Parquet
A blend between a Diffuse+BumpMap and a Phong+ExponentMap using the ExponentMap for blending pur...
Amethyst
Data taken from http://www.octonus.com/oct/projects/adsorbtion_spectra.phtml. IOR is the avera...
Sodalime Glass
This material uses Tabulated Data that is given for average clear iron glass (Fe around 900ppm), ...