The scale of the stone or brick must be considered to ensure a realistic appearance. To verify the scale, click on the image preview. In the Texture Editor dialog, the Width and Height can be entered.

"The Beauty of Stone Floors: Types, Textures, and Options for Architecture" [A beleza dos pisos de pedra: tipos, texturas e opções para a arquitetura] 13 Jul 2021. ArchDaily .

Sea Stone is a concrete-like material made by Newtab-22. ... It results in variations in the sizes, textures and colours of the shell fragments and means that each piece of Sea Stone unique.