material AmethystChunk { receive_shadows on technique { pass { ambient 0.600000 0.200000 0.600000 0.800000 diffuse 0.7 0.3 0.7 0.600000 specular 0.9 0.5 0.9 0.700000 18.000000 emissive 0.9 0.5 0.9 0.800000 } } }