The program might issue warnings if it detects a sample where the sum of fractions does not match the total sample weight.
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.
The official source for the software is the website. gradistat v 91 link
Open the file in Excel. Click or Enable Macros on the yellow security warning bar at the top of the screen. 3. Data Entry
Which or operating system you are currently running? The program might issue warnings if it detects
There are two main ways to input data depending on the version you are using.
Originally developed by Dr. Simon Blott, the program has become a foundational asset for researchers, geologists, and sedimentologists globally. If you are looking for a GRADISTAT v 9.1 link or trying to download the latest available distribution, it is critical to understand the version history, installation process, and core operational mechanics of this specialized geological toolkit. Understanding GRADISTAT Versions: Is There a V 9.1? The official source for the software is the website
Once your data is entered
between Folk & Ward vs. Method of Moments. Recommend alternative software for grain size analysis. Share public link
Originally developed by geoscientists Simon J. Blott and Kenneth Pye, this macro-enabled spreadsheet automates the laborious mathematical equations required to analyze unconsolidated sediments.
Whether you are processing raw metrics gathered from laboratory sieve shakers or exporting modern laser granulometry diffraction outputs, GRADISTAT v9.1 converts your raw data weights into professional, publication-ready distribution curves and statistical matrices. 🛠️ What is GRADISTAT v 9.1?