Grain Size Reference
====================

This page provides an overview of the default grain size presets available in stratapy, easily displaying the relation between the numerical and descriptive grain size values. 

See :doc:`Grain Size Customisation <../customisation/grain_size/index>` for details on how to adjust grain size presets and/or brackets.

.. image:: /_static/reference/grainsize_reference.png
    :alt: Grain size reference for all presets
    :width: 90%