Gradistat V 91 Free ((new)) [2024-2026]

If you'd like to find a direct download link or need help troubleshooting a specific error message in Excel: Tell me your (e.g., Office 365, Excel 2019) Specify your operating system (Windows or Mac)

Click the calculation button to generate statistics.

⚠️ Note: The original free version (v9.1) is no longer officially supported by the author (S.J. Blott), but the classic freeware is still available from archive sources. For modern OS, you may need to run it in compatibility mode.

Automatically assigns standard linguistic terms to sediment mix types, such as "Slightly Gravelly Muddy Sand," using the classic Folk (1954) classification triangle. gradistat v 91 free

Once your data is populated, executing the program requires just a few clicks.

Measures the degree of symmetry, pointing out an excess of fine materials (coarse-skewed) or heavy grains (fine-skewed).

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Review the : Classifies the sample based on gravel, sand, and mud ratios. Final Thoughts

Understanding the methods GradiStat uses is key to appreciating its power and correctly interpreting its results.

GRADISTAT v9.1 remains an essential, free, and efficient tool for anyone needing to analyze grain size distribution. Its integration with Excel, combined with rigorous statistical methods, makes it the go-to software for both academic research and commercial sediment analysis. By downloading it, you ensure your data is analyzed using accepted industry standards. For modern OS, you may need to run it in compatibility mode

Review the : Shows if the sediment is unimodal (one peak) or bimodal.

GRADISTAT automates the calculation of essential sedimentological statistics, allowing researchers to process approximately .