"Emerald and aquamarine have been known and cherished since Antiquity, but it is only in the last few centuries that science has realized that these two coveted gems are actually different varieties of the same mineral -- Beryl. Number 7 in the popular extraLapis English mineralogy monograph series, "Beryl: And Its Color Varieties" surveys the mineralogy and localities of this popular gemstone."
"Apatite, the most abundant phosphate on Earth, is ubiquitous in the lithosphere and in vertebrates of the animal kingdom. Because it forms large colorful crystals, this toothsome mineral is among the most prized species populating mineral collections worldwide. Commonly confused with other minerals, Apatite takes its name from a Greek word meaning to deceive. This collector s compendium explores in luscious color the science, history, l ..."
"With its sharp vivid color zones, interesting crystal habits, and fabulous associations, fluorite is a highly collectable mineral species. Number 9 in Lithographie's popular monograph series, "Fluorite: Collector s Choice" brings together an international panel of experts and trademark illustrations to create a truly outstanding addition to any collector's library."