Hey's Chemical Index of Minerals
All CIM references are taken from the THIRD EDITION of Hey's Mineral Index, by A. Clark, Dept. of Mineralogy, Natural History Museum, London.
Book Information: 852 pages. hard cover. Published by Chapman & Hall, London 1993.
Hey's Mineral Index groups all minerals into one of 32 groups based on their chemistry. mindat.org allows you to search for minerals using these groupings.
Click below to view subgroups or minerals in each of Hey's groups.