thin section
English
editNoun
editthin section (plural thin sections)
- (mineralogy) A thin, optically flat sliver of a material, especially a rock or mineral, that can be used in microscopy.
- 1980, W. S. Mackenzie, C. Guilford, Atlas of rock-forming minerals in thin section, page iv:
- The purpose of this book is to illustrate the appearance of many of the common rock-forming minerals in thin section under the microscope.
- 2003, Davis Young, Mind over Magma: The Story of Igneous Petrology, page 150:
- Before long, as Dawson (1992) pointed out, Sorby (1863) also made thin sections of some of the fused charges of basalt produced by Sir James Hall.
- Used other than figuratively or idiomatically: see thin, section.