The mineral water is present on Monday on a page. Beaucoup le sont sur 2, 3 voir 4 pages. There are certain things on the other side of the files that are beautiful plus important ones! Source examples:
 • Quartz = 18 pages of description and 76 photographs. • Fluorine = 7 pages with 25 photographs • Béryl = 10 pages with 40 photographs • Calcite = 7 pages with 33 photographs • Pyromorphite = 5 pages with 22 photographs • Groupe des grenats = 15 pages with 57 photographs • Groupe des tourmalines = 16 pages and 68 photographs
 640 pages, plus 2400 photographs, 250 crystal designs, format 17 x 24 cm. (Second edition 2024). In French!