Advances in knowledge of the relations between the optical properties and chemical composition of crystals, especially those affecting the amphibole group, have been incorporated in the text.

This course will introduce the concepts of crystallography necessary to prepare the student to use the analytical equipment of Optical Mineralogy and X-ray Crystallography. It also contains topics on ...

An updated database of optical data is available online for the four wavelengths (470nm, 546nm, 589nm, and 650nm) recommended by the Commission on Ore Mineralogy of the International Mineralogical ...