14.3: Wentworth Grain Size Scale

Sedimentary Geology: Rocks, Environments and Stratigraphy · LibreTexts

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    From LibreTexts, under CC BY-SA 4.0, as the source states it; its equations are written in TeX, which the PDF shows typeset. This page at LibreTexts.

    Graphic portrayal of the Wentworth grain size chart

    Wentworth grain size chart modified to include particle diameters in inches and phi units as well as standard sieve sizes and other useful parameters.  Diagram is from Williams, S.J., Arsenault, M.A., Buczkowski, B.J., Reid, J.A., Flocks, J.G., Kulp, M.A., Penland, S., and Jenkins, C.J., 2006, Surficial sediment character of the Louisiana offshore Continental Shelf region: a GIS Compilation, U.S. Geological Survey Open-File Report 2006-1195, content is in the public domain.  

    This page titled 14.3: Wentworth Grain Size Scale was last modified on Thu, 08 Jan 2026 15:11:23 GMT and is shared under a CC BY-SA 4.0 license and was authored, remixed, and/or curated by Michael Rygel and Page Quinton.