There's two different ways that rocks tend to be categorized; the initial relies on the procedures by which they kind, in which rocks are labeled as either sedimentary, igneous, and metamorphic. Rocks are also usually categorized by grain or crystal sizing. Encyclopaedia Britannica's editors oversee issue spots in which they https://sticks-of-rock78990.bloggazza.com/35221411/rock-sticks-secrets