One more from Badhon, sharp horizontal lines making an embossed paper feeling.
Source Badhon Ebrahim
It was called Navy Blue, but I made it dark. You know, the way I like it.
Source Ethan Hamilton
Looks a bit like concrete with subtle specks spread around the pattern.
Source Mladjan Antic
Dark, square, clean and tidy. What more can you ask for?
Source Jaromír Kavan
This pack of filters can help you adding a blocky overlay to objects. May come handy at drawing blocks of stone.
Source Lazur URH
You just can’t get enough of the fabric patterns, so here is one more for your collection.
Source Krisp Designs
Paper model of a tetrahedron. Modelo de papel de um tetraedro.
Source laobc
Nothing like a clean set of bed sheets, huh?
Source Badhon Ebrahim
To get the tile this is made up from select the rectangle in Inkscape and use shift+alt+i.
Source Firkin
Remixed from a drawing in 'The March of Loyalty', Letitia MacClintock, 1884.
Source Firkin
Zerro CC tillable texture of stones photographed and made by me. CC0
Source Sojan Janso
Background Wall, Art Abstract, Block Well & CC0 texture.
Source Ractapopulous