Gradistat V 91 Link [updated] Site

Get the latest version (v9.1) directly from the official source at K. Pye Associates Check out the original research paper by Blott and Pye (2001) to see the methodology behind the calculations!

The official source for the software is the website.

Windows is natively supported. Mac users frequently run into compatibility issues with Excel VBA macros, meaning Windows-based Excel is highly recommended. Software: Microsoft Excel (32-bit or 64-bit).

: Enter sieve/bin sizes in column B (either ascending or descending). Ensure they are consistent across all samples in a batch. 2. Entering Sample Information gradistat v 91 link

GRADISTAT Version 9.1 bridges the gap between raw laboratory numbers and actionable geological data. By providing automated, peer-reviewed statistical calculations within the familiar environment of Microsoft Excel, it saves researchers hundreds of hours of manual plotting and calculation. Whether you are assessing coastal erosion patterns, analyzing riverbed substrates, or conducting geotechnical soil testing, securing a clean download of GRADISTAT v 9.1 is a massive asset to your analytical toolkit.

: Modern Windows environments automatically block internet-downloaded macros. Right-click the downloaded file, open Properties , check the Unblock box at the bottom, and click Apply.

GRADISTAT remains a cornerstone tool for sedimentologists and environmental scientists, providing a fast, reliable method for calculating grain size statistics. While version 8.0 is the officially available release, version 9.1 is widely referenced in academic literature, suggesting that it is a later, unofficial version used by many researchers. Get the latest version (v9

: Some academic repositories and research‑sharing platforms may host copies of GRADISTAT, including v9.1. For example, CSDN (a Chinese software download platform) offers a resource titled “GRADISTAT 土壤粒度参数计算” which contains a file named “GRADISTATv8.xlsm”. This is also version 8, not 9.1. However, you may find other user‑uploaded versions on platforms like ResearchGate or GitHub . Use caution when downloading software from third‑party sites, as they may contain outdated or modified files.

A highly rigorous mathematical approach that utilizes the entire weight distribution of the sample rather than just specific percentiles.

: Automatically calculates Mean, Sorting, Skewness, and Kurtosis using both Folk & Ward and Moment methods. Visual Ready Windows is natively supported

Once you have located a download link and opened the file safely in Excel, using the software follows a structured workflow: Step 1: Prepare Your Data Gradistat allows you to input data in two primary formats:

Gradistat v 9.1 remains a gold standard tool for sedimentologists due to its simplicity, speed, and accuracy in generating Folk and Ward statistics. By sourcing the file through trusted academic networks and properly configuring your Excel macro settings, you can streamline your grain size data processing in minutes. To help you get your data processed smoothly, let me know:

Are you a geologist, geographer, or environmental scientist tired of manual sediment calculations? 🌍 GRADISTAT v9.1

: The peakedness or flatness of the frequency distribution relative to a normal distribution. 2. Method of Moments

You must navigate to Excel’s Trust Center and select "Enable all macros" (or choose to trust the specific document) for the program to function. Without macros enabled, the buttons and automated calculation sheets will not work. Step-by-Step Guide to Using Gradistat v 9.1