By Willard L. Roberts, Thomas J. Campbell, and George R. Rapp, Jr.

Photographs edited by Wendell E. Wilson

Hardcover, Published in 1990, Language: English, 979 pages

Condition: Used – jacket cover has tape along the top half of the front where a rip occurred previously. Other rips and scuffing on jacket cover. Some browning on page edges but otherwise good condition.

The definitive reference work on every accepted mineral species. This second edition of the Encyclopedia of Minerals contains: more that 3200 alphabetical entries, 1000 of which are entirely new; 240 new color photographs, mostly of large specimens, as well as 104 black and white photographs; 45 new crystal drawings of rare species; the most complete coverage of silicates now available.