The previous page is sending you to https://www.alamy.com/a-popular-guide-to-minerals-with-chapters-on-the-bement-collection-of-minerals-in-the-american-museum-of-natural-history-and-the-development-of-mineralogy-hsorthorhombic-three-axes-of-unequal-lengths-one-axis-inclined-two-at-right-angles-axes-unequalmonoclinic-three-axes-inclined-axes-unequal-triclinic-three-axes-in-same-plane-making-60-zuith-each-other-equalin-length-one-vertical-axis-at-right-angles-to-the-other-three-hexagonal-whole-forms-holohedrism-and-half-forms-hemihedrism-before-the-systems-of-crystals-are-considered-it-is-necessary-tounderstand-the-very-imp-image343040440.html.

 If you do not want to visit that page, you can return to the previous page.