Download or read book Collector's Guide to the Mica Group written by Robert J. Lauf and published by Schiffer Earth Science Monogra. This book was released on 2008 with total page 96 pages. Available in PDF, EPUB and Kindle. Book excerpt: Mica is a broad term encompassing about forty minerals, ranging from the common to the rare, many at times forming excellent crystals jewelers use. This book feaures examples recently described among the 115 striking color photos and electron micrographs that illustrate the text. A detailed entry for each type includes information on where each is found, associations of micas with other minerals, pseudomorphs (minerals that masquerade as mica), and micas that fluoresce under UV light. This fascinating guide is for those interested in minerals.