Here is a texture set for anthracite roof tiles.
BLEND (Blender, filesize: 110 MB), OBJ (OBJ, filesize: 391 MB), FBX (Autodesk FBX, filesize: 391 MB), GLTF (glTF, filesize: 546 MB), ABC (Alembic, filesize: 391 MB), DAE (Collada, filesize: 391 MB), DXF (DXF, filesize: 391 MB), PLY (Ply, filesize: 391 MB), STL (Stereolithography, filesize: 391 MB), USD (USD, filesize: 391 MB), USDZ (USDZ, filesize: 9.22 MB)