Half-Life-PBR/bshift/pbr/models/xen_rockgibs.mdl/xen_rockgibs.mat

{
"for" "#models/xen_rockgibs/rock.mdl"
//"basecolor_map" "rock.png"
//"normal_map" "rock_normal.png"
//"metal_map" "rock_metal.png"
//"roughness_map" "rock_roughness.png"
}