˈɡlɑbjəˌlaɪt/ Petrogr. and Materials Science.
In plural. Minute spherical crystals occurring in vitreous rock or other materials, developed during the process of devitrification.
ΚΠ
1876 F. Zirkel Microsc. Petrogr. i. 2 These somewhat translucent grains..belong to the so-called crystallites, and have been named by Vogelsang ‘globulites’.
1885 Nature 12 Mar. 446/1 Minute fluid spheres arise in the medium and grow by mutual absorption. They finally consolidate as clear, transparent, isotropic bodies, and to them Vogelsang has applied the term globulites.
1936 Science 24 Jan. 83/2 Some pieces examined showed perlitic cracks and globulites.
1965 Philos. Trans. (Royal Soc.) A. 257 133 The glass, which forms the matrix in the limburgites, is frequently grey or reddish in thin section owing to the presence of crowds of minute globulites.
Derivatives
globuˈlitic adj. consisting of or characterized by globulites.
ΚΠ
1876 F. Zirkel Microsc. Petrogr. i. 2 This granulated or globulitic devitrification of the amorphous mass is common in the half-crystalline basalts.
1884 Amer. Jrnl. Sci. 128 256 Between these microlites..could be detected a trace of pyroxene..with..dark globulitic base.
2005 Jrnl. Crystal Growth 275 e1504/2 The branching activity may be reduced leading to a microstructure consisting of spheroidal grains, often called globulitic.
This entry has been updated (OED Third Edition, September 2009; most recently modified version published online March 2022).
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n.1876