Crystal sort, cleavage, and hardness are established generally with the crystal construction at the atomic degree. You will find there's list of distinct components (activators) that may be an essential Portion of a crystal composition or simply an impurity. Fluorescent minerals coupled with other rock-forming minerals make rocks that glow. https://bookmarkstumble.com/story7388165/5-tips-about-what-is-the-difference-between-rocks-and-minerals-you-can-use-today