A single cordierite gemstone, 5.10 cts, but the image on the left shows its color in polarized light. Locality: Coimbatore District, Chennai (Madras), Tamil Nadu, India. Photo by Didier Descouens. Licensed under CC By-SA 3.0.
Article: What is Gemstone Pleochroism?
|Natural or man made||Natural|
|Origin details||Coimbatore District, Chennai (Madras), Tamil Nadu|
|Photo pleochroism||Dichroic (2 colors)|