XML style MTLs from SC

<Material Name="metal_tintable_a" MtlFlags="524416" MatTemplate="" MatSubTemplate="" Shader="Illum" GenMask="2020000000A0" StringGenMask="%BLENDLAYER%BUMP_MAP%SUBSURFACE_SCATTERING%VERTCOLORS" SurfaceType="metal_thin" Diffuse="0.21586053,0.21586053,0.21586053" Specular="0.048171829,0.048171829,0.048171829" Emissive="0,0,0" Shininess="255" Opacity="1" LayerAct="1">
   <Textures>
    <Texture Map="Diffuse" File="metal_tintable_a_diff.tif"/>
    <Texture Map="Bumpmap" File="metal_tintable_a_ddna.tif"/>
    <Texture Map="Detail" File="metal_noise_detail.tif" Filter="7">
     <TexMod TileU="20" TileV="20"/>
    </Texture>
    <Texture Map="Opacity" File="metal_dirt_a_diff.tif"/>
    <Texture Map="Decal" File="metal_tintable_a_diff.tif"/>
    <Texture Map="Custom" File="metal_tintable_a_ddna.tif"/>
    <Texture Map="BlendDetail" File="metal_noise_detail.tif">
     <TexMod TileU="20" TileV="20"/>
    </Texture>
   </Textures>
   <PublicParams BlendFalloff="0.80000001" BlendLayer2SpecularColor="0.048171829,0.048171829,0.048171829" BlendLayer2Tiling="1" SSSIndex="0" BlendMaskTiling="1" BlendLayer2DiffuseColor="0.1559265,0.1301365,0.11443538" BlendLayer2Glossiness="255" BlendFactor="0" IndirectColor="0.25,0.25,0.25"/>
  </Material>