thin section


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thin section

[′thin ′sek·shən]
(geology)
A piece of rock or mineral specifically prepared to study its optical properties; the sample is ground to 0.03-millimeter thickness, then polished and placed between two microscope slides. Also known as section.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
At the same time, the plastic in Part A does not need high pressure to continue filling the part, since the cross-section is thicker than that of the thin section in Part B.
Three thin section images were presented in that study, but here the presence of wustenquartz and a dominant population of grains 30-60 [micro]m in diameter were regarded as the best indicators of windblown provenance and clay pellets were not specifically mentioned, despite the field texture grade being medium clay throughout most of the subsoil.
It is indicated from the pictures of cores taken from the electron microscopy that the number of visible pores is about 12; casting thin sections show that the main pores of the cores are intergranular dissolution pores, intragranular dissolution pores, and moldic pores with good connectivity.
Observation from thin section images indicate that secondary intergranular pores are the dominant pore type (Figure 9).
The angular contact, thin section double-row bearings have an outside diameter of 28.5mm with a width of just under 9mm and a bore of 19mm.
abundance of certain foraminifera and other bio- associations in thin section.
The volume concludes with three appendices containing tables of the features in the hall, thin section descriptions, and pollen data, and an extensive bibliography.
It is a small bubble populated by a very thin section of society.
When you are happy with the texture and shape you have achieved, take a thin section of hair and wrap around the base to cover the band and complete the look.
For the rest of the analysis the chondrophore thin section method was chosen as the aging method for the Greenland smoothcockles.